https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112987
Bug ID: 112987
Summary: [14 Regression][aarch64] ICE in
aarch64_do_track_speculation, at
config/aarch64/aarch64-speculation.cc:214 since
r14-5886-g426fddcbdad674
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: mjires at suse dot cz
CC: nszabolcs at gmail dot com
Target Milestone: ---
Target: aarch64
Compiling testcase gcc.target/aarch64/eh_return-2.c results in ICE since
r14-5886-g426fddcbdad674.
$ cat eh_return-2.c
/* { dg-do compile } */
/* { dg-final { scan-assembler "add\tsp, sp, x5" } } */
/* { dg-final { scan-assembler "br\tx6" } } */
void
foo (unsigned long off, void *handler)
{
__builtin_eh_return (off, handler);
}
$ aarch64-linux-gnu-gcc eh_return-2.c -mtrack-speculation
during RTL pass: speculation
eh_return-2.c: In function ‘foo’:
eh_return-2.c:9:1: internal compiler error: in aarch64_do_track_speculation, at
config/aarch64/aarch64-speculation.cc:214
9 | }
| ^
0x8f6f6f aarch64_do_track_speculation()
/home/mjires/git/GCC/master/gcc/config/aarch64/aarch64-speculation.cc:214
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.
$ aarch64-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=aarch64-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/home/mjires/built/master-aarch64-linux-gnu/libexec/gcc/aarch64-linux-gnu/14.0.0/lto-wrapper
Target: aarch64-linux-gnu
Configured with: /home/mjires/git/GCC/master/configure
--target=aarch64-linux-gnu --disable-bootstrap --enable-languages=c,c++
--disable-multilib --prefix=/home/mjires/built/master-aarch64-linux-gnu/
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.0 20231207 (experimental) (GCC)
