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tests/tcg: modify multiarch tests to work with clang

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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>
This commit is contained in:
Taylor Simpson 2019-11-17 17:14:25 -06:00 • committed by Alex Bennée
parent 6e98888041
commit 22c30b2d20
2 changed files with 5 additions and 3 deletions
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6
tests/tcg/multiarch/linux-test.c
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@ -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;