IRgen: Change Emit{Load,Store}OfScalar to take a required Alignment argument and

update callers as best I can.
 - This is a work in progress, our alignment handling is very horrible / sketchy -- I am just aiming for monotonic improvement.
 - Serious review appreciated.

llvm-svn: 111707

1 files changed, 4 insertions, 1 deletions

diff --git a/clang/lib/CodeGen/CGException.cpp b/clang/lib/CodeGen/CGException.cpp
index d4a702a255f..7fb616e5a15 100644
--- a/clang/lib/CodeGen/CGException.cpp
+++ b/clang/lib/CodeGen/CGException.cpp
@@ -1132,8 +1132,11 @@ static void InitCatchParam(CodeGenFunction &CGF,
       CGF.StoreComplexToAddr(CGF.LoadComplexFromAddr(Cast, /*volatile*/ false),
                              ParamAddr, /*volatile*/ false);
     } else {
+      unsigned Alignment =
+        CGF.getContext().getDeclAlign(&CatchParam).getQuantity();
       llvm::Value *ExnLoad = CGF.Builder.CreateLoad(Cast, "exn.scalar");
-      CGF.EmitStoreOfScalar(ExnLoad, ParamAddr, /*volatile*/ false, CatchType);
+      CGF.EmitStoreOfScalar(ExnLoad, ParamAddr, /*volatile*/ false, Alignment,
+                            CatchType);
     }
     return;
   }