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Add a boring bit of boilerplate to start testing IRBuilder::CreateCondBr.

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This is in anticipation of changing CreateCondBr and wanting to test
those changes.

llvm-svn: 160250
This commit is contained in:
Chandler Carruth 2012-07-16 07:44:51 +00:00
parent e4022aa4c4
commit ef88c4c679
1 changed files with 15 additions and 1 deletions
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16
unittests/VMCore/IRBuilderTest.cpp
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@ -27,7 +27,7 @@ protected:
M.reset(new Module("MyModule", getGlobalContext()));
FunctionType *FTy = FunctionType::get(Type::getVoidTy(getGlobalContext()),
/*isVarArg=*/false);
Function *F = Function::Create(FTy, Function::ExternalLinkage, "", M.get());
F = Function::Create(FTy, Function::ExternalLinkage, "", M.get());
BB = BasicBlock::Create(getGlobalContext(), "", F);
}
@ -37,6 +37,7 @@ protected:
}
OwningPtr<Module> M;
Function *F;
BasicBlock *BB;
};
@ -71,4 +72,17 @@ TEST_F(IRBuilderTest, Lifetime) {
EXPECT_EQ(II_End1->getIntrinsicID(), Intrinsic::lifetime_end);
}
TEST_F(IRBuilderTest, CreateCondBr) {
IRBuilder<> Builder(BB);
BasicBlock *TBB = BasicBlock::Create(getGlobalContext(), "", F);
BasicBlock *FBB = BasicBlock::Create(getGlobalContext(), "", F);
BranchInst *BI = Builder.CreateCondBr(Builder.getTrue(), TBB, FBB);
TerminatorInst *TI = BB->getTerminator();
EXPECT_EQ(BI, TI);
EXPECT_EQ(2u, TI->getNumSuccessors());
EXPECT_EQ(TBB, TI->getSuccessor(0));
EXPECT_EQ(FBB, TI->getSuccessor(1));
}
}