From e3460f15faa3dd017f2498b2ca232c9840ff1962 Mon Sep 17 00:00:00 2001
From: Natalie Vock <natalie.vock@gmx.de>
Date: Mon, 8 Sep 2025 16:58:46 +0200
Subject: [PATCH] aco/opt: Work around GCC compiler issue

No functional change. Random code churn that, apparently, makes a
GCC miscompile disappear.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34531>
---
 src/amd/compiler/aco_optimizer.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/amd/compiler/aco_optimizer.cpp b/src/amd/compiler/aco_optimizer.cpp
index 6bc4065694c..4ac8821464d 100644
--- a/src/amd/compiler/aco_optimizer.cpp
+++ b/src/amd/compiler/aco_optimizer.cpp
@@ -3445,14 +3445,14 @@ combine_vop3p(opt_ctx& ctx, aco_ptr<Instruction>& instr)
                   continue;
             }
 
-            Operand op[3] = {op_instr->operands[0], op_instr->operands[1], instr->operands[1 - i]};
-            if (ctx.uses[instr->operands[i].tempId()] >= uses || !check_vop3_operands(ctx, 3, op))
-               continue;
-
             /* no clamp allowed between mul and add */
             if (op_instr->valu().clamp)
                continue;
 
+            Operand op[3] = {op_instr->operands[0], op_instr->operands[1], instr->operands[1 - i]};
+            if (ctx.uses[instr->operands[i].tempId()] >= uses || !check_vop3_operands(ctx, 3, op))
+               continue;
+
             mul_instr = op_instr;
             add_op_idx = 1 - i;
             uses = ctx.uses[instr->operands[i].tempId()];