Change the return type of ASTContext::getTypeSizeInChars() from uint64_t to the

new opaque value type, CharUnits. This will help us avoid accidentally mixing 
quantities that are in bit and character units.

llvm-svn: 91689

clang/lib/CodeGen/CGDecl.cpp

@@ -471,7 +471,8 @@ void CodeGenFunction::EmitLocalBlockVarDecl(const VarDecl &D) {
       const llvm::Type *IntPtr =
         llvm::IntegerType::get(VMContext, LLVMPointerWidth);
       llvm::Value *SizeVal =
-        llvm::ConstantInt::get(IntPtr, getContext().getTypeSizeInChars(Ty));
+        llvm::ConstantInt::get(IntPtr, 
+                               getContext().getTypeSizeInChars(Ty).getRaw());
 
       const llvm::Type *BP = llvm::Type::getInt8PtrTy(VMContext);
       if (Loc->getType() != BP)