public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
* [Bug c/44695]  New: ice in simplify_subreg, at simplify-rtx.c:5117
@ 2010-06-28  6:01 regehr at cs dot utah dot edu
  2010-06-28  9:17 ` [Bug rtl-optimization/44695] [4.6 Regression] " rguenth at gcc dot gnu dot org
                   ` (11 more replies)
  0 siblings, 12 replies; 13+ messages in thread
From: regehr at cs dot utah dot edu @ 2010-06-28  6:01 UTC (permalink / raw)
  To: gcc-bugs

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain, Size: 1683 bytes --]

regehr@john-home:~/volatile/bugs/tmp319$ current-gcc -v

Using built-in specs.
COLLECT_GCC=current-gcc
COLLECT_LTO_WRAPPER=/home/regehr/z/compiler-install/gcc-r161425-install/libexec/gcc/i686-pc-linux-gnu/4.6.0/lto-wrapper
Target: i686-pc-linux-gnu
Configured with: ../configure --with-libelf=/usr/local --enable-lto
--prefix=/home/regehr/z/compiler-install/gcc-r161425-install
--program-prefix=r161425- --enable-languages=c,c++
Thread model: posix
gcc version 4.6.0 20100626 (experimental) (GCC) 

regehr@john-home:~/volatile/bugs/tmp319$ current-gcc -O2 small.c -c 

small.c: In function ‘int81’:
small.c:20:1: internal compiler error: in simplify_subreg, at
simplify-rtx.c:5117
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

regehr@john-home:~/volatile/bugs/tmp319$ cat small.c

typedef int int32_t;
typedef unsigned char uint8_t;

static uint8_t
safe_div_func_uint8_t_u_u (uint8_t ui1, uint8_t ui2)
{
  return ui2 ? : (ui1 / ui2);
}

int safe (int);
int func_51 (int);

void
int81 (void)
{
  int32_t l_219 = 8L;
  if (safe (safe_div_func_uint8_t_u_u (1 || 0, l_219 & func_51 (0))))
    {
    }
}


-- 
           Summary: ice in simplify_subreg, at simplify-rtx.c:5117
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: regehr at cs dot utah dot edu
 GCC build triplet: i686-pc-linux-gnu
  GCC host triplet: i686-pc-linux-gnu
GCC target triplet: i686-pc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44695


^ permalink raw reply	[flat|nested] 13+ messages in thread
end of thread, other threads:[~2010-07-07 21:12 UTC | newest]

Thread overview: 13+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2010-06-28  6:01 [Bug c/44695] New: ice in simplify_subreg, at simplify-rtx.c:5117 regehr at cs dot utah dot edu
2010-06-28  9:17 ` [Bug rtl-optimization/44695] [4.6 Regression] " rguenth at gcc dot gnu dot org
2010-06-28 21:57 ` hjl dot tools at gmail dot com
2010-06-28 23:21 ` hjl dot tools at gmail dot com
2010-06-29 19:16 ` hjl dot tools at gmail dot com
2010-06-30 11:52 ` bonzini at gnu dot org
2010-06-30 18:15 ` hjl dot tools at gmail dot com
2010-06-30 18:47 ` hjl dot tools at gmail dot com
2010-07-01 17:47 ` hjl dot tools at gmail dot com
2010-07-02  0:37 ` hjl dot tools at gmail dot com
2010-07-04 23:18 ` hjl at gcc dot gnu dot org
2010-07-05 12:21 ` jakub at gcc dot gnu dot org
2010-07-07 21:12 ` hjl at gcc dot gnu dot org

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).