From 63af4b0e99420efd5ad6ecb638f39dc2c5c5e3cf Mon Sep 17 00:00:00 2001
From: Ian Romanick <ian.d.romanick@intel.com>
Date: Thu, 1 Apr 2010 18:02:48 -0700
Subject: [PATCH] Fix type handling in ir_dereference array dereference
 constructor

---
 ir.cpp | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/ir.cpp b/ir.cpp
index 90df67bbf1d..60f34ca9bea 100644
--- a/ir.cpp
+++ b/ir.cpp
@@ -117,7 +117,18 @@ ir_dereference::ir_dereference(ir_instruction *var,
    : ir_rvalue(), mode(ir_reference_array),
      var(var)
 {
-   this->type = (var != NULL) ? var->type : glsl_type::error_type;
+   type = glsl_type::error_type;
+
+   if (var != NULL) {
+      const glsl_type *const vt = var->type;
+
+      if (vt->is_array()) {
+	 type = vt->element_type();
+      } else if (vt->is_matrix() || vt->is_vector()) {
+	 type = vt->get_base_type();
+      }
+   }
+
    this->selector.array_index = array_index;
 }
 
-- 
2.30.2