https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104975
Bug ID: 104975
Summary: ICE in execute, at gimple-harden-conditionals.cc:577
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
gcc 12.0.1 20220313 snapshot (g:7e28750395889d16a9cba49cd5935ced7dc00ce8) ICEs
when compiling the following testcase w/ -O1 -fharden-compares -fno-inline
-fno-ipa-pure-const:
__attribute__ ((pure, returns_twice)) int
bar (int);
int
quux (void)
{
return 0;
}
int
foo (short int x)
{
x = !x;
bar (quux ());
return x;
}
% gcc-12.0.1 -O1 -fharden-compares -fno-inline -fno-ipa-pure-const -c
pjkdqdif.c
during GIMPLE pass: hardcmp
pjkdqdif.c: In function 'foo':
pjkdqdif.c:11:1: internal compiler error: in execute, at
gimple-harden-conditionals.cc:577
11 | foo (short int x)
| ^~~
0x81cbba execute
/var/tmp/portage/sys-devel/gcc-12.0.1_p20220313/work/gcc-12-20220313/gcc/gimple-harden-conditionals.cc:577
