https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72778
Bug ID: 72778
Summary: [7 Regression] internal compiler error: in
create_pre_exit, at mode-switching.c:451
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: hjl.tools at gmail dot com
Target Milestone: ---
On x86, r238991 caused:
[hjl@gnu-6 gcc]$ ./xgcc -B./
/export/gnu/import/git/sources/gcc/gcc/testsuite/gcc.target/i386/mpx/pr66048.cc
-S -O2 -fcheck-pointer-bounds -mmpx -mavx
/export/gnu/import/git/sources/gcc/gcc/testsuite/gcc.target/i386/mpx/pr66048.cc:
In function ‘c1 test.chkp(c2, #‘pointer_bounds_type’ not supported by
dump_type#<type error>, void, ...)’:
/export/gnu/import/git/sources/gcc/gcc/testsuite/gcc.target/i386/mpx/pr66048.cc:16:1:
internal compiler error: in create_pre_exit, at mode-switching.c:451
}
^
0x1b3e104 create_pre_exit
/export/gnu/import/git/sources/gcc/gcc/mode-switching.c:437
0x1b3e377 optimize_mode_switching
/export/gnu/import/git/sources/gcc/gcc/mode-switching.c:534
0x1b3f6a6 execute
/export/gnu/import/git/sources/gcc/gcc/mode-switching.c:892
0xfe1176 gcc::pass_manager::execute_pass_mode_switching()
/export/gnu/import/git/sources/gcc/gcc/passes.c:123
0x14d5a3a rest_of_handle_insert_vzeroupper
/export/gnu/import/git/sources/gcc/gcc/config/i386/i386.c:2685
0x14d95d2 execute
/export/gnu/import/git/sources/gcc/gcc/config/i386/i386.c:4068
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]$
