From 2b7c42b40ae459f7b290eb134d6dabd075aab9f0 Mon Sep 17 00:00:00 2001
From: Kenneth Graunke <kenneth@whitecape.org>
Date: Fri, 16 Jul 2010 18:28:44 -0700
Subject: [PATCH] glsl2: Disallow non-constant array indexing for unsized
 arrays.

Fixes piglit test unsized-array-non-const-index.vert.
---
 src/glsl/ast_to_hir.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp
index 98090d2b01b..41371e75367 100644
--- a/src/glsl/ast_to_hir.cpp
+++ b/src/glsl/ast_to_hir.cpp
@@ -1233,6 +1233,8 @@ ast_expression::hir(exec_list *instructions,
 	    if ((v != NULL) && (unsigned(idx) > v->max_array_access))
 	       v->max_array_access = idx;
 	 }
+      } else if (array->type->array_size() == 0) {
+	 _mesa_glsl_error(&loc, state, "unsized array index must be constant");
       }
 
       if (error_emitted)
-- 
2.30.2