https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115595
Bug ID: 115595
Summary: ICE: in expand_call_tm, at trans-mem.cc:2546 with
attribute optimize and noipa
Product: gcc
Version: 15.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: iamanonymous.cs at gmail dot com
Target Milestone: ---
ICE on trunk.
Compiler Explorer: https://godbolt.org/z/bevrv3Gcs
*******************************************************************************
OS and Platform:
$ uname -a:
Linux ubuntu 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023
x86_64 x86_64 x86_64 GNU/Linux
*******************************************************************************
gcc version:
Using built-in specs.
COLLECT_GCC=/root/gcc_set/trunk-48a320a/bin/gcc
COLLECT_LTO_WRAPPER=/root/gcc_set/trunk-48a320a/libexec/gcc/x86_64-pc-linux-gnu/15.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: ../gcc/configure --prefix=/root/gcc_set/trunk-48a320a
--with-gmp=/root/build_essential --with-mpfr=/root/build_essential
--with-mpc=/root/build_essential --enable-languages=c,c++ --disable-multilib
--with-sanitizer=address,undefined,thread,leak --enable-coverage
--disable-bootstrap
Thread model: posix
Supported LTO compression algorithms: zlib
gcc version 15.0.0 20240426 (experimental) (GCC)
*******************************************************************************
Program:
$ cat mutant.c
int a;
__attribute__((optimize(1), noipa)) void b() {
__transaction_atomic {
if (a)
__transaction_cancel;
}
}
*******************************************************************************
Command Lines:
$ gcc -fsanitize=thread -fgnu-tm mutant.c
during GIMPLE pass: tmmark
mutant.c: In function ‘b’:
mutant.c:2:42: internal compiler error: in expand_call_tm, at trans-mem.cc:2546
2 | __attribute__((optimize(1), noipa)) void b() {
| ^
0x1e577fa expand_call_tm
../../gcc/gcc/trans-mem.cc:2546
0x1e57fb1 expand_block_tm
../../gcc/gcc/trans-mem.cc:2651
0x1e5a18c execute_tm_mark
../../gcc/gcc/trans-mem.cc:3129
0x1e5a344 execute
../../gcc/gcc/trans-mem.cc:3176
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
