PR tree-optimization/78726
commit51e9c45eea3fd1094919458cff7ff2c7f2977be3
authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 9 Dec 2016 09:21:36 +0000 (9 09:21 +0000)
committerjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 9 Dec 2016 09:21:36 +0000 (9 09:21 +0000)
tree456609100605a6588f82180961e320be454aaa3d
parent4082093f5597c5cfc196184fd35d713a99b02491
PR tree-optimization/78726
* tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
argument.  For lhs uses in debug stmts, don't replace lhs with
new_lhs, but with a debug temp set to new_lhs opcode op.
(make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
OP down to make_new_ssa_for_def.
(zero_one_operation): Call make_new_ssa_for_all_defs even when
stmts_to_fix is empty, if *def has not changed yet.  Pass
OPCODE to make_new_ssa_for_all_defs.

* gcc.c-torture/execute/pr78726.c: New test.
* gcc.dg/guality/pr78726.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@243476 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.c-torture/execute/pr78726.c [new file with mode: 0644]
gcc/testsuite/gcc.dg/guality/pr78726.c [new file with mode: 0644]
gcc/tree-ssa-reassoc.c