https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69369
Bug ID: 69369
Summary: [6 Regression] internal compiler error: in
remove_unreachable_nodes, at ipa.c:457
Product: gcc
Version: 6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: hjl.tools at gmail dot com
CC: hubicka at ucw dot cz
Target Milestone: ---
On x86, r232560 caused:
[hjl@gnu-6 gcc]$ cat
/export/gnu/import/git/sources/gcc/gcc/testsuite/gcc.target/i386/pr65184.c
/* { dg-do compile } */
/* { dg-require-effective-target mpx } */
/* { dg-options "-O2 -mabi=ms -fcheck-pointer-bounds -mmpx" } */
void
foo (int *a)
{
if (a[0] != a[1] * 2333)
__builtin_abort ();
}
void
bar (int *a)
{
if (a[0] != a[1] * 2333)
__builtin_abort ();
}
[hjl@gnu-6 gcc]$ ./xgcc -B./
/export/gnu/import/git/sources/gcc/gcc/testsuite/gcc.target/i386/pr65184.c -S
-O2 -fcheck-pointer-bounds -mmpx
/export/gnu/import/git/sources/gcc/gcc/testsuite/gcc.target/i386/pr65184.c:17:1:
internal compiler error: in remove_unreachable_nodes, at ipa.c:457
}
^
0xbde2b8 symbol_table::remove_unreachable_nodes(_IO_FILE*)
/export/gnu/import/git/sources/gcc/gcc/ipa.c:457
0xd2389c execute_todo
/export/gnu/import/git/sources/gcc/gcc/passes.c:2024
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
[hjl@gnu-6 gcc]$
