diff options
Diffstat (limited to 'gcc/testsuite/c-c++-common/dfp/struct-layout-1.c')
-rw-r--r-- | gcc/testsuite/c-c++-common/dfp/struct-layout-1.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/gcc/testsuite/c-c++-common/dfp/struct-layout-1.c b/gcc/testsuite/c-c++-common/dfp/struct-layout-1.c new file mode 100644 index 000000000..2a9d7304f --- /dev/null +++ b/gcc/testsuite/c-c++-common/dfp/struct-layout-1.c @@ -0,0 +1,71 @@ +#include <stdarg.h> +#include "dfp-dbg.h" + +struct S1 +{ + _Decimal64 a[0]; +}; + +struct S2 +{ + struct + { + _Decimal64 e; + } b[0]; +}; + +struct S3 +{ + union + { + _Decimal64 c; + } a[0]; +}; + +struct S4 +{ + int a[0]; + _Decimal64 b[0]; +}; + +struct S5 +{ + union + { + _Decimal64 c[0]; + } a; +}; + +int check_var (int z, ...) +{ + long long result; + va_list ap; + va_start (ap, z); + va_arg (ap, struct S1); + result = va_arg (ap, long long); + va_end (ap); + + return (result == 2LL); +} + +int main () +{ + struct S1 s1; + struct S2 s2; + struct S3 s3; + struct S4 s4; + struct S5 s5; + + if (check_var (2, s1, 2LL) == 0) + FAILURE; + if (check_var (2, s2, 2LL) == 0) + FAILURE; + if (check_var (2, s3, 2LL) == 0) + FAILURE; + if (check_var (2, s4, 2LL) == 0) + FAILURE; + if (check_var (2, s5, 2LL) == 0) + FAILURE; + + FINISH +} |