guix/gnu/packages/patches/llvm-3.x.1-fix-build-with-gcc.patch

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Patch from https://github.com/digego/extempore/issues/318
diff --git a/include/llvm/IR/ValueMap.h.orig b/include/llvm/IR/ValueMap.h
index ad518ac..d928f6a 100644
--- a/include/llvm/IR/ValueMap.h
+++ b/include/llvm/IR/ValueMap.h
@@ -99,7 +99,7 @@
explicit ValueMap(const ExtraData &Data, unsigned NumInitBuckets = 64)
: Map(NumInitBuckets), Data(Data) {}
- bool hasMD() const { return MDMap; }
+ bool hasMD() const { return static_cast<bool>(MDMap); }
MDMapT &MD() {
if (!MDMap)
MDMap.reset(new MDMapT);