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From: Jan Hubicka <hubicka@kam.mff.cuni.cz>
To: "zhendong.su at inf dot ethz.ch" <gcc-bugzilla@gcc.gnu.org>
Cc: gcc-bugs@gcc.gnu.org
Subject: Re: [Bug tree-optimization/103231] New: ICE (nondeterministic) on
 valid code at -O1 on x86_64-linux-gnu: Segmentation fault
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References: <bug-103231-4@http.gcc.gnu.org/bugzilla/>
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> [659] % 
> [659] % gcctk -O0 -w small.c
> [660] % 
> [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 program
> 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] %