PR tree-optimization/81620
commitc12979d156e4dd8d097d9a035b4c5f36566e06e5
authoramker <amker@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 1 Aug 2017 09:17:29 +0000 (1 09:17 +0000)
committeramker <amker@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 1 Aug 2017 09:17:29 +0000 (1 09:17 +0000)
tree73e73febf0baa3141fc54e81b74d95b207ef2b7c
parent2c78bdd5e72cd337746de3383386fa9f4b8d47ff
PR tree-optimization/81620
* tree-predcom.c (add_ref_to_chain): Don't set has_max_use_after
for store-store chain.

gcc/testsuite
* gcc.dg/tree-ssa/pr81620-1.c: New.
* gcc.dg/tree-ssa/pr81620-2.c: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@250763 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/tree-ssa/pr81620-1.c [new file with mode: 0644]
gcc/testsuite/gcc.dg/tree-ssa/pr81620-2.c [new file with mode: 0644]
gcc/tree-predcom.c