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-rw-r--r--test/CodeGen/arm64-crc32.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/test/CodeGen/arm64-crc32.c b/test/CodeGen/arm64-crc32.c
index efb51ed407..2d913fb123 100644
--- a/test/CodeGen/arm64-crc32.c
+++ b/test/CodeGen/arm64-crc32.c
@@ -1,6 +1,6 @@
// REQUIRES: aarch64-registered-target
// RUN: %clang_cc1 -triple arm64-none-linux-gnu \
-// RUN: -S -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: -disable-O0-optnone -S -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
int crc32b(int a, char b)
{