# HG changeset patch
# User Christian Kamm <kamm incasoftware de>
# Date 1239545882 -7200
# Node ID d51b5fa41657370c593f622e01c489bf732024a9
# Parent  7c7072437a89135543a01b3b15f6bd141338f474
Implement static array -> static array cast. Fixes #223.
dynamic array -> static array is still misssing!

diff -r 7c7072437a89 -r d51b5fa41657 gen/arrays.cpp
--- a/gen/arrays.cpp	Sun Apr 12 14:58:18 2009 +0200
+++ b/gen/arrays.cpp	Sun Apr 12 16:18:02 2009 +0200
@@ -939,7 +939,26 @@
     else if (totype->ty == Tsarray) {
         if (Logger::enabled())
             Logger::cout() << "to sarray" << '\n';
-        assert(0);
+        
+        if (fromtype->ty == Tsarray) {
+            LLValue* uval = u->getRVal();
+
+            if (Logger::enabled())
+                Logger::cout() << "uvalTy = " << *uval->getType() << '\n';
+
+            assert(isaPointer(uval->getType()));
+            const LLArrayType* arrty = isaArray(uval->getType()->getContainedType(0));
+
+            if(arrty->getNumElements()*fromtype->nextOf()->size() % totype->nextOf()->size() != 0)
+            {
+                error(loc, "invalid cast from '%s' to '%s', the element sizes don't line up", fromtype->toChars(), totype->toChars());
+                fatal();
+            }
+
+            rval = DtoBitCast(uval, getPtrToType(tolltype));
+        }
+        else
+            assert(0 && "Cast to static array not implemented!");
     }
     else if (totype->ty == Tbool) {
         // return (arr.ptr !is null)