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[Bug middle-end/81030] [8 Regression] ICE on valid code at -O1 (only) on x86_64-linux-gnu: verify_flow_info failed
- From: "hubicka at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 20 Jul 2017 11:28:03 +0000
- Subject: [Bug middle-end/81030] [8 Regression] ICE on valid code at -O1 (only) on x86_64-linux-gnu: verify_flow_info failed
- Auto-submitted: auto-generated
- References: <bug-81030-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81030
--- Comment #10 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Author: hubicka
Date: Thu Jul 20 11:27:31 2017
New Revision: 250383
URL: https://gcc.gnu.org/viewcvs?rev=250383&root=gcc&view=rev
Log:
PR middle-end/81030
* cfgbuild.c (find_many_sub_basic_blocks): Update REG_BR_PROB note
when gimple level profile disagrees with what RTL expander did.
* gcc.dg/pr81030.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr81030.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cfgbuild.c
trunk/gcc/testsuite/ChangeLog