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author | Anders Carlsson <andersca@mac.com> | 2009-08-09 18:26:27 +0000 |
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committer | Anders Carlsson <andersca@mac.com> | 2009-08-09 18:26:27 +0000 |
commit | f48123b4136d80b1a00f3bd5bd186d40cac11ead (patch) | |
tree | f4b530f7d2ccb5cab1b510a0e89e5e21feb5dc89 /clang/lib/CodeGen/CGExprScalar.cpp | |
parent | a96114ed087b924b9e8c912dacf364d5738666be (diff) | |
download | bcm5719-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.cpp | 8 |
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"); |