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-rw-r--r--tools/testing/selftests/arm64/abi/hwcap.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/testing/selftests/arm64/abi/hwcap.c b/tools/testing/selftests/arm64/abi/hwcap.c
index c2661a312fc9..e22703d6b97c 100644
--- a/tools/testing/selftests/arm64/abi/hwcap.c
+++ b/tools/testing/selftests/arm64/abi/hwcap.c
@@ -56,7 +56,8 @@ static void atomics_sigill(void)
static void cmpbr_sigill(void)
{
- /* Not implemented, too complicated and unreliable anyway */
+ asm volatile(".inst 0x74C00040\n" /* CBEQ w0, w0, +8 */
+ "udf #0" : : : "cc"); /* UDF #0 */
}
static void crc32_sigill(void)