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Re: [PATCH 2/2] tests/tcg/x86_64: add vsyscall smoke test
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From: |
Cornelia Huck |
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Subject: |
Re: [PATCH 2/2] tests/tcg/x86_64: add vsyscall smoke test |
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Date: |
Mon, 17 May 2021 14:52:05 +0200 |
On Wed, 12 May 2021 06:02:50 +0200
Ilya Leoshkevich <iii@linux.ibm.com> wrote:
> Having a small test will prevent trivial regressions in the future.
>
> Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
> ---
> tests/tcg/x86_64/Makefile.target | 6 +++++-
> tests/tcg/x86_64/vsyscall.c | 11 +++++++++++
> 2 files changed, 16 insertions(+), 1 deletion(-)
> create mode 100644 tests/tcg/x86_64/vsyscall.c
> diff --git a/tests/tcg/x86_64/vsyscall.c b/tests/tcg/x86_64/vsyscall.c
> new file mode 100644
> index 0000000000..b9b7f87459
> --- /dev/null
> +++ b/tests/tcg/x86_64/vsyscall.c
> @@ -0,0 +1,11 @@
> +#include <stdio.h>
> +#include <time.h>
> +
> +#define VSYSCALL_PAGE 0xffffffffff600000
> +#define TIME_OFFSET 0x400
> +typedef time_t (*time_func)(time_t *);
> +
> +int main(void)
> +{
> + printf("%ld\n", ((time_func)(VSYSCALL_PAGE + TIME_OFFSET))(NULL));
> +}
Fails in https://gitlab.com/cohuck/qemu/-/jobs/1267727559 ("error:
control reaches end of non-void function").