diff options
| author | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-10-24 09:13:09 +0000 |
|---|---|---|
| committer | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-10-24 09:13:09 +0000 |
| commit | b9b50b55407c2148550647b7d0eafc24826f9988 (patch) | |
| tree | 53c53bb47a681d284ef94aace31097589baaa6a4 /gcc/cse.c | |
| parent | 8e9955ee170ced21e95ad4652db8a4c96f52cbf4 (diff) | |
| download | gcc-b9b50b55407c2148550647b7d0eafc24826f9988.tar.gz | |
PR rtl-optimization/55010
* cse.c (fold_rtx) <RTX_COMPARE>: Call copy_rtx on folded_arg{0,1}
before passing it to simplify_relational_operation.
* gcc.dg/pr55010.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@192760 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cse.c')
| -rw-r--r-- | gcc/cse.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/gcc/cse.c b/gcc/cse.c index b5631f363da..af66c370e13 100644 --- a/gcc/cse.c +++ b/gcc/cse.c @@ -3461,9 +3461,10 @@ fold_rtx (rtx x, rtx insn) } { - rtx op0 = const_arg0 ? const_arg0 : folded_arg0; - rtx op1 = const_arg1 ? const_arg1 : folded_arg1; - new_rtx = simplify_relational_operation (code, mode, mode_arg0, op0, op1); + rtx op0 = const_arg0 ? const_arg0 : copy_rtx (folded_arg0); + rtx op1 = const_arg1 ? const_arg1 : copy_rtx (folded_arg1); + new_rtx = simplify_relational_operation (code, mode, mode_arg0, + op0, op1); } break; |