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re PR tree-optimization/86990 (wrong code at -O2 on x86_64-linux-gnu in 64-bit mode)
authorEric Botcazou <ebotcazou@adacore.com>
Fri, 21 Sep 2018 07:28:42 +0000 (07:28 +0000)
committerEric Botcazou <ebotcazou@gcc.gnu.org>
Fri, 21 Sep 2018 07:28:42 +0000 (07:28 +0000)
commit1f060238d5d14f02a9cf29643d8f0bacc3b0a476
tree89bccf1aa984378287812717b6320925e633e4b1tree
parent74f310185901571eeec5bc9e7042b993e4c5536fcommit | diff
re PR tree-optimization/86990 (wrong code at -O2 on x86_64-linux-gnu in 64-bit mode)

PR tree-optimization/86990
* gimple-ssa-store-merging.c (imm_store_chain_info:coalesce_immediate):
Check that the entire merged store group is made of constants only for
overlapping stores.

From-SVN: r264458
gcc/ChangeLog diff | blob | history
gcc/gimple-ssa-store-merging.c diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.c-torture/execute/20180921-1.c [new file with mode: 0644] blob