From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30809 invoked by alias); 29 Jul 2005 21:19:48 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 30642 invoked by alias); 29 Jul 2005 21:19:14 -0000 Date: Fri, 29 Jul 2005 21:59:00 -0000 Message-ID: <20050729211914.30641.qmail@sourceware.org> From: "thor at math dot tu-berlin dot de" To: gcc-bugs@gcc.gnu.org In-Reply-To: <20050729205340.23139.thor@math.tu-berlin.de> References: <20050729205340.23139.thor@math.tu-berlin.de> Reply-To: gcc-bugzilla@gcc.gnu.org Subject: [Bug c++/23139] -pedantic -ffast-math breaks working code X-Bugzilla-Reason: CC X-SW-Source: 2005-07/txt/msg03929.txt.bz2 List-Id: ------- 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 "" # 1 "" # 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