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authorRichard Smith <richard-llvm@metafoo.co.uk>2012-08-24 23:43:39 +0000
committerRichard Smith <richard-llvm@metafoo.co.uk>2012-08-24 23:43:39 +0000
commitc831d8b977a09bf2907d03128b48b5c914a2fafd (patch)
tree78bf3efb86abbf7d084f1768be4605b190fbf91d /lib/CodeGen/CGRTTI.cpp
parent0d3a3fd7211a1b368d1f8c0d7ca1cfd40d31a0ea (diff)
Fix integer unsigned behavior in clang due to signed left shift overflow.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@162626 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/CGRTTI.cpp')
-rw-r--r--lib/CodeGen/CGRTTI.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/CGRTTI.cpp b/lib/CodeGen/CGRTTI.cpp
index eca9f5b16b..e46423b95a 100644
--- a/lib/CodeGen/CGRTTI.cpp
+++ b/lib/CodeGen/CGRTTI.cpp
@@ -886,7 +886,7 @@ void RTTIBuilder::BuildVMIClassTypeInfo(const CXXRecordDecl *RD) {
Offset = Layout.getBaseClassOffset(BaseDecl);
};
- OffsetFlags = Offset.getQuantity() << 8;
+ OffsetFlags = uint64_t(Offset.getQuantity()) << 8;
// The low-order byte of __offset_flags contains flags, as given by the
// masks from the enumeration __offset_flags_masks.