diff options
| -rw-r--r-- | Zend/zend_operators.h | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/Zend/zend_operators.h b/Zend/zend_operators.h index edc2d56e5b..f168af7ce8 100644 --- a/Zend/zend_operators.h +++ b/Zend/zend_operators.h @@ -71,16 +71,10 @@ ZEND_API zend_bool instanceof_function_ex(const zend_class_entry *instance_ce, c ZEND_API zend_bool instanceof_function(const zend_class_entry *instance_ce, const zend_class_entry *ce TSRMLS_DC); END_EXTERN_C() -/* isnan() might not be available (<C99), so we'll define it if so */ -#ifndef isnan - /* NaN is never equal to itself */ -# define isnan(n) ((n) != (n)) -#endif - #if ZEND_DVAL_TO_LVAL_CAST_OK static zend_always_inline long zend_dval_to_lval(double d) { - if (EXPECTED(!isnan(d))) { + if (EXPECTED(zend_finite(d)) && EXPECTED(!zend_isnan(d))) { return (long)d; } else { return 0; @@ -100,7 +94,7 @@ static zend_always_inline long zend_dval_to_lval(double d) dmod = ceil(dmod) + two_pow_32; } return (long)(unsigned long)dmod; - } else if (UNEXPECTED(isnan(d))) { + } else if (UNEXPECTED(!zend_finite(d)) || UNEXPECTED(zend_isnan(d))) { return 0; } return (long)d; @@ -120,7 +114,7 @@ static zend_always_inline long zend_dval_to_lval(double d) dmod += two_pow_64; } return (long)(unsigned long)dmod; - } else if (UNEXPECTED(isnan(d))) { + } else if (UNEXPECTED(!zend_finite(d)) || UNEXPECTED(zend_isnan(d))) { return 0; } return (long)d; |