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List: gcc-bugs
Subject: [Bug tree-optimization/81637] New: [8 regression] compilation of 416.games from spec2006 fails start
From: "seurer at gcc dot gnu.org" <gcc-bugzilla () gcc ! gnu ! org>
Date: 2017-07-31 18:57:20
Message-ID: bug-81637-4 () http ! gcc ! gnu ! org/bugzilla/
[Download RAW message or body]
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81637
Bug ID: 81637
Summary: [8 regression] compilation of 416.games from spec2006
fails starting with r250670
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at gcc dot gnu.org
Target Milestone: ---
/home/seurer/gcc/install/gcc-test2/bin/gfortran -c -o symorb.fppized.o -m64 -O3
-mcpu=power8 -ffast-math -funroll-loops -fpeel-loops -fvect-cost-model
-mpopcntd -mrecip=rsqrt -funconstrained-commons symorb.fppized.f
during GIMPLE pass: pcom
symorb.fppized.f:2246:0:
SUBROUTINE SYMOR2(GEN1,GEN2,GEN3,CHARR,TRACEP,TRACED,
internal compiler error: in is_inv_store_elimination_chain, at
tree-predcom.c:1651
0x10b390fb is_inv_store_elimination_chain
/home/seurer/gcc/gcc-test2/gcc/tree-predcom.c:1651
0x10b390fb prepare_initializers_chain_store_elim
/home/seurer/gcc/gcc-test2/gcc/tree-predcom.c:2786
0x10b390fb prepare_initializers_chain
/home/seurer/gcc/gcc-test2/gcc/tree-predcom.c:2846
0x10b390fb prepare_initializers
/home/seurer/gcc/gcc-test2/gcc/tree-predcom.c:2901
0x10b3ba1f tree_predictive_commoning_loop
/home/seurer/gcc/gcc-test2/gcc/tree-predcom.c:3092
0x10b3e167 tree_predictive_commoning()
/home/seurer/gcc/gcc-test2/gcc/tree-predcom.c:3170=
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