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| author | Thomas Schwinge <thomas@codesourcery.com> | 2013-02-28 22:30:18 +0100 |
|---|---|---|
| committer | Thomas Schwinge <thomas@codesourcery.com> | 2013-03-15 19:10:20 +0100 |
| commit | 777b0332c0598ebba46685b41ea5846640751c19 (patch) | |
| tree | e778f11d315ede62106259a283e621f05d18a500 /math | |
| parent | 64d063b80005674a856ae4fee638a739137f6775 (diff) | |
| download | glibc-777b0332c0598ebba46685b41ea5846640751c19.tar glibc-777b0332c0598ebba46685b41ea5846640751c19.tar.gz glibc-777b0332c0598ebba46685b41ea5846640751c19.tar.bz2 glibc-777b0332c0598ebba46685b41ea5846640751c19.zip | |
Use GCC's builtins for generating NaNs.
Diffstat (limited to 'math')
| -rw-r--r-- | math/basic-test.c | 31 | ||||
| -rw-r--r-- | math/libm-test.inc | 6 |
2 files changed, 19 insertions, 18 deletions
diff --git a/math/basic-test.c b/math/basic-test.c index 218c9699fb..ffead2ec0f 100644 --- a/math/basic-test.c +++ b/math/basic-test.c @@ -32,7 +32,7 @@ check (const char *testname, int result) } } -#define TEST_FUNC(NAME, FLOAT, NANFUNC, EPSILON, HUGEVAL) \ +#define TEST_FUNC(NAME, FLOAT, SUFFIX, EPSILON, HUGEVAL) \ static void \ NAME (void) \ { \ @@ -43,7 +43,7 @@ NAME (void) \ \ zero_var = 0.0; \ one_var = 1.0; \ - qNaN_var = zero_var / zero_var; \ + qNaN_var = __builtin_nan ## SUFFIX (""); \ Inf_var = one_var / zero_var; \ \ (void) &zero_var; \ @@ -80,11 +80,12 @@ NAME (void) \ /* \ And again with the value returned by the `nan' function. \ */ \ - check (#FLOAT " isnan (nan (\"\"))", isnan (NANFUNC (""))); \ - check (#FLOAT " isnan (-nan (\"\"))", isnan (-NANFUNC (""))); \ - check (#FLOAT " !isinf (nan (\"\"))", !(isinf (NANFUNC ("")))); \ - check (#FLOAT " !isinf (-nan (\"\"))", !(isinf (-NANFUNC ("")))); \ - check (#FLOAT " nan (\"\") != nan (\"\")", NANFUNC ("") != NANFUNC ("")); \ + check (#FLOAT " isnan (nan (\"\"))", isnan (nan ## SUFFIX (""))); \ + check (#FLOAT " isnan (-nan (\"\"))", isnan (-nan ## SUFFIX (""))); \ + check (#FLOAT " !isinf (nan (\"\"))", !(isinf (nan ## SUFFIX ("")))); \ + check (#FLOAT " !isinf (-nan (\"\"))", !(isinf (-nan ## SUFFIX ("")))); \ + check (#FLOAT " nan (\"\") != nan (\"\")", \ + nan ## SUFFIX ("") != nan ## SUFFIX ("")); \ \ /* test if EPSILON is ok */ \ x1 = 1.0; \ @@ -102,7 +103,7 @@ NAME (void) \ check (#FLOAT " isinf (-HUGE_VALx) == -1", isinf (x1) == -1); \ } -#define TEST_TRUNC(NAME, FLOAT, DOUBLE) \ +#define TEST_TRUNC(NAME, FLOAT, DOUBLE, SUFFIX) \ void \ NAME (void) \ { \ @@ -111,7 +112,7 @@ NAME (void) \ \ zero_var = 0.0; \ one_var = 1.0; \ - qNaN_var = zero_var / zero_var; \ + qNaN_var = __builtin_nan ## SUFFIX (""); \ Inf_var = one_var / zero_var; \ \ (void) &qNaN_var; \ @@ -123,13 +124,13 @@ NAME (void) \ check (" "#FLOAT" x = ("#FLOAT") ("#DOUBLE") Inf", isinf (x2) != 0); \ } -TEST_FUNC (float_test, float, nanf, FLT_EPSILON, HUGE_VALF) -TEST_FUNC (double_test, double, nan, DBL_EPSILON, HUGE_VAL) -TEST_TRUNC (truncdfsf_test, float, double) +TEST_FUNC (float_test, float, f, FLT_EPSILON, HUGE_VALF) +TEST_FUNC (double_test, double, , DBL_EPSILON, HUGE_VAL) +TEST_TRUNC (truncdfsf_test, float, double, ) #ifndef NO_LONG_DOUBLE -TEST_FUNC (ldouble_test, long double, nanl, LDBL_EPSILON, HUGE_VALL) -TEST_TRUNC (trunctfsf_test, float, long double) -TEST_TRUNC (trunctfdf_test, double, long double) +TEST_FUNC (ldouble_test, long double, l, LDBL_EPSILON, HUGE_VALL) +TEST_TRUNC (trunctfsf_test, float, long double, l) +TEST_TRUNC (trunctfdf_test, double, long double, l) #endif int diff --git a/math/libm-test.inc b/math/libm-test.inc index ffb781f2b7..00e3d6e7ef 100644 --- a/math/libm-test.inc +++ b/math/libm-test.inc @@ -10626,10 +10626,10 @@ static void initialize (void) { fpstack_test ("start *init*"); - plus_zero = 0.0; - qnan_value = plus_zero / plus_zero; /* Suppress GCC warning */ - minus_zero = FUNC(copysign) (0.0, -1.0); + plus_zero = 0.0; + qnan_value = FUNC (__builtin_nan) (""); + minus_zero = FUNC (copysign) (0.0, -1.0); plus_infty = CHOOSE (HUGE_VALL, HUGE_VAL, HUGE_VALF, HUGE_VALL, HUGE_VAL, HUGE_VALF); minus_infty = CHOOSE (-HUGE_VALL, -HUGE_VAL, -HUGE_VALF, |