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authorEli Friedman <eli.friedman@gmail.com>2011-10-14 02:27:24 +0000
committerEli Friedman <eli.friedman@gmail.com>2011-10-14 02:27:24 +0000
commit2ed7cb649aa709b875c519f4a980a1e2b5712370 (patch)
treec53a1ccbed4103f4df940180053b9ca772db6730 /lib/CodeGen/CGExprConstant.cpp
parentd1cb2dc9a318b1c432ec8cfe72cd7c7c0f251bef (diff)
PR11124: Don't overwrite memory outside of a base class when performing zero-initialization before running its constructor.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@141933 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/CGExprConstant.cpp')
-rw-r--r--lib/CodeGen/CGExprConstant.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/CodeGen/CGExprConstant.cpp b/lib/CodeGen/CGExprConstant.cpp
index 30c978e6a6..8711c1fdd5 100644
--- a/lib/CodeGen/CGExprConstant.cpp
+++ b/lib/CodeGen/CGExprConstant.cpp
@@ -1343,3 +1343,8 @@ llvm::Constant *CodeGenModule::EmitNullConstant(QualType T) {
// A NULL pointer is represented as -1.
return getCXXABI().EmitNullMemberPointer(T->castAs<MemberPointerType>());
}
+
+llvm::Constant *
+CodeGenModule::EmitNullConstantForBase(const CXXRecordDecl *Record) {
+ return ::EmitNullConstant(*this, Record, false);
+}