https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71673
Bug ID: 71673
Summary: [7 Regression] FAIL:
c-c++-common/torture/builtin-arith-overflow-p-19.c -O2
(internal compiler error)
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: ktkachov at gcc dot gnu.org
CC: jakub at gcc dot gnu.org
Target Milestone: ---
Target: arm
The new test introduced with r237754 ICEs on arm targets:
FAIL: c-c++-common/torture/builtin-arith-overflow-p-19.c -O2 (internal
compiler error)
FAIL: c-c++-common/torture/builtin-arith-overflow-p-19.c -O2 (test for
excess errors)
FAIL: c-c++-common/torture/builtin-arith-overflow-p-19.c -O2 -flto
-fno-use-linker-plugin -flto-partition=none (internal compiler error)
FAIL: c-c++-common/torture/builtin-arith-overflow-p-19.c -O2 -flto
-fno-use-linker-plugin -flto-partition=none (test for excess errors)
FAIL: c-c++-common/torture/builtin-arith-overflow-p-19.c -O2 -flto
-fuse-linker-plugin -fno-fat-lto-objects (internal compiler error)
FAIL: c-c++-common/torture/builtin-arith-overflow-p-19.c -O2 -flto
-fuse-linker-plugin -fno-fat-lto-objects (test for excess errors)
The backtrace is:
$SRC/gcc/testsuite/c-c++-common/torture/builtin-arith-overflow-p-19.c: In
function 't100_1add':
$SRC/gcc/testsuite/c-c++-common/torture/builtin-arith-overflow.h:97:7: internal
compiler error: Segmentation fault
$SRC/gcc/testsuite/c-c++-common/torture/builtin-arith-overflow-p-19.c:32:1:
note: in expansion of macro 'TP'
$SRC/gcc/testsuite/c-c++-common/torture/builtin-arith-overflow-p-19.c:63:1:
note: in expansion of macro 'TESTS'
0xb24ce0 crash_signal
$SRC/gcc/toplev.c:335
0xabea37 commutative_operand_precedence(rtx_def*)
$SRC/gcc/rtlanal.c:3367
0xabeb58 swap_commutative_operands_p(rtx_def*, rtx_def*)
$SRC/gcc/rtlanal.c:3437
0x78baf4 do_compare_rtx_and_jump(rtx_def*, rtx_def*, rtx_code, int,
machine_mode, rtx_def*, rtx_code_label*, rtx_code_label*, int)
$SRC/gcc/dojump.c:988
0x927065 expand_arith_overflow_result_store
$SRC/gcc/internal-fn.c:468
0x92cb83 expand_arith_overflow
$SRC/gcc/internal-fn.c:1812
0x92cf05 expand_ADD_OVERFLOW
$SRC/gcc/internal-fn.c:1920
0x928170 expand_internal_call(internal_fn, gcall*)
$SRC/gcc/internal-fn.c:2396
0x92819e expand_internal_call(gcall*)
$SRC/gcc/internal-fn.c:2404
0x713765 expand_call_stmt
$SRC/gcc/cfgexpand.c:2573
0x713765 expand_gimple_stmt_1
$SRC/gcc/cfgexpand.c:3574
0x713765 expand_gimple_stmt
$SRC/gcc/cfgexpand.c:3740
0x717424 expand_gimple_basic_block
$SRC/gcc/cfgexpand.c:5747
0x71aaee execute
$SRC/gcc/cfgexpand.c:6362
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.
