Mesa (7.10): glsl: Fix off-by-one error setting max_array_access for non-constant indexing
Ian Romanick
idr at kemper.freedesktop.org
Tue Apr 12 02:13:04 UTC 2011
Module: Mesa
Branch: 7.10
Commit: b31425aae9998db2e11f2fb78cceef1f53e762e4
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=b31425aae9998db2e11f2fb78cceef1f53e762e4
Author: Ian Romanick <ian.d.romanick at intel.com>
Date: Thu Mar 24 16:50:23 2011 -0700
glsl: Fix off-by-one error setting max_array_access for non-constant indexing
NOTE: This is a candidate for the stable branches.
(cherry picked from commit 0d9d036004f135c38990c60f46074b70cff6e663)
---
src/glsl/ast_to_hir.cpp | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp
index ec25bcb..bea41d9 100644
--- a/src/glsl/ast_to_hir.cpp
+++ b/src/glsl/ast_to_hir.cpp
@@ -1573,7 +1573,7 @@ ast_expression::hir(exec_list *instructions,
*/
ir_variable *v = array->whole_variable_referenced();
if (v != NULL)
- v->max_array_access = array->type->array_size();
+ v->max_array_access = array->type->array_size() - 1;
}
}
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