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Sun, 17 Nov 2019 17:14:35 -0600 (CST) From: Taylor Simpson To: alex.bennee@linaro.org, qemu-devel@nongnu.org Subject: [PATCH] Modify tests to work with clang Date: Sun, 17 Nov 2019 17:14:25 -0600 Message-Id: <1574032465-12186-1-git-send-email-tsimpson@quicinc.com> X-Mailer: git-send-email 2.7.4 X-detected-operating-system: by eggs.gnu.org: FreeBSD 9.x [fuzzy] X-Received-From: 199.106.114.38 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Taylor Simpson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Taylor Simpson Reviewed-by: Thomas Huth Reviewed-by: Richard Henderson --- tests/tcg/multiarch/float_helpers.c | 2 -- tests/tcg/multiarch/linux-test.c | 6 +++++- 2 files changed, 5 insertions(+), 3 deletions(-) diff --git a/tests/tcg/multiarch/float_helpers.c b/tests/tcg/multiarch/float_helpers.c index 8ee7903..bc530e5 100644 --- a/tests/tcg/multiarch/float_helpers.c +++ b/tests/tcg/multiarch/float_helpers.c @@ -79,11 +79,9 @@ char *fmt_16(uint16_t num) #ifndef SNANF /* Signaling NaN macros, if supported. */ -# if __GNUC_PREREQ(3, 3) # define SNANF (__builtin_nansf ("")) # define SNAN (__builtin_nans ("")) # define SNANL (__builtin_nansl ("")) -# endif #endif static float f32_numbers[] = { diff --git a/tests/tcg/multiarch/linux-test.c b/tests/tcg/multiarch/linux-test.c index 673d7c8..8a7c15c 100644 --- a/tests/tcg/multiarch/linux-test.c +++ b/tests/tcg/multiarch/linux-test.c @@ -485,7 +485,11 @@ static void test_signal(void) act.sa_flags = SA_SIGINFO; chk_error(sigaction(SIGSEGV, &act, NULL)); if (setjmp(jmp_env) == 0) { - *(uint8_t *)0 = 0; + /* + * clang requires volatile or it will turn this into a + * call to abort() instead of forcing a SIGSEGV. + */ + *(volatile uint8_t *)0 = 0; } act.sa_handler = SIG_DFL;