From d12d2102054a10a3ffb2b7c6ce0b87934b57f88e Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Sat, 13 Aug 2016 18:17:00 -0500
Subject: [PATCH] Fix assignment tracing

---
 loopy/codegen/instruction.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/loopy/codegen/instruction.py b/loopy/codegen/instruction.py
index 11288e875..5fa54aeee 100644
--- a/loopy/codegen/instruction.py
+++ b/loopy/codegen/instruction.py
@@ -151,7 +151,8 @@ def generate_assignment_instruction_code(codegen_state, insn):
         if codegen_state.vectorization_info and is_vector:
             raise Unvectorizable("tracing does not support vectorization")
 
-        lhs_code = str(insn.assignee)
+        from pymbolic.mapper.stringifier import PREC_NONE
+        lhs_code = codegen_state.expression_to_code_mapper(insn.assignee, PREC_NONE)
 
         from cgen import Statement as S  # noqa
 
-- 
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