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-rw-r--r--ir_constant_folding.cpp9
1 files changed, 8 insertions, 1 deletions
diff --git a/ir_constant_folding.cpp b/ir_constant_folding.cpp
index b9dee37edf..006eb5ffcf 100644
--- a/ir_constant_folding.cpp
+++ b/ir_constant_folding.cpp
@@ -88,7 +88,14 @@ ir_constant_folding_visitor::visit(ir_swizzle *ir)
void
ir_constant_folding_visitor::visit(ir_dereference *ir)
{
- (void) ir;
+ if (ir->mode == ir_dereference::ir_reference_array) {
+ ir_constant *const_val = ir->selector.array_index->constant_expression_value();
+ if (const_val)
+ ir->selector.array_index = const_val;
+ else
+ ir->selector.array_index->accept(this);
+ }
+ ir->var->accept(this);
}