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From: "hubicka at kam dot mff.cuni.cz" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/103231] ICE (nondeterministic) on valid code
 at -O1 on x86_64-linux-gnu: Segmentation fault
Date: Sun, 14 Nov 2021 10:34:11 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103231

--- Comment #1 from hubicka at kam dot mff.cuni.cz ---
> [659] %=20
> [659] % gcctk -O0 -w small.c
> [660] %=20
> [660] % gcctk -O1 -w small.c
> [661] % gcctk -O1 -w small.c
> [662] % gcctk -O1 -w small.c
> gcctk: internal compiler error: Segmentation fault signal terminated prog=
ram
> cc1
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <https://gcc.gnu.org/bugs/> for instructions.
Backtrace here would be useful.  It is bit strange that you did not get
it from error message.  One can use -S -wrapper gdb,--args to make the
cc1 executed within gdb.
> [663] %=