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authorChris Lattner <sabre@nondot.org>2007-09-21 18:25:53 +0000
committerChris Lattner <sabre@nondot.org>2007-09-21 18:25:53 +0000
commit51ce795c92892d90a6739d64325f11923fd372a4 (patch)
treef9fcf948d4282b88de7bf2d196ec0d5d79b46b18 /llvm/lib/CodeGen/DwarfWriter.cpp
parent4b2ff02f72986adfcce3b7ac65942d75518abcd2 (diff)
downloadbcm5719-llvm-51ce795c92892d90a6739d64325f11923fd372a4.tar.gz
bcm5719-llvm-51ce795c92892d90a6739d64325f11923fd372a4.zip
don't read Block after it is freed. This fixes PR1684
llvm-svn: 42204
Diffstat (limited to 'llvm/lib/CodeGen/DwarfWriter.cpp')
-rw-r--r--llvm/lib/CodeGen/DwarfWriter.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/DwarfWriter.cpp b/llvm/lib/CodeGen/DwarfWriter.cpp
index 121ef1d9e87..ed4de7d662b 100644
--- a/llvm/lib/CodeGen/DwarfWriter.cpp
+++ b/llvm/lib/CodeGen/DwarfWriter.cpp
@@ -1301,7 +1301,9 @@ public:
ValuesSet.InsertNode(Value, Where);
Values.push_back(Value);
} else {
+ // Already exists, reuse the previous one.
delete Block;
+ Block = cast<DIEBlock>(Value);
}
Die->AddValue(Attribute, Block->BestForm(), Value);
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