diff -r dc3fb84992b8 -r 0e17db32f9ce mojoshader_compiler.c
--- a/mojoshader_compiler.c	Thu Jan 13 02:50:21 2011 -0500
+++ b/mojoshader_compiler.c	Thu Jan 13 04:13:07 2011 -0500
@@ -2328,7 +2328,7 @@
 
             // map member to datatype
             assert(ast->derefstruct.datatype == NULL);
-            const MOJOSHADER_astDataTypeStructMember *mbrs = datatype->structure.members;
+            const MOJOSHADER_astDataTypeStructMember *mbrs = reduced->structure.members;
             int i;
             for (i = 0; i < reduced->structure.member_count; i++)
             {