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authorOwen Anderson <resistor@mac.com>2008-06-19 17:53:26 +0000
committerOwen Anderson <resistor@mac.com>2008-06-19 17:53:26 +0000
commit3255eba769aab0fd97c9b40985eae3ee25e0de62 (patch)
tree1e4704d8ca03b75a6159d11e90dc98007bb33acb /lib
parent0bb9a3dc0881d28a646b6a1d29c66db34bbbe12a (diff)
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Be sure to remove values from the value numbering table after we delete them.
This fixes a failure on povray. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52499 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r--lib/Transforms/Scalar/GVN.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/GVN.cpp b/lib/Transforms/Scalar/GVN.cpp
index c9eb247..f852269 100644
--- a/lib/Transforms/Scalar/GVN.cpp
+++ b/lib/Transforms/Scalar/GVN.cpp
@@ -1234,6 +1234,7 @@ bool GVN::performPRE(Function& F) {
UUI->second = Phi;
BI->replaceAllUsesWith(Phi);
+ VN.erase(BI);
Instruction* erase = BI;
BI++;