diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/single-precision-constant.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/single-precision-constant.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/single-precision-constant.c b/gcc/testsuite/gcc.dg/single-precision-constant.c new file mode 100644 index 000000000..ffd893d93 --- /dev/null +++ b/gcc/testsuite/gcc.dg/single-precision-constant.c @@ -0,0 +1,26 @@ +/* Test that double precision constants are correctly handled + when code is compiled with -fsingle-precision-constant */ +/* Origin: Carlos O'Donell <carlos@codesourcery.com> */ + +/* { dg-do run } */ +/* { dg-options "-fsingle-precision-constant" } */ +/* { dg-add-options c99_runtime } */ + +#include <math.h> +#include <float.h> + +#include "builtins-config.h" + +int main (void) +{ + int result = 0; + double local_DBL_MAX = DBL_MAX; + double local_DBL_MIN = DBL_MIN; +#ifdef HAVE_C99_RUNTIME + if (isinf (local_DBL_MAX)) + result |= 1; +#endif + if (local_DBL_MIN <= 0.0) + result |= 1; + return result; +} |