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

Reply via email to