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[Bug middle-end/64242] Longjmp expansion incorrect
- From: "clyon at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 03 Dec 2018 09:04:20 +0000
- Subject: [Bug middle-end/64242] Longjmp expansion incorrect
- Auto-submitted: auto-generated
- References: <bug-64242-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
Christophe Lyon <clyon at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |clyon at gcc dot gnu.org
--- Comment #7 from Christophe Lyon <clyon at gcc dot gnu.org> ---
Hello,
I can see the new test failing on arm-none-eabi when:
- GCC is configured with default cpu/mode, QEMU simulates arm926
- GCC is configured --with-mode=thumb --with-cpu=cortex-m3, QEMU simulates
cortex-m3
FAIL: gcc.c-torture/execute/pr64242.c -O2 execution test
FAIL: gcc.c-torture/execute/pr64242.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none execution test
FAIL: gcc.c-torture/execute/pr64242.c -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects execution test
FAIL: gcc.c-torture/execute/pr64242.c -O3 -g execution test
I'm attaching the traces from QEMU, starting with main().