diff options
Diffstat (limited to 'tests/test-isnan.c')
-rw-r--r-- | tests/test-isnan.c | 29 |
1 files changed, 3 insertions, 26 deletions
diff --git a/tests/test-isnan.c b/tests/test-isnan.c index d1d05dcea4..104aa6f076 100644 --- a/tests/test-isnan.c +++ b/tests/test-isnan.c @@ -29,33 +29,10 @@ #include <float.h> #include <limits.h> +#include "minus-zero.h" #include "nan.h" #include "macros.h" -/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0f. - So we use -zero instead. */ -float zerof = 0.0f; - -/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. - So we use -zero instead. */ -double zerod = 0.0; - -/* On HP-UX 10.20, negating 0.0L does not yield -0.0L. - So we use minus_zerol instead. - IRIX cc can't put -0.0L into .data, but can compute at runtime. - Note that the expression -LDBL_MIN * LDBL_MIN does not work on other - platforms, such as when cross-compiling to PowerPC on MacOS X 10.5. */ -#if defined __hpux || defined __sgi -static long double -compute_minus_zerol (void) -{ - return -LDBL_MIN * LDBL_MIN; -} -# define minus_zerol compute_minus_zerol () -#else -long double minus_zerol = -0.0L; -#endif - static void test_float (void) { @@ -67,7 +44,7 @@ test_float (void) ASSERT (!isnan (-2.718e30f)); ASSERT (!isnan (-2.718e-30f)); ASSERT (!isnan (0.0f)); - ASSERT (!isnan (-zerof)); + ASSERT (!isnan (minus_zerof)); /* Infinite values. */ ASSERT (!isnan (1.0f / 0.0f)); ASSERT (!isnan (-1.0f / 0.0f)); @@ -107,7 +84,7 @@ test_double (void) ASSERT (!isnan (-2.718e30)); ASSERT (!isnan (-2.718e-30)); ASSERT (!isnan (0.0)); - ASSERT (!isnan (-zerod)); + ASSERT (!isnan (minus_zerod)); /* Infinite values. */ ASSERT (!isnan (1.0 / 0.0)); ASSERT (!isnan (-1.0 / 0.0)); |