Message ID | 20201125170622.5032-3-mhillen@linux.ibm.com |
---|---|
State | New |
Headers | show |
Series | IBM Z: Prepare cleanup of float express precision | expand |
On 11/25/20 6:06 PM, Marius Hillenbrand wrote: > Add two test cases that check for acceptable combinations of float_t and > FLT_EVAL_METHOD on s390x. > > Tested against an as-is glibc and one modified so that it derives > float_t from FLT_EVAL_METHOD. > > gcc/testsuite/ChangeLog: > > 2020-11-25 Marius Hillenbrand <mhillen@linux.ibm.com> > > * gcc.target/s390/float_t-1.c: New test. > * gcc.target/s390/float_t-2.c: New test. Ok. Applied to mainline. Thanks! Andreas
diff --git a/gcc/testsuite/gcc.target/s390/float_t-1.c b/gcc/testsuite/gcc.target/s390/float_t-1.c new file mode 100644 index 00000000000..3455694250f --- /dev/null +++ b/gcc/testsuite/gcc.target/s390/float_t-1.c @@ -0,0 +1,15 @@ +/* { dg-do run } */ +/* { dg-options "-std=c99" } */ +#include <math.h> +#include <stdlib.h> + +int main() +{ + /* In standard-compliant mode, the size of float_t and FLT_EVAL_METHOD must + match. */ + if (sizeof(float_t) == sizeof(double) && __FLT_EVAL_METHOD__ != 1) + abort(); + if (sizeof(float_t) == sizeof(float) && __FLT_EVAL_METHOD__ != 0) + abort(); + return 0; +} diff --git a/gcc/testsuite/gcc.target/s390/float_t-2.c b/gcc/testsuite/gcc.target/s390/float_t-2.c new file mode 100644 index 00000000000..ebeda28b6d2 --- /dev/null +++ b/gcc/testsuite/gcc.target/s390/float_t-2.c @@ -0,0 +1,13 @@ +/* { dg-do run } */ +/* { dg-options "-std=gnu99" } */ +#include <math.h> +#include <stdlib.h> + +int main() +{ + /* In gnuXY mode, the size of float_t and FLT_EVAL_METHOD must + match, with the historic exception of permitting double and 0. */ + if (sizeof(float_t) == sizeof(float) && __FLT_EVAL_METHOD__ == 1) + abort(); + return 0; +}