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-rw-r--r--src/glsl/ir_validate.cpp13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/glsl/ir_validate.cpp b/src/glsl/ir_validate.cpp
index 13e41a08901..26d63883422 100644
--- a/src/glsl/ir_validate.cpp
+++ b/src/glsl/ir_validate.cpp
@@ -63,6 +63,7 @@ public:
virtual ir_visitor_status visit_enter(ir_if *ir);
+ virtual ir_visitor_status visit_enter(ir_loop *ir);
virtual ir_visitor_status visit_leave(ir_loop *ir);
virtual ir_visitor_status visit_enter(ir_function *ir);
virtual ir_visitor_status visit_leave(ir_function *ir);
@@ -149,6 +150,18 @@ ir_validate::visit_enter(ir_if *ir)
ir_visitor_status
+ir_validate::visit_enter(ir_loop *ir)
+{
+ if (ir->counter != NULL && hash_table_find(ht, ir->counter) != NULL) {
+ printf("ir_loop @ %p specifies already-declared variable `%s' @ %p\n",
+ (void *) ir, ir->counter->name, (void *) ir->counter);
+ abort();
+ }
+ return visit_continue;
+}
+
+
+ir_visitor_status
ir_validate::visit_leave(ir_loop *ir)
{
if (ir->counter != NULL) {