public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
* [Bug c/44816]  New: ice in subst_reloads, at reload.c:6328
@ 2010-07-04 22:01 regehr at cs dot utah dot edu
  2010-07-05  9:13 ` [Bug target/44816] [4.5/4.6 Regression] " rguenth at gcc dot gnu dot org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: regehr at cs dot utah dot edu @ 2010-07-04 22:01 UTC (permalink / raw)
  To: gcc-bugs

[regehr@gamow tmp418]$ current-gcc -v               
Using built-in specs.
COLLECT_GCC=current-gcc
COLLECT_LTO_WRAPPER=/uusoc/exports/scratch/regehr/z/compiler-install/gcc-r161681-install/bin/../libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: ../configure --with-libelf=/usr/local --enable-lto
--prefix=/home/regehr/z/compiler-install/gcc-r161681-install
--program-prefix=r161681- --enable-languages=c,c++
Thread model: posix
gcc version 4.6.0 20100701 (experimental) (GCC) 

[regehr@gamow tmp418]$ current-gcc -Os small.c -c -w

small.c: In function 'int329':
small.c:34:1: internal compiler error: in subst_reloads, at reload.c:6328
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

[regehr@gamow tmp418]$ cat small.c

static int
foo (int si1, int si2)
{
  return si1 ^ si2 & si1 ^ si1 ^ si2 & ~1 - si2 ^ si2 ? : si1 - si2;
}

static unsigned
bar (unsigned ui1, unsigned ui2)
{
  return ui1 + ui2;
}

int g_29;
int g_75;
int g_83;
int func_53 (unsigned char p_54, long p_55, unsigned char p_56);

int safe (int);

void int325 (long p_6, int p_7)
{
  int *l_28 = &g_29;
  *l_28 |= safe (0) <= foo;
}

void int329 (unsigned long p_50)
{
  int *l_74 = &g_75;
  int *l_82 = &g_83;
  *l_74 ^= foo (func_53 (6L, 1L, 1), 0);
  *l_82 |=
    func_53 (0L, 0, 0) <= bar (func_53 (0, 1, 0),
                                                      p_50);
}

int
func_53 (unsigned char p_54, long p_55, unsigned char p_56)
{
  return g_29;
}


-- 
           Summary: ice in subst_reloads, at reload.c:6328
           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: x86_64-unknown-linux-gnu
  GCC host triplet: x86_64-unknown-linux-gnu
GCC target triplet: x86_64-unknown-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44816


^ permalink raw reply	[flat|nested] 6+ messages in thread
end of thread, other threads:[~2010-07-25 18:07 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2010-07-04 22:01 [Bug c/44816] New: ice in subst_reloads, at reload.c:6328 regehr at cs dot utah dot edu
2010-07-05  9:13 ` [Bug target/44816] [4.5/4.6 Regression] " rguenth at gcc dot gnu dot org
2010-07-05 11:43 ` ubizjak at gmail dot com
2010-07-12 18:26 ` hjl dot tools at gmail dot com
2010-07-22  8:55 ` rguenth at gcc dot gnu dot org
2010-07-25 18:07 ` ubizjak at gmail dot com

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).