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authorTaylor Simpson <tsimpson@quicinc.com>2019-11-17 17:14:25 -0600
committerAlex Bennée <alex.bennee@linaro.org>2019-11-20 10:53:31 +0000
commit22c30b2d20e828edadbd992c1d4c4bfd0f3433ba (patch)
treec2030ed5d64fd80067203d4e3fe87fd582dba55d /tests
parent6e98888041db350b9dbd347d885368e3802227d2 (diff)
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tests/tcg: modify multiarch tests to work with clang
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Thomas Huth <thuth@redhat.com> Message-Id: <1574032465-12186-1-git-send-email-tsimpson@quicinc.com> [AJB: tweak header line] Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Diffstat (limited to 'tests')
-rw-r--r--tests/tcg/multiarch/float_helpers.c2
-rw-r--r--tests/tcg/multiarch/linux-test.c6
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;