[Bug middle-end/79499] ICE in rtl_verify_bb_insns, at cfgrtl.c:2661
jakub at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Sat Sep 16 18:35:00 GMT 2017
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79499
--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Sat Sep 16 18:35:03 2017
New Revision: 252881
URL: https://gcc.gnu.org/viewcvs?rev=252881&root=gcc&view=rev
Log:
Backported from mainline
2017-08-08 Richard Biener <rguenther@suse.de>
PR middle-end/81766
* function.c (thread_prologue_and_epilogue_insns): Restore
behavior of always calling find_many_sub_basic_blocks on
the inserted prologue.
* gcc.target/i386/pr81766.c: New testcase.
2017-08-02 Jakub Jelinek <jakub@redhat.com>
PR middle-end/79499
* function.c (thread_prologue_and_epilogue_insns): Determine blocks
for find_many_sub_basic_blocks bitmap by looking up BLOCK_FOR_INSN
of first NONDEBUG_INSN_P in each of the split_prologue_seq and
prologue_seq sequences - if any.
* gcc.dg/pr79499.c: New test.
Added:
branches/gcc-5-branch/gcc/testsuite/gcc.dg/pr79499.c
branches/gcc-5-branch/gcc/testsuite/gcc.target/i386/pr81766.c
Modified:
branches/gcc-5-branch/gcc/ChangeLog
branches/gcc-5-branch/gcc/function.c
branches/gcc-5-branch/gcc/testsuite/ChangeLog
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