aboutsummaryrefslogtreecommitdiff
path: root/lib/Transforms/Scalar/Reassociate.cpp
diff options
context:
space:
mode:
authorNadav Rotem <nadav.rotem@intel.com>2012-07-23 13:44:15 +0000
committerNadav Rotem <nadav.rotem@intel.com>2012-07-23 13:44:15 +0000
commitc1deb67d78ac987577e9caa22d60435239ad0e12 (patch)
treec088d67c4c8e485aee0f83c4ad5147a70158905c /lib/Transforms/Scalar/Reassociate.cpp
parentf4341e4155e272ec7e72ff61e100bafb50fc8bd8 (diff)
Suppress a warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160629 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/Reassociate.cpp')
-rw-r--r--lib/Transforms/Scalar/Reassociate.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/Reassociate.cpp b/lib/Transforms/Scalar/Reassociate.cpp
index bcf34b5256..3677630f8c 100644
--- a/lib/Transforms/Scalar/Reassociate.cpp
+++ b/lib/Transforms/Scalar/Reassociate.cpp
@@ -1581,7 +1581,8 @@ void Reassociate::OptimizeInst(Instruction *I) {
// If this is an interior node of a reassociable tree, ignore it until we
// get to the root of the tree, to avoid N^2 analysis.
- if (BO->hasOneUse() && BO->use_back()->getOpcode() == BO->getOpcode())
+ unsigned Opcode = BO->getOpcode();
+ if (BO->hasOneUse() && BO->use_back()->getOpcode() == Opcode)
return;
// If this is an add tree that is used by a sub instruction, ignore it