From d14a869c198400c45b2e6d2f8c0bc4101094c9c7 Mon Sep 17 00:00:00 2001
From: David Nadlinger <code@klickverbot.at>
Date: Sat, 10 Nov 2012 20:15:12 +0100
Subject: [PATCH] Only emit a single bitcast for struct literal padding.

Mostly a cosmetic change.
---
 gen/toir.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gen/toir.cpp b/gen/toir.cpp
index edd7f2d4..ec95d896 100644
--- a/gen/toir.cpp
+++ b/gen/toir.cpp
@@ -2935,6 +2935,7 @@ DValue* StructLiteralExp::toElem(IRState* p)
     size_t nexprs = elements->dim;
     Expression** exprs = (Expression**)elements->data;
 
+    // might be reset to an actual i8* value so only a single bitcast is emitted.
     LLValue* voidptr = mem;
     unsigned offset = 0;
 
@@ -3022,7 +3023,7 @@ DValue* StructLiteralExp::toElem(IRState* p)
     }
     // initialize trailing padding
     if (sd->structsize != offset)
-        write_zeroes(voidptr, offset, sd->structsize);
+        voidptr = write_zeroes(voidptr, offset, sd->structsize);
 
     // return as a var
     return new DVarValue(type, mem);