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authorAnders Carlsson <andersca@mac.com>2009-08-09 18:26:27 +0000
committerAnders Carlsson <andersca@mac.com>2009-08-09 18:26:27 +0000
commitf48123b4136d80b1a00f3bd5bd186d40cac11ead (patch)
treef4b530f7d2ccb5cab1b510a0e89e5e21feb5dc89 /clang/lib/CodeGen/CGExprScalar.cpp
parenta96114ed087b924b9e8c912dacf364d5738666be (diff)
downloadbcm5719-llvm-f48123b4136d80b1a00f3bd5bd186d40cac11ead.tar.gz
bcm5719-llvm-f48123b4136d80b1a00f3bd5bd186d40cac11ead.zip
Improve handling of member pointers.
llvm-svn: 78536
Diffstat (limited to 'clang/lib/CodeGen/CGExprScalar.cpp')
-rw-r--r--clang/lib/CodeGen/CGExprScalar.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGExprScalar.cpp b/clang/lib/CodeGen/CGExprScalar.cpp
index 44f4c27927b..e761e9f3c7d 100644
--- a/clang/lib/CodeGen/CGExprScalar.cpp
+++ b/clang/lib/CodeGen/CGExprScalar.cpp
@@ -391,6 +391,14 @@ Value *ScalarExprEmitter::EmitConversionToBool(Value *Src, QualType SrcType) {
return Builder.CreateFCmpUNE(Src, Zero, "tobool");
}
+ if (SrcType->isMemberPointerType()) {
+ // FIXME: This is ABI specific.
+
+ // Compare against -1.
+ llvm::Value *NegativeOne = llvm::Constant::getAllOnesValue(Src->getType());
+ return Builder.CreateICmpNE(Src, NegativeOne, "tobool");
+ }
+
assert((SrcType->isIntegerType() || isa<llvm::PointerType>(Src->getType())) &&
"Unknown scalar type to convert");
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