diff options
Diffstat (limited to 'unittests')
-rw-r--r-- | unittests/Transforms/Utils/Cloning.cpp | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/unittests/Transforms/Utils/Cloning.cpp b/unittests/Transforms/Utils/Cloning.cpp index 6dec807b0c..fb27dc1735 100644 --- a/unittests/Transforms/Utils/Cloning.cpp +++ b/unittests/Transforms/Utils/Cloning.cpp @@ -180,6 +180,29 @@ TEST_F(CloneInstruction, Attributes) { delete F2; } +TEST_F(CloneInstruction, CallingConvention) { + Type *ArgTy1[] = { Type::getInt32PtrTy(context) }; + FunctionType *FT1 = FunctionType::get(Type::getVoidTy(context), ArgTy1, false); + + Function *F1 = Function::Create(FT1, Function::ExternalLinkage); + F1->setCallingConv(CallingConv::Cold); + BasicBlock *BB = BasicBlock::Create(context, "", F1); + IRBuilder<> Builder(BB); + Builder.CreateRetVoid(); + + Function *F2 = Function::Create(FT1, Function::ExternalLinkage); + + SmallVector<ReturnInst*, 4> Returns; + ValueToValueMapTy VMap; + VMap[F1->arg_begin()] = F2->arg_begin(); + + CloneFunctionInto(F2, F1, VMap, false, Returns); + EXPECT_EQ(CallingConv::Cold, F2->getCallingConv()); + + delete F1; + delete F2; +} + class CloneFunc : public ::testing::Test { protected: virtual void SetUp() { |