[Bug rtl-optimization/83985] [8 Regression] Compile time hog for 32-bit BE powerpc targets
jakub at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Fri Jan 26 11:50:00 GMT 2018
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83985
--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Jan 26 11:48:05 2018
New Revision: 257087
URL: https://gcc.gnu.org/viewcvs?rev=257087&root=gcc&view=rev
Log:
PR rtl-optimization/83985
* dce.c (deletable_insn_p): Return false for separate shrink wrapping
REG_CFA_RESTORE insns.
(delete_unmarked_insns): Don't ignore separate shrink wrapping
REG_CFA_RESTORE insns here.
* gcc.dg/pr83985.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr83985.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/dce.c
trunk/gcc/testsuite/ChangeLog
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