From b2d860374bed6ed1e6dca91b051de2e0ec71d235 Mon Sep 17 00:00:00 2001
From: Christian Kamm <kamm@incasoftware.de>
Date: Sat, 9 Aug 2008 09:03:52 +0200
Subject: [PATCH] Default initialize temporary struct generated from struct
 literal.

This makes sure padding is zeroed out.
---
 gen/toir.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/gen/toir.cpp b/gen/toir.cpp
index 8b3e7207..c1bcf2b9 100644
--- a/gen/toir.cpp
+++ b/gen/toir.cpp
@@ -2145,6 +2145,13 @@ DValue* StructLiteralExp::toElem(IRState* p)
 
     LLValue* sptr = DtoAlloca(llt,"tmpstructliteral");
 
+    // default init the struct to take care of padding
+    // and unspecified members
+    TypeStruct* ts = (TypeStruct*)type;
+    assert(ts->sym);
+    DtoForceConstInitDsymbol(ts->sym);
+    assert(ts->sym->ir.irStruct->init);
+    DtoAggrCopy(sptr, ts->sym->ir.irStruct->init);
 
     // num elements in literal
     unsigned n = elements->dim;