Implement the missing pieces of Evaluate for _Complex types. With that complete, remove some code from CGExprConstant which is no longer necessary. While I'm here, a couple minor tweaks to _Complex-in-C++. (Specifically, make _Complex types literal types, and don't warn for _Complex int.)
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@147840 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGExprConstant.cpp b/lib/CodeGen/CGExprConstant.cpp
index 826a950..a8399d7 100644
--- a/lib/CodeGen/CGExprConstant.cpp
+++ b/lib/CodeGen/CGExprConstant.cpp
@@ -681,31 +681,6 @@
}
llvm::Constant *VisitInitListExpr(InitListExpr *ILE) {
- if (ILE->getType()->isAnyComplexType() && ILE->getNumInits() == 2) {
- // Complex type with element initializers
- Expr *Real = ILE->getInit(0);
- Expr *Imag = ILE->getInit(1);
- llvm::Constant *Complex[2];
- Complex[0] = CGM.EmitConstantExpr(Real, Real->getType(), CGF);
- if (!Complex[0])
- return 0;
- Complex[1] = CGM.EmitConstantExpr(Imag, Imag->getType(), CGF);
- if (!Complex[1])
- return 0;
- llvm::StructType *STy =
- cast<llvm::StructType>(ConvertType(ILE->getType()));
- return llvm::ConstantStruct::get(STy, Complex);
- }
-
- if (ILE->getType()->isScalarType()) {
- // We have a scalar in braces. Just use the first element.
- if (ILE->getNumInits() > 0) {
- Expr *Init = ILE->getInit(0);
- return CGM.EmitConstantExpr(Init, Init->getType(), CGF);
- }
- return CGM.EmitNullConstant(ILE->getType());
- }
-
if (ILE->getType()->isArrayType())
return EmitArrayInitialization(ILE);
@@ -715,11 +690,7 @@
if (ILE->getType()->isUnionType())
return EmitUnionInitialization(ILE);
- // If ILE was a constant vector, we would have handled it already.
- if (ILE->getType()->isVectorType())
- return 0;
-
- llvm_unreachable("Unable to handle InitListExpr");
+ return 0;
}
llvm::Constant *VisitCXXConstructExpr(CXXConstructExpr *E) {