Avoids a crash in case of negative array index is used in a
shader program.
Cc: <mesa-sta...@lists.freedesktop.org>
Signed-off-by: Anuj Phogat <anuj.pho...@gmail.com>
---
src/glsl/ast_array_index.cpp | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/glsl/ast_array_index.cpp b/src/glsl/ast_array_index.cpp
index 5ca85f6..299ec91 100644
--- a/src/glsl/ast_array_index.cpp
+++ b/src/glsl/ast_array_index.cpp
@@ -49,12 +49,12 @@ ast_array_specifier::print(void) const
* loc and state to report the error.
*/
static void
-update_max_array_access(ir_rvalue *ir, unsigned idx, YYLTYPE *loc,
+update_max_array_access(ir_rvalue *ir, int idx, YYLTYPE *loc,
struct _mesa_glsl_parse_state *state)
{
if (ir_dereference_variable *deref_var = ir->as_dereference_variable()) {
ir_variable *var = deref_var->var;
- if (idx > var->data.max_array_access) {
+ if (idx > (int)var->data.max_array_access) {
var->data.max_array_access = idx;
/* Check whether this access will, as a side effect, implicitly cause
@@ -88,7 +88,7 @@ update_max_array_access(ir_rvalue *ir, unsigned idx, YYLTYPE
*loc,
unsigned field_index =
deref_record->record->type->field_index(deref_record->field);
assert(field_index < interface_type->length);
- if (idx > deref_var->var->max_ifc_array_access[field_index]) {
+ if (idx > (int)deref_var->var->max_ifc_array_access[field_index]) {
deref_var->var->max_ifc_array_access[field_index] = idx;
/* Check whether this access will, as a side effect, implicitly
--
1.9.3
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