[Bug c/44977] New: ice in propagate_rhs_into_lhs, at tree-ssa-dom.c:2728
regehr at cs dot utah dot edu
gcc-bugzilla@gcc.gnu.org
Sun Jul 18 06:28:00 GMT 2010
[regehr@bethe tmp603]$ current-gcc -O2 small.c -c
small.c: In function 'int329':
small.c:31:38: warning: assignment makes integer from pointer without a cast
[enabled by default]
small.c:24:5: internal compiler error: in propagate_rhs_into_lhs, at
tree-ssa-dom.c:2728
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
[regehr@bethe tmp603]$ cat small.c
static unsigned short
foo (unsigned short ui1, unsigned short ui2)
{
return ui1 - ui2;
}
static unsigned short
bar (unsigned ui1, unsigned short ui2)
{
return ui1 + ui2;
}
struct S1
{
const short f3;
};
int g_31;
short g_67;
struct S1 g_68[2][5][9][1][1] = {
};
int func_90 (int);
int int329 (int * const *const int32p_81, short ** p_82)
{
short l_169[8];
for (g_31 = 0; g_31 <= 0; g_31 = foo (g_31, 1))
{
short l_85;
lbl_89:g_67 ^= l_85;
for (l_85 = 0; l_85 >= 0; l_85 = bar)
if (g_31)
goto lbl_89;
func_90 (1), g_68[0][2][2][0][0].f3, 0;
}
return l_169[6];
}
[regehr@bethe tmp603]$ current-gcc -v
Using built-in specs.
COLLECT_GCC=current-gcc
COLLECT_LTO_WRAPPER=/uusoc/exports/scratch/regehr/z/compiler-install/gcc-r162241-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-r162241-install
--program-prefix=r162241- --enable-languages=c,c++
Thread model: posix
gcc version 4.6.0 20100716 (experimental) (GCC)
--
Summary: ice in propagate_rhs_into_lhs, at tree-ssa-dom.c:2728
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=44977
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