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-rw-r--r--src/glsl/opt_algebraic.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/glsl/opt_algebraic.cpp b/src/glsl/opt_algebraic.cpp
index fa5db70..9b8a426 100644
--- a/src/glsl/opt_algebraic.cpp
+++ b/src/glsl/opt_algebraic.cpp
@@ -580,7 +580,7 @@ ir_algebraic_visitor::handle_expression(ir_expression *ir)
continue;
ir_expression *add_expr = floor_expr->operands[0]->as_expression();
- if (!add_expr)
+ if (!add_expr || add_expr->operation != ir_binop_add)
continue;
for (int j = 0; j < 2; j++) {