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Fold constant expressions in if conditionals.

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Fixes up 3 more expressions in CorrectParse2.frag.
This commit is contained in:
Eric Anholt 2010-04-06 10:07:20 -07:00
parent ec1949e804
commit 3fff009af1
1 changed files with 5 additions and 1 deletions
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6
ir_constant_folding.cpp
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@ -127,5 +127,9 @@ ir_constant_folding_visitor::visit(ir_return *ir)
void
ir_constant_folding_visitor::visit(ir_if *ir)
{
(void) ir;
ir_constant *const_val = ir->condition->constant_expression_value();
if (const_val)
ir->condition = const_val;
else
ir->condition->accept(this);
}