[Bug c++/23139] -pedantic -ffast-math breaks working code

["thor at math dot tu-berlin dot de" <gcc-bugzilla@gcc.gnu.org>]

------- Additional Comments From thor at math dot tu-berlin dot de  2005-07-29 21:18 -------
Subject: Re:  -pedantic -ffast-math breaks working code

pinskia at gcc dot gnu dot org wrote:
> ------- Additional Comments From pinskia at gcc dot gnu dot org  2005-07-29 21:06 -------
> Can you attach the preprocessing source as the glibc I have installed defineds HUGE_VAL as 
> __builtin_huge_val().
> 

Sorry to respond by mail, but the output is a bit too long to fit 
comfortably into the bug database; I submitted a shortened version there 
with only the preprocessed main program there. Please find the full 
program attached. LibC-dev is "libc6-dev      2.3.2.ds1-22".

Thanks,
	Thomas

# 1 "huge.cpp"
# 1 "<built-in>"
# 1 "<command line>"
# 1 "huge.cpp"
# 1 "/usr/include/math.h" 1 3 4
# 27 "/usr/include/math.h" 3 4
# 1 "/usr/include/features.h" 1 3 4
# 295 "/usr/include/features.h" 3 4
# 1 "/usr/include/sys/cdefs.h" 1 3 4
# 296 "/usr/include/features.h" 2 3 4
# 318 "/usr/include/features.h" 3 4
# 1 "/usr/include/gnu/stubs.h" 1 3 4
# 319 "/usr/include/features.h" 2 3 4
# 28 "/usr/include/math.h" 2 3 4

extern "C" {



# 1 "/usr/include/bits/huge_val.h" 1 3 4
# 34 "/usr/include/math.h" 2 3 4



# 1 "/usr/include/bits/nan.h" 1 3 4
# 38 "/usr/include/math.h" 2 3 4


# 1 "/usr/include/bits/mathdef.h" 1 3 4
# 29 "/usr/include/bits/mathdef.h" 3 4
typedef long double float_t;

typedef long double double_t;
# 41 "/usr/include/math.h" 2 3 4
# 65 "/usr/include/math.h" 3 4
# 1 "/usr/include/bits/mathcalls.h" 1 3 4
# 53 "/usr/include/bits/mathcalls.h" 3 4


extern double acos (double __x) throw (); extern double __acos (double __x) throw ();

extern double asin (double __x) throw (); extern double __asin (double __x) throw ();

extern double atan (double __x) throw (); extern double __atan (double __x) throw ();

extern double atan2 (double __y, double __x) throw (); extern double __atan2 (double __y, double __x) throw ();


extern double cos (double __x) throw (); extern double __cos (double __x) throw ();

extern double sin (double __x) throw (); extern double __sin (double __x) throw ();

extern double tan (double __x) throw (); extern double __tan (double __x) throw ();




extern double cosh (double __x) throw (); extern double __cosh (double __x) throw ();

extern double sinh (double __x) throw (); extern double __sinh (double __x) throw ();

extern double tanh (double __x) throw (); extern double __tanh (double __x) throw ();




extern void sincos (double __x, double *__sinx, double *__cosx) throw (); extern void __sincos (double __x, double *__sinx, double *__cosx) throw ();






extern double acosh (double __x) throw (); extern double __acosh (double __x) throw ();

extern double asinh (double __x) throw (); extern double __asinh (double __x) throw ();

extern double atanh (double __x) throw (); extern double __atanh (double __x) throw ();







extern double exp (double __x) throw (); extern double __exp (double __x) throw ();


extern double frexp (double __x, int *__exponent) throw (); extern double __frexp (double __x, int *__exponent) throw ();


extern double ldexp (double __x, int __exponent) throw (); extern double __ldexp (double __x, int __exponent) throw ();


extern double log (double __x) throw (); extern double __log (double __x) throw ();


extern double log10 (double __x) throw (); extern double __log10 (double __x) throw ();


extern double modf (double __x, double *__iptr) throw (); extern double __modf (double __x, double *__iptr) throw ();




extern double exp10 (double __x) throw (); extern double __exp10 (double __x) throw ();

extern double pow10 (double __x) throw (); extern double __pow10 (double __x) throw ();





extern double expm1 (double __x) throw (); extern double __expm1 (double __x) throw ();


extern double log1p (double __x) throw (); extern double __log1p (double __x) throw ();


extern double logb (double __x) throw (); extern double __logb (double __x) throw ();






extern double exp2 (double __x) throw (); extern double __exp2 (double __x) throw ();


extern double log2 (double __x) throw (); extern double __log2 (double __x) throw ();








extern double pow (double __x, double __y) throw (); extern double __pow (double __x, double __y) throw ();


extern double sqrt (double __x) throw (); extern double __sqrt (double __x) throw ();





extern double hypot (double __x, double __y) throw (); extern double __hypot (double __x, double __y) throw ();






extern double cbrt (double __x) throw (); extern double __cbrt (double __x) throw ();








extern double ceil (double __x) throw () __attribute__ ((__const__)); extern double __ceil (double __x) throw () __attribute__ ((__const__));


extern double fabs (double __x) throw () __attribute__ ((__const__)); extern double __fabs (double __x) throw () __attribute__ ((__const__));


extern double floor (double __x) throw () __attribute__ ((__const__)); extern double __floor (double __x) throw () __attribute__ ((__const__));


extern double fmod (double __x, double __y) throw (); extern double __fmod (double __x, double __y) throw ();




extern int __isinf (double __value) throw () __attribute__ ((__const__));


extern int __finite (double __value) throw () __attribute__ ((__const__));





extern int isinf (double __value) throw () __attribute__ ((__const__));


extern int finite (double __value) throw () __attribute__ ((__const__));


extern double drem (double __x, double __y) throw (); extern double __drem (double __x, double __y) throw ();



extern double significand (double __x) throw (); extern double __significand (double __x) throw ();





extern double copysign (double __x, double __y) throw () __attribute__ ((__const__)); extern double __copysign (double __x, double __y) throw () __attribute__ ((__const__));






extern double nan (__const char *__tagb) throw () __attribute__ ((__const__)); extern double __nan (__const char *__tagb) throw () __attribute__ ((__const__));





extern int __isnan (double __value) throw () __attribute__ ((__const__));



extern int isnan (double __value) throw () __attribute__ ((__const__));


extern double j0 (double) throw (); extern double __j0 (double) throw ();
extern double j1 (double) throw (); extern double __j1 (double) throw ();
extern double jn (int, double) throw (); extern double __jn (int, double) throw ();
extern double y0 (double) throw (); extern double __y0 (double) throw ();
extern double y1 (double) throw (); extern double __y1 (double) throw ();
extern double yn (int, double) throw (); extern double __yn (int, double) throw ();






extern double erf (double) throw (); extern double __erf (double) throw ();
extern double erfc (double) throw (); extern double __erfc (double) throw ();
extern double lgamma (double) throw (); extern double __lgamma (double) throw ();






extern double tgamma (double) throw (); extern double __tgamma (double) throw ();





extern double gamma (double) throw (); extern double __gamma (double) throw ();






extern double lgamma_r (double, int *__signgamp) throw (); extern double __lgamma_r (double, int *__signgamp) throw ();







extern double rint (double __x) throw (); extern double __rint (double __x) throw ();


extern double nextafter (double __x, double __y) throw () __attribute__ ((__const__)); extern double __nextafter (double __x, double __y) throw () __attribute__ ((__const__));

extern double nexttoward (double __x, long double __y) throw () __attribute__ ((__const__)); extern double __nexttoward (double __x, long double __y) throw () __attribute__ ((__const__));



extern double remainder (double __x, double __y) throw (); extern double __remainder (double __x, double __y) throw ();



extern double scalbn (double __x, int __n) throw (); extern double __scalbn (double __x, int __n) throw ();



extern int ilogb (double __x) throw (); extern int __ilogb (double __x) throw ();




extern double scalbln (double __x, long int __n) throw (); extern double __scalbln (double __x, long int __n) throw ();



extern double nearbyint (double __x) throw (); extern double __nearbyint (double __x) throw ();



extern double round (double __x) throw () __attribute__ ((__const__)); extern double __round (double __x) throw () __attribute__ ((__const__));



extern double trunc (double __x) throw () __attribute__ ((__const__)); extern double __trunc (double __x) throw () __attribute__ ((__const__));




extern double remquo (double __x, double __y, int *__quo) throw (); extern double __remquo (double __x, double __y, int *__quo) throw ();






extern long int lrint (double __x) throw (); extern long int __lrint (double __x) throw ();
extern long long int llrint (double __x) throw (); extern long long int __llrint (double __x) throw ();



extern long int lround (double __x) throw (); extern long int __lround (double __x) throw ();
extern long long int llround (double __x) throw (); extern long long int __llround (double __x) throw ();



extern double fdim (double __x, double __y) throw (); extern double __fdim (double __x, double __y) throw ();


extern double fmax (double __x, double __y) throw (); extern double __fmax (double __x, double __y) throw ();


extern double fmin (double __x, double __y) throw (); extern double __fmin (double __x, double __y) throw ();



extern int __fpclassify (double __value) throw ()
     __attribute__ ((__const__));


extern int __signbit (double __value) throw ()
     __attribute__ ((__const__));



extern double fma (double __x, double __y, double __z) throw (); extern double __fma (double __x, double __y, double __z) throw ();




extern double scalb (double __x, double __n) throw (); extern double __scalb (double __x, double __n) throw ();
# 66 "/usr/include/math.h" 2 3 4
# 88 "/usr/include/math.h" 3 4
# 1 "/usr/include/bits/mathcalls.h" 1 3 4
# 53 "/usr/include/bits/mathcalls.h" 3 4


extern float acosf (float __x) throw (); extern float __acosf (float __x) throw ();

extern float asinf (float __x) throw (); extern float __asinf (float __x) throw ();

extern float atanf (float __x) throw (); extern float __atanf (float __x) throw ();

extern float atan2f (float __y, float __x) throw (); extern float __atan2f (float __y, float __x) throw ();


extern float cosf (float __x) throw (); extern float __cosf (float __x) throw ();

extern float sinf (float __x) throw (); extern float __sinf (float __x) throw ();

extern float tanf (float __x) throw (); extern float __tanf (float __x) throw ();




extern float coshf (float __x) throw (); extern float __coshf (float __x) throw ();

extern float sinhf (float __x) throw (); extern float __sinhf (float __x) throw ();

extern float tanhf (float __x) throw (); extern float __tanhf (float __x) throw ();




extern void sincosf (float __x, float *__sinx, float *__cosx) throw (); extern void __sincosf (float __x, float *__sinx, float *__cosx) throw ();






extern float acoshf (float __x) throw (); extern float __acoshf (float __x) throw ();

extern float asinhf (float __x) throw (); extern float __asinhf (float __x) throw ();

extern float atanhf (float __x) throw (); extern float __atanhf (float __x) throw ();







extern float expf (float __x) throw (); extern float __expf (float __x) throw ();


extern float frexpf (float __x, int *__exponent) throw (); extern float __frexpf (float __x, int *__exponent) throw ();


extern float ldexpf (float __x, int __exponent) throw (); extern float __ldexpf (float __x, int __exponent) throw ();


extern float logf (float __x) throw (); extern float __logf (float __x) throw ();


extern float log10f (float __x) throw (); extern float __log10f (float __x) throw ();


extern float modff (float __x, float *__iptr) throw (); extern float __modff (float __x, float *__iptr) throw ();




extern float exp10f (float __x) throw (); extern float __exp10f (float __x) throw ();

extern float pow10f (float __x) throw (); extern float __pow10f (float __x) throw ();





extern float expm1f (float __x) throw (); extern float __expm1f (float __x) throw ();


extern float log1pf (float __x) throw (); extern float __log1pf (float __x) throw ();


extern float logbf (float __x) throw (); extern float __logbf (float __x) throw ();






extern float exp2f (float __x) throw (); extern float __exp2f (float __x) throw ();


extern float log2f (float __x) throw (); extern float __log2f (float __x) throw ();








extern float powf (float __x, float __y) throw (); extern float __powf (float __x, float __y) throw ();


extern float sqrtf (float __x) throw (); extern float __sqrtf (float __x) throw ();





extern float hypotf (float __x, float __y) throw (); extern float __hypotf (float __x, float __y) throw ();






extern float cbrtf (float __x) throw (); extern float __cbrtf (float __x) throw ();








extern float ceilf (float __x) throw () __attribute__ ((__const__)); extern float __ceilf (float __x) throw () __attribute__ ((__const__));


extern float fabsf (float __x) throw () __attribute__ ((__const__)); extern float __fabsf (float __x) throw () __attribute__ ((__const__));


extern float floorf (float __x) throw () __attribute__ ((__const__)); extern float __floorf (float __x) throw () __attribute__ ((__const__));


extern float fmodf (float __x, float __y) throw (); extern float __fmodf (float __x, float __y) throw ();




extern int __isinff (float __value) throw () __attribute__ ((__const__));


extern int __finitef (float __value) throw () __attribute__ ((__const__));





extern int isinff (float __value) throw () __attribute__ ((__const__));


extern int finitef (float __value) throw () __attribute__ ((__const__));


extern float dremf (float __x, float __y) throw (); extern float __dremf (float __x, float __y) throw ();



extern float significandf (float __x) throw (); extern float __significandf (float __x) throw ();





extern float copysignf (float __x, float __y) throw () __attribute__ ((__const__)); extern float __copysignf (float __x, float __y) throw () __attribute__ ((__const__));






extern float nanf (__const char *__tagb) throw () __attribute__ ((__const__)); extern float __nanf (__const char *__tagb) throw () __attribute__ ((__const__));





extern int __isnanf (float __value) throw () __attribute__ ((__const__));



extern int isnanf (float __value) throw () __attribute__ ((__const__));


extern float j0f (float) throw (); extern float __j0f (float) throw ();
extern float j1f (float) throw (); extern float __j1f (float) throw ();
extern float jnf (int, float) throw (); extern float __jnf (int, float) throw ();
extern float y0f (float) throw (); extern float __y0f (float) throw ();
extern float y1f (float) throw (); extern float __y1f (float) throw ();
extern float ynf (int, float) throw (); extern float __ynf (int, float) throw ();






extern float erff (float) throw (); extern float __erff (float) throw ();
extern float erfcf (float) throw (); extern float __erfcf (float) throw ();
extern float lgammaf (float) throw (); extern float __lgammaf (float) throw ();






extern float tgammaf (float) throw (); extern float __tgammaf (float) throw ();





extern float gammaf (float) throw (); extern float __gammaf (float) throw ();






extern float lgammaf_r (float, int *__signgamp) throw (); extern float __lgammaf_r (float, int *__signgamp) throw ();







extern float rintf (float __x) throw (); extern float __rintf (float __x) throw ();


extern float nextafterf (float __x, float __y) throw () __attribute__ ((__const__)); extern float __nextafterf (float __x, float __y) throw () __attribute__ ((__const__));

extern float nexttowardf (float __x, long double __y) throw () __attribute__ ((__const__)); extern float __nexttowardf (float __x, long double __y) throw () __attribute__ ((__const__));



extern float remainderf (float __x, float __y) throw (); extern float __remainderf (float __x, float __y) throw ();



extern float scalbnf (float __x, int __n) throw (); extern float __scalbnf (float __x, int __n) throw ();



extern int ilogbf (float __x) throw (); extern int __ilogbf (float __x) throw ();




extern float scalblnf (float __x, long int __n) throw (); extern float __scalblnf (float __x, long int __n) throw ();



extern float nearbyintf (float __x) throw (); extern float __nearbyintf (float __x) throw ();



extern float roundf (float __x) throw () __attribute__ ((__const__)); extern float __roundf (float __x) throw () __attribute__ ((__const__));



extern float truncf (float __x) throw () __attribute__ ((__const__)); extern float __truncf (float __x) throw () __attribute__ ((__const__));




extern float remquof (float __x, float __y, int *__quo) throw (); extern float __remquof (float __x, float __y, int *__quo) throw ();






extern long int lrintf (float __x) throw (); extern long int __lrintf (float __x) throw ();
extern long long int llrintf (float __x) throw (); extern long long int __llrintf (float __x) throw ();



extern long int lroundf (float __x) throw (); extern long int __lroundf (float __x) throw ();
extern long long int llroundf (float __x) throw (); extern long long int __llroundf (float __x) throw ();



extern float fdimf (float __x, float __y) throw (); extern float __fdimf (float __x, float __y) throw ();


extern float fmaxf (float __x, float __y) throw (); extern float __fmaxf (float __x, float __y) throw ();


extern float fminf (float __x, float __y) throw (); extern float __fminf (float __x, float __y) throw ();



extern int __fpclassifyf (float __value) throw ()
     __attribute__ ((__const__));


extern int __signbitf (float __value) throw ()
     __attribute__ ((__const__));



extern float fmaf (float __x, float __y, float __z) throw (); extern float __fmaf (float __x, float __y, float __z) throw ();




extern float scalbf (float __x, float __n) throw (); extern float __scalbf (float __x, float __n) throw ();
# 89 "/usr/include/math.h" 2 3 4
# 109 "/usr/include/math.h" 3 4
# 1 "/usr/include/bits/mathcalls.h" 1 3 4
# 53 "/usr/include/bits/mathcalls.h" 3 4


extern long double acosl (long double __x) throw (); extern long double __acosl (long double __x) throw ();

extern long double asinl (long double __x) throw (); extern long double __asinl (long double __x) throw ();

extern long double atanl (long double __x) throw (); extern long double __atanl (long double __x) throw ();

extern long double atan2l (long double __y, long double __x) throw (); extern long double __atan2l (long double __y, long double __x) throw ();


extern long double cosl (long double __x) throw (); extern long double __cosl (long double __x) throw ();

extern long double sinl (long double __x) throw (); extern long double __sinl (long double __x) throw ();

extern long double tanl (long double __x) throw (); extern long double __tanl (long double __x) throw ();




extern long double coshl (long double __x) throw (); extern long double __coshl (long double __x) throw ();

extern long double sinhl (long double __x) throw (); extern long double __sinhl (long double __x) throw ();

extern long double tanhl (long double __x) throw (); extern long double __tanhl (long double __x) throw ();




extern void sincosl (long double __x, long double *__sinx, long double *__cosx) throw (); extern void __sincosl (long double __x, long double *__sinx, long double *__cosx) throw ();






extern long double acoshl (long double __x) throw (); extern long double __acoshl (long double __x) throw ();

extern long double asinhl (long double __x) throw (); extern long double __asinhl (long double __x) throw ();

extern long double atanhl (long double __x) throw (); extern long double __atanhl (long double __x) throw ();







extern long double expl (long double __x) throw (); extern long double __expl (long double __x) throw ();


extern long double frexpl (long double __x, int *__exponent) throw (); extern long double __frexpl (long double __x, int *__exponent) throw ();


extern long double ldexpl (long double __x, int __exponent) throw (); extern long double __ldexpl (long double __x, int __exponent) throw ();


extern long double logl (long double __x) throw (); extern long double __logl (long double __x) throw ();


extern long double log10l (long double __x) throw (); extern long double __log10l (long double __x) throw ();


extern long double modfl (long double __x, long double *__iptr) throw (); extern long double __modfl (long double __x, long double *__iptr) throw ();




extern long double exp10l (long double __x) throw (); extern long double __exp10l (long double __x) throw ();

extern long double pow10l (long double __x) throw (); extern long double __pow10l (long double __x) throw ();





extern long double expm1l (long double __x) throw (); extern long double __expm1l (long double __x) throw ();


extern long double log1pl (long double __x) throw (); extern long double __log1pl (long double __x) throw ();


extern long double logbl (long double __x) throw (); extern long double __logbl (long double __x) throw ();






extern long double exp2l (long double __x) throw (); extern long double __exp2l (long double __x) throw ();


extern long double log2l (long double __x) throw (); extern long double __log2l (long double __x) throw ();








extern long double powl (long double __x, long double __y) throw (); extern long double __powl (long double __x, long double __y) throw ();


extern long double sqrtl (long double __x) throw (); extern long double __sqrtl (long double __x) throw ();





extern long double hypotl (long double __x, long double __y) throw (); extern long double __hypotl (long double __x, long double __y) throw ();






extern long double cbrtl (long double __x) throw (); extern long double __cbrtl (long double __x) throw ();








extern long double ceill (long double __x) throw () __attribute__ ((__const__)); extern long double __ceill (long double __x) throw () __attribute__ ((__const__));


extern long double fabsl (long double __x) throw () __attribute__ ((__const__)); extern long double __fabsl (long double __x) throw () __attribute__ ((__const__));


extern long double floorl (long double __x) throw () __attribute__ ((__const__)); extern long double __floorl (long double __x) throw () __attribute__ ((__const__));


extern long double fmodl (long double __x, long double __y) throw (); extern long double __fmodl (long double __x, long double __y) throw ();




extern int __isinfl (long double __value) throw () __attribute__ ((__const__));


extern int __finitel (long double __value) throw () __attribute__ ((__const__));





extern int isinfl (long double __value) throw () __attribute__ ((__const__));


extern int finitel (long double __value) throw () __attribute__ ((__const__));


extern long double dreml (long double __x, long double __y) throw (); extern long double __dreml (long double __x, long double __y) throw ();



extern long double significandl (long double __x) throw (); extern long double __significandl (long double __x) throw ();





extern long double copysignl (long double __x, long double __y) throw () __attribute__ ((__const__)); extern long double __copysignl (long double __x, long double __y) throw () __attribute__ ((__const__));






extern long double nanl (__const char *__tagb) throw () __attribute__ ((__const__)); extern long double __nanl (__const char *__tagb) throw () __attribute__ ((__const__));





extern int __isnanl (long double __value) throw () __attribute__ ((__const__));



extern int isnanl (long double __value) throw () __attribute__ ((__const__));


extern long double j0l (long double) throw (); extern long double __j0l (long double) throw ();
extern long double j1l (long double) throw (); extern long double __j1l (long double) throw ();
extern long double jnl (int, long double) throw (); extern long double __jnl (int, long double) throw ();
extern long double y0l (long double) throw (); extern long double __y0l (long double) throw ();
extern long double y1l (long double) throw (); extern long double __y1l (long double) throw ();
extern long double ynl (int, long double) throw (); extern long double __ynl (int, long double) throw ();






extern long double erfl (long double) throw (); extern long double __erfl (long double) throw ();
extern long double erfcl (long double) throw (); extern long double __erfcl (long double) throw ();
extern long double lgammal (long double) throw (); extern long double __lgammal (long double) throw ();






extern long double tgammal (long double) throw (); extern long double __tgammal (long double) throw ();





extern long double gammal (long double) throw (); extern long double __gammal (long double) throw ();






extern long double lgammal_r (long double, int *__signgamp) throw (); extern long double __lgammal_r (long double, int *__signgamp) throw ();







extern long double rintl (long double __x) throw (); extern long double __rintl (long double __x) throw ();


extern long double nextafterl (long double __x, long double __y) throw () __attribute__ ((__const__)); extern long double __nextafterl (long double __x, long double __y) throw () __attribute__ ((__const__));

extern long double nexttowardl (long double __x, long double __y) throw () __attribute__ ((__const__)); extern long double __nexttowardl (long double __x, long double __y) throw () __attribute__ ((__const__));



extern long double remainderl (long double __x, long double __y) throw (); extern long double __remainderl (long double __x, long double __y) throw ();



extern long double scalbnl (long double __x, int __n) throw (); extern long double __scalbnl (long double __x, int __n) throw ();



extern int ilogbl (long double __x) throw (); extern int __ilogbl (long double __x) throw ();




extern long double scalblnl (long double __x, long int __n) throw (); extern long double __scalblnl (long double __x, long int __n) throw ();



extern long double nearbyintl (long double __x) throw (); extern long double __nearbyintl (long double __x) throw ();



extern long double roundl (long double __x) throw () __attribute__ ((__const__)); extern long double __roundl (long double __x) throw () __attribute__ ((__const__));



extern long double truncl (long double __x) throw () __attribute__ ((__const__)); extern long double __truncl (long double __x) throw () __attribute__ ((__const__));




extern long double remquol (long double __x, long double __y, int *__quo) throw (); extern long double __remquol (long double __x, long double __y, int *__quo) throw ();






extern long int lrintl (long double __x) throw (); extern long int __lrintl (long double __x) throw ();
extern long long int llrintl (long double __x) throw (); extern long long int __llrintl (long double __x) throw ();



extern long int lroundl (long double __x) throw (); extern long int __lroundl (long double __x) throw ();
extern long long int llroundl (long double __x) throw (); extern long long int __llroundl (long double __x) throw ();



extern long double fdiml (long double __x, long double __y) throw (); extern long double __fdiml (long double __x, long double __y) throw ();


extern long double fmaxl (long double __x, long double __y) throw (); extern long double __fmaxl (long double __x, long double __y) throw ();


extern long double fminl (long double __x, long double __y) throw (); extern long double __fminl (long double __x, long double __y) throw ();



extern int __fpclassifyl (long double __value) throw ()
     __attribute__ ((__const__));


extern int __signbitl (long double __value) throw ()
     __attribute__ ((__const__));



extern long double fmal (long double __x, long double __y, long double __z) throw (); extern long double __fmal (long double __x, long double __y, long double __z) throw ();




extern long double scalbl (long double __x, long double __n) throw (); extern long double __scalbl (long double __x, long double __n) throw ();
# 110 "/usr/include/math.h" 2 3 4
# 125 "/usr/include/math.h" 3 4
extern int signgam;
# 166 "/usr/include/math.h" 3 4
enum
  {
    FP_NAN,

    FP_INFINITE,

    FP_ZERO,

    FP_SUBNORMAL,

    FP_NORMAL

  };
# 252 "/usr/include/math.h" 3 4
typedef enum
{
  _IEEE_ = -1,
  _SVID_,
  _XOPEN_,
  _POSIX_,
  _ISOC_
} _LIB_VERSION_TYPE;




extern _LIB_VERSION_TYPE _LIB_VERSION;
# 275 "/usr/include/math.h" 3 4
struct __exception



  {
    int type;
    char *name;
    double arg1;
    double arg2;
    double retval;
  };


extern int matherr (struct __exception *__exc) throw ();
# 423 "/usr/include/math.h" 3 4
}
# 2 "huge.cpp" 2
# 1 "/usr/include/stdio.h" 1 3 4
# 30 "/usr/include/stdio.h" 3 4
extern "C" {



# 1 "/usr/lib/gcc/i486-linux-gnu/4.0.1/include/stddef.h" 1 3 4
# 214 "/usr/lib/gcc/i486-linux-gnu/4.0.1/include/stddef.h" 3 4
typedef unsigned int size_t;
# 35 "/usr/include/stdio.h" 2 3 4

# 1 "/usr/include/bits/types.h" 1 3 4
# 28 "/usr/include/bits/types.h" 3 4
# 1 "/usr/include/bits/wordsize.h" 1 3 4
# 29 "/usr/include/bits/types.h" 2 3 4


# 1 "/usr/lib/gcc/i486-linux-gnu/4.0.1/include/stddef.h" 1 3 4
# 32 "/usr/include/bits/types.h" 2 3 4


typedef unsigned char __u_char;
typedef unsigned short int __u_short;
typedef unsigned int __u_int;
typedef unsigned long int __u_long;


typedef signed char __int8_t;
typedef unsigned char __uint8_t;
typedef signed short int __int16_t;
typedef unsigned short int __uint16_t;
typedef signed int __int32_t;
typedef unsigned int __uint32_t;




__extension__ typedef signed long long int __int64_t;
__extension__ typedef unsigned long long int __uint64_t;







__extension__ typedef long long int __quad_t;
__extension__ typedef unsigned long long int __u_quad_t;
# 129 "/usr/include/bits/types.h" 3 4
# 1 "/usr/include/bits/typesizes.h" 1 3 4
# 130 "/usr/include/bits/types.h" 2 3 4






__extension__ typedef unsigned long long int __dev_t;
__extension__ typedef unsigned int __uid_t;
__extension__ typedef unsigned int __gid_t;
__extension__ typedef unsigned long int __ino_t;
__extension__ typedef unsigned long long int __ino64_t;
__extension__ typedef unsigned int __mode_t;
__extension__ typedef unsigned int __nlink_t;
__extension__ typedef long int __off_t;
__extension__ typedef long long int __off64_t;
__extension__ typedef int __pid_t;
__extension__ typedef struct { int __val[2]; } __fsid_t;
__extension__ typedef long int __clock_t;
__extension__ typedef unsigned long int __rlim_t;
__extension__ typedef unsigned long long int __rlim64_t;
__extension__ typedef unsigned int __id_t;
__extension__ typedef long int __time_t;
__extension__ typedef unsigned int __useconds_t;
__extension__ typedef long int __suseconds_t;

__extension__ typedef int __daddr_t;
__extension__ typedef long int __swblk_t;
__extension__ typedef int __key_t;


__extension__ typedef int __clockid_t;


__extension__ typedef int __timer_t;


__extension__ typedef long int __blksize_t;




__extension__ typedef long int __blkcnt_t;
__extension__ typedef long long int __blkcnt64_t;


__extension__ typedef unsigned long int __fsblkcnt_t;
__extension__ typedef unsigned long long int __fsblkcnt64_t;


__extension__ typedef unsigned long int __fsfilcnt_t;
__extension__ typedef unsigned long long int __fsfilcnt64_t;

__extension__ typedef int __ssize_t;



typedef __off64_t __loff_t;
typedef __quad_t *__qaddr_t;
typedef char *__caddr_t;


__extension__ typedef int __intptr_t;


__extension__ typedef unsigned int __socklen_t;
# 37 "/usr/include/stdio.h" 2 3 4









typedef struct _IO_FILE FILE;





# 62 "/usr/include/stdio.h" 3 4
typedef struct _IO_FILE __FILE;
# 72 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/libio.h" 1 3 4
# 32 "/usr/include/libio.h" 3 4
# 1 "/usr/include/_G_config.h" 1 3 4
# 14 "/usr/include/_G_config.h" 3 4
# 1 "/usr/lib/gcc/i486-linux-gnu/4.0.1/include/stddef.h" 1 3 4
# 355 "/usr/lib/gcc/i486-linux-gnu/4.0.1/include/stddef.h" 3 4
typedef unsigned int wint_t;
# 15 "/usr/include/_G_config.h" 2 3 4
# 24 "/usr/include/_G_config.h" 3 4
# 1 "/usr/include/wchar.h" 1 3 4
# 48 "/usr/include/wchar.h" 3 4
# 1 "/usr/lib/gcc/i486-linux-gnu/4.0.1/include/stddef.h" 1 3 4
# 49 "/usr/include/wchar.h" 2 3 4

# 1 "/usr/include/bits/wchar.h" 1 3 4
# 51 "/usr/include/wchar.h" 2 3 4
# 76 "/usr/include/wchar.h" 3 4
typedef struct
{
  int __count;
  union
  {
    wint_t __wch;
    char __wchb[4];
  } __value;
} __mbstate_t;
# 25 "/usr/include/_G_config.h" 2 3 4

typedef struct
{
  __off_t __pos;
  __mbstate_t __state;
} _G_fpos_t;
typedef struct
{
  __off64_t __pos;
  __mbstate_t __state;
} _G_fpos64_t;
# 44 "/usr/include/_G_config.h" 3 4
# 1 "/usr/include/gconv.h" 1 3 4
# 28 "/usr/include/gconv.h" 3 4
# 1 "/usr/include/wchar.h" 1 3 4
# 48 "/usr/include/wchar.h" 3 4
# 1 "/usr/lib/gcc/i486-linux-gnu/4.0.1/include/stddef.h" 1 3 4
# 49 "/usr/include/wchar.h" 2 3 4
# 29 "/usr/include/gconv.h" 2 3 4


# 1 "/usr/lib/gcc/i486-linux-gnu/4.0.1/include/stddef.h" 1 3 4
# 32 "/usr/include/gconv.h" 2 3 4





enum
{
  __GCONV_OK = 0,
  __GCONV_NOCONV,
  __GCONV_NODB,
  __GCONV_NOMEM,

  __GCONV_EMPTY_INPUT,
  __GCONV_FULL_OUTPUT,
  __GCONV_ILLEGAL_INPUT,
  __GCONV_INCOMPLETE_INPUT,

  __GCONV_ILLEGAL_DESCRIPTOR,
  __GCONV_INTERNAL_ERROR
};



enum
{
  __GCONV_IS_LAST = 0x0001,
  __GCONV_IGNORE_ERRORS = 0x0002
};



struct __gconv_step;
struct __gconv_step_data;
struct __gconv_loaded_object;
struct __gconv_trans_data;



typedef int (*__gconv_fct) (struct __gconv_step *, struct __gconv_step_data *,
       __const unsigned char **, __const unsigned char *,
       unsigned char **, size_t *, int, int);


typedef wint_t (*__gconv_btowc_fct) (struct __gconv_step *, unsigned char);


typedef int (*__gconv_init_fct) (struct __gconv_step *);
typedef void (*__gconv_end_fct) (struct __gconv_step *);



typedef int (*__gconv_trans_fct) (struct __gconv_step *,
      struct __gconv_step_data *, void *,
      __const unsigned char *,
      __const unsigned char **,
      __const unsigned char *, unsigned char **,
      size_t *);


typedef int (*__gconv_trans_context_fct) (void *, __const unsigned char *,
       __const unsigned char *,
       unsigned char *, unsigned char *);


typedef int (*__gconv_trans_query_fct) (__const char *, __const char ***,
     size_t *);


typedef int (*__gconv_trans_init_fct) (void **, const char *);
typedef void (*__gconv_trans_end_fct) (void *);

struct __gconv_trans_data
{

  __gconv_trans_fct __trans_fct;
  __gconv_trans_context_fct __trans_context_fct;
  __gconv_trans_end_fct __trans_end_fct;
  void *__data;
  struct __gconv_trans_data *__next;
};



struct __gconv_step
{
  struct __gconv_loaded_object *__shlib_handle;
  __const char *__modname;

  int __counter;

  char *__from_name;
  char *__to_name;

  __gconv_fct __fct;
  __gconv_btowc_fct __btowc_fct;
  __gconv_init_fct __init_fct;
  __gconv_end_fct __end_fct;



  int __min_needed_from;
  int __max_needed_from;
  int __min_needed_to;
  int __max_needed_to;


  int __stateful;

  void *__data;
};



struct __gconv_step_data
{
  unsigned char *__outbuf;
  unsigned char *__outbufend;



  int __flags;



  int __invocation_counter;



  int __internal_use;

  __mbstate_t *__statep;
  __mbstate_t __state;



  struct __gconv_trans_data *__trans;
};



typedef struct __gconv_info
{
  size_t __nsteps;
  struct __gconv_step *__steps;
  __extension__ struct __gconv_step_data __data [];
} *__gconv_t;
# 45 "/usr/include/_G_config.h" 2 3 4
typedef union
{
  struct __gconv_info __cd;
  struct
  {
    struct __gconv_info __cd;
    struct __gconv_step_data __data;
  } __combined;
} _G_iconv_t;

typedef int _G_int16_t __attribute__ ((__mode__ (__HI__)));
typedef int _G_int32_t __attribute__ ((__mode__ (__SI__)));
typedef unsigned int _G_uint16_t __attribute__ ((__mode__ (__HI__)));
typedef unsigned int _G_uint32_t __attribute__ ((__mode__ (__SI__)));
# 33 "/usr/include/libio.h" 2 3 4
# 53 "/usr/include/libio.h" 3 4
# 1 "/usr/lib/gcc/i486-linux-gnu/4.0.1/include/stdarg.h" 1 3 4
# 43 "/usr/lib/gcc/i486-linux-gnu/4.0.1/include/stdarg.h" 3 4
typedef __builtin_va_list __gnuc_va_list;
# 54 "/usr/include/libio.h" 2 3 4
# 163 "/usr/include/libio.h" 3 4
struct _IO_jump_t; struct _IO_FILE;
# 173 "/usr/include/libio.h" 3 4
typedef void _IO_lock_t;





struct _IO_marker {
  struct _IO_marker *_next;
  struct _IO_FILE *_sbuf;



  int _pos;
# 196 "/usr/include/libio.h" 3 4
};


enum __codecvt_result
{
  __codecvt_ok,
  __codecvt_partial,
  __codecvt_error,
  __codecvt_noconv
};
# 264 "/usr/include/libio.h" 3 4
struct _IO_FILE {
  int _flags;




  char* _IO_read_ptr;
  char* _IO_read_end;
  char* _IO_read_base;
  char* _IO_write_base;
  char* _IO_write_ptr;
  char* _IO_write_end;
  char* _IO_buf_base;
  char* _IO_buf_end;

  char *_IO_save_base;
  char *_IO_backup_base;
  char *_IO_save_end;

  struct _IO_marker *_markers;

  struct _IO_FILE *_chain;

  int _fileno;



  int _flags2;

  __off_t _old_offset;



  unsigned short _cur_column;
  signed char _vtable_offset;
  char _shortbuf[1];



  _IO_lock_t *_lock;
# 312 "/usr/include/libio.h" 3 4
  __off64_t _offset;





  void *__pad1;
  void *__pad2;

  int _mode;

  char _unused2[15 * sizeof (int) - 2 * sizeof (void *)];

};





struct _IO_FILE_plus;

extern struct _IO_FILE_plus _IO_2_1_stdin_;
extern struct _IO_FILE_plus _IO_2_1_stdout_;
extern struct _IO_FILE_plus _IO_2_1_stderr_;
# 351 "/usr/include/libio.h" 3 4
typedef __ssize_t __io_read_fn (void *__cookie, char *__buf, size_t __nbytes);







typedef __ssize_t __io_write_fn (void *__cookie, __const char *__buf,
     size_t __n);







typedef int __io_seek_fn (void *__cookie, __off64_t *__pos, int __w);


typedef int __io_close_fn (void *__cookie);




typedef __io_read_fn cookie_read_function_t;
typedef __io_write_fn cookie_write_function_t;
typedef __io_seek_fn cookie_seek_function_t;
typedef __io_close_fn cookie_close_function_t;


typedef struct
{
  __io_read_fn *read;
  __io_write_fn *write;
  __io_seek_fn *seek;
  __io_close_fn *close;
} _IO_cookie_io_functions_t;
typedef _IO_cookie_io_functions_t cookie_io_functions_t;

struct _IO_cookie_file;


extern void _IO_cookie_init (struct _IO_cookie_file *__cfile, int __read_write,
        void *__cookie, _IO_cookie_io_functions_t __fns);




extern "C" {


extern int __underflow (_IO_FILE *) throw ();
extern int __uflow (_IO_FILE *) throw ();
extern int __overflow (_IO_FILE *, int) throw ();
extern wint_t __wunderflow (_IO_FILE *) throw ();
extern wint_t __wuflow (_IO_FILE *) throw ();
extern wint_t __woverflow (_IO_FILE *, wint_t) throw ();
# 433 "/usr/include/libio.h" 3 4
extern int _IO_getc (_IO_FILE *__fp) throw ();
extern int _IO_putc (int __c, _IO_FILE *__fp) throw ();
extern int _IO_feof (_IO_FILE *__fp) throw ();
extern int _IO_ferror (_IO_FILE *__fp) throw ();

extern int _IO_peekc_locked (_IO_FILE *__fp) throw ();





extern void _IO_flockfile (_IO_FILE *) throw ();
extern void _IO_funlockfile (_IO_FILE *) throw ();
extern int _IO_ftrylockfile (_IO_FILE *) throw ();
# 463 "/usr/include/libio.h" 3 4
extern int _IO_vfscanf (_IO_FILE * __restrict, const char * __restrict,
   __gnuc_va_list, int *__restrict) throw ();
extern int _IO_vfprintf (_IO_FILE *__restrict, const char *__restrict,
    __gnuc_va_list) throw ();
extern __ssize_t _IO_padn (_IO_FILE *, int, __ssize_t) throw ();
extern size_t _IO_sgetn (_IO_FILE *, void *, size_t) throw ();

extern __off64_t _IO_seekoff (_IO_FILE *, __off64_t, int, int) throw ();
extern __off64_t _IO_seekpos (_IO_FILE *, __off64_t, int) throw ();

extern void _IO_free_backup_area (_IO_FILE *) throw ();
# 521 "/usr/include/libio.h" 3 4
}
# 73 "/usr/include/stdio.h" 2 3 4




typedef __gnuc_va_list va_list;
# 86 "/usr/include/stdio.h" 3 4


typedef _G_fpos_t fpos_t;





typedef _G_fpos64_t fpos64_t;
# 138 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/bits/stdio_lim.h" 1 3 4
# 139 "/usr/include/stdio.h" 2 3 4



extern struct _IO_FILE *stdin;
extern struct _IO_FILE *stdout;
extern struct _IO_FILE *stderr;







extern int remove (__const char *__filename) throw ();

extern int rename (__const char *__old, __const char *__new) throw ();









extern FILE *tmpfile (void);
# 174 "/usr/include/stdio.h" 3 4
extern FILE *tmpfile64 (void);



extern char *tmpnam (char *__s) throw ();





extern char *tmpnam_r (char *__s) throw ();
# 196 "/usr/include/stdio.h" 3 4
extern char *tempnam (__const char *__dir, __const char *__pfx)
     throw () __attribute__ ((__malloc__));








extern int fclose (FILE *__stream);




extern int fflush (FILE *__stream);

# 221 "/usr/include/stdio.h" 3 4
extern int fflush_unlocked (FILE *__stream);
# 231 "/usr/include/stdio.h" 3 4
extern int fcloseall (void);









extern FILE *fopen (__const char *__restrict __filename,
      __const char *__restrict __modes);




extern FILE *freopen (__const char *__restrict __filename,
        __const char *__restrict __modes,
        FILE *__restrict __stream);
# 262 "/usr/include/stdio.h" 3 4


extern FILE *fopen64 (__const char *__restrict __filename,
        __const char *__restrict __modes);
extern FILE *freopen64 (__const char *__restrict __filename,
   __const char *__restrict __modes,
   FILE *__restrict __stream);




extern FILE *fdopen (int __fd, __const char *__modes) throw ();





extern FILE *fopencookie (void *__restrict __magic_cookie,
     __const char *__restrict __modes,
     _IO_cookie_io_functions_t __io_funcs) throw ();


extern FILE *fmemopen (void *__s, size_t __len, __const char *__modes) throw ();




extern FILE *open_memstream (char **__restrict __bufloc,
        size_t *__restrict __sizeloc) throw ();






extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) throw ();



extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf,
      int __modes, size_t __n) throw ();





extern void setbuffer (FILE *__restrict __stream, char *__restrict __buf,
         size_t __size) throw ();


extern void setlinebuf (FILE *__stream) throw ();








extern int fprintf (FILE *__restrict __stream,
      __const char *__restrict __format, ...);




extern int printf (__const char *__restrict __format, ...);

extern int sprintf (char *__restrict __s,
      __const char *__restrict __format, ...) throw ();





extern int vfprintf (FILE *__restrict __s, __const char *__restrict __format,
       __gnuc_va_list __arg);




extern int vprintf (__const char *__restrict __format, __gnuc_va_list __arg);

extern int vsprintf (char *__restrict __s, __const char *__restrict __format,
       __gnuc_va_list __arg) throw ();





extern int snprintf (char *__restrict __s, size_t __maxlen,
       __const char *__restrict __format, ...)
     throw () __attribute__ ((__format__ (__printf__, 3, 4)));

extern int vsnprintf (char *__restrict __s, size_t __maxlen,
        __const char *__restrict __format, __gnuc_va_list __arg)
     throw () __attribute__ ((__format__ (__printf__, 3, 0)));






extern int vasprintf (char **__restrict __ptr, __const char *__restrict __f,
        __gnuc_va_list __arg)
     throw () __attribute__ ((__format__ (__printf__, 2, 0)));
extern int __asprintf (char **__restrict __ptr,
         __const char *__restrict __fmt, ...)
     throw () __attribute__ ((__format__ (__printf__, 2, 3)));
extern int asprintf (char **__restrict __ptr,
       __const char *__restrict __fmt, ...)
     throw () __attribute__ ((__format__ (__printf__, 2, 3)));







extern int vdprintf (int __fd, __const char *__restrict __fmt,
       __gnuc_va_list __arg)
     __attribute__ ((__format__ (__printf__, 2, 0)));
extern int dprintf (int __fd, __const char *__restrict __fmt, ...)
     __attribute__ ((__format__ (__printf__, 2, 3)));








extern int fscanf (FILE *__restrict __stream,
     __const char *__restrict __format, ...);




extern int scanf (__const char *__restrict __format, ...);

extern int sscanf (__const char *__restrict __s,
     __const char *__restrict __format, ...) throw ();








extern int vfscanf (FILE *__restrict __s, __const char *__restrict __format,
      __gnuc_va_list __arg)
     __attribute__ ((__format__ (__scanf__, 2, 0)));





extern int vscanf (__const char *__restrict __format, __gnuc_va_list __arg)
     __attribute__ ((__format__ (__scanf__, 1, 0)));


extern int vsscanf (__const char *__restrict __s,
      __const char *__restrict __format, __gnuc_va_list __arg)
     throw () __attribute__ ((__format__ (__scanf__, 2, 0)));









extern int fgetc (FILE *__stream);
extern int getc (FILE *__stream);





extern int getchar (void);

# 454 "/usr/include/stdio.h" 3 4
extern int getc_unlocked (FILE *__stream);
extern int getchar_unlocked (void);
# 465 "/usr/include/stdio.h" 3 4
extern int fgetc_unlocked (FILE *__stream);











extern int fputc (int __c, FILE *__stream);
extern int putc (int __c, FILE *__stream);





extern int putchar (int __c);

# 498 "/usr/include/stdio.h" 3 4
extern int fputc_unlocked (int __c, FILE *__stream);







extern int putc_unlocked (int __c, FILE *__stream);
extern int putchar_unlocked (int __c);






extern int getw (FILE *__stream);


extern int putw (int __w, FILE *__stream);








extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream);






extern char *gets (char *__s);

# 543 "/usr/include/stdio.h" 3 4
extern char *fgets_unlocked (char *__restrict __s, int __n,
        FILE *__restrict __stream);
# 559 "/usr/include/stdio.h" 3 4
extern __ssize_t __getdelim (char **__restrict __lineptr,
          size_t *__restrict __n, int __delimiter,
          FILE *__restrict __stream);
extern __ssize_t getdelim (char **__restrict __lineptr,
        size_t *__restrict __n, int __delimiter,
        FILE *__restrict __stream);







extern __ssize_t getline (char **__restrict __lineptr,
       size_t *__restrict __n,
       FILE *__restrict __stream);








extern int fputs (__const char *__restrict __s, FILE *__restrict __stream);





extern int puts (__const char *__s);






extern int ungetc (int __c, FILE *__stream);






extern size_t fread (void *__restrict __ptr, size_t __size,
       size_t __n, FILE *__restrict __stream);




extern size_t fwrite (__const void *__restrict __ptr, size_t __size,
        size_t __n, FILE *__restrict __s);

# 620 "/usr/include/stdio.h" 3 4
extern int fputs_unlocked (__const char *__restrict __s,
      FILE *__restrict __stream);
# 631 "/usr/include/stdio.h" 3 4
extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
         size_t __n, FILE *__restrict __stream);
extern size_t fwrite_unlocked (__const void *__restrict __ptr, size_t __size,
          size_t __n, FILE *__restrict __stream);








extern int fseek (FILE *__stream, long int __off, int __whence);




extern long int ftell (FILE *__stream);




extern void rewind (FILE *__stream);

# 667 "/usr/include/stdio.h" 3 4
extern int fseeko (FILE *__stream, __off_t __off, int __whence);




extern __off_t ftello (FILE *__stream);
# 686 "/usr/include/stdio.h" 3 4






extern int fgetpos (FILE *__restrict __stream, fpos_t *__restrict __pos);




extern int fsetpos (FILE *__stream, __const fpos_t *__pos);
# 709 "/usr/include/stdio.h" 3 4



extern int fseeko64 (FILE *__stream, __off64_t __off, int __whence);
extern __off64_t ftello64 (FILE *__stream);
extern int fgetpos64 (FILE *__restrict __stream, fpos64_t *__restrict __pos);
extern int fsetpos64 (FILE *__stream, __const fpos64_t *__pos);




extern void clearerr (FILE *__stream) throw ();

extern int feof (FILE *__stream) throw ();

extern int ferror (FILE *__stream) throw ();




extern void clearerr_unlocked (FILE *__stream) throw ();
extern int feof_unlocked (FILE *__stream) throw ();
extern int ferror_unlocked (FILE *__stream) throw ();








extern void perror (__const char *__s);






# 1 "/usr/include/bits/sys_errlist.h" 1 3 4
# 27 "/usr/include/bits/sys_errlist.h" 3 4
extern int sys_nerr;
extern __const char *__const sys_errlist[];


extern int _sys_nerr;
extern __const char *__const _sys_errlist[];
# 748 "/usr/include/stdio.h" 2 3 4




extern int fileno (FILE *__stream) throw ();




extern int fileno_unlocked (FILE *__stream) throw ();
# 767 "/usr/include/stdio.h" 3 4
extern FILE *popen (__const char *__command, __const char *__modes);





extern int pclose (FILE *__stream);





extern char *ctermid (char *__s) throw ();





extern char *cuserid (char *__s);




struct obstack;


extern int obstack_printf (struct obstack *__restrict __obstack,
      __const char *__restrict __format, ...)
     throw () __attribute__ ((__format__ (__printf__, 2, 3)));
extern int obstack_vprintf (struct obstack *__restrict __obstack,
       __const char *__restrict __format,
       __gnuc_va_list __args)
     throw () __attribute__ ((__format__ (__printf__, 2, 0)));







extern void flockfile (FILE *__stream) throw ();



extern int ftrylockfile (FILE *__stream) throw ();


extern void funlockfile (FILE *__stream) throw ();
# 831 "/usr/include/stdio.h" 3 4
}
# 3 "huge.cpp" 2

int main(int argc,char **argv)
{
  double v = (__extension__ 0x1.0p2047);

  printf("%f\n",v);

  return 0;
}


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23139