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Bugfix. All tests pass now on my system

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This commit is contained in:
Jeroen van Wolffelaar
2001-08-04 18:29:37 +00:00
parent cc40cdc7d7
commit b245789bdb
1 changed files with 8 additions and 0 deletions
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8
ext/standard/math.c
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@@ -451,6 +451,7 @@ PHP_FUNCTION(pow)
lbase = Z_LVAL_PP(zbase);
/* lexp != 0 */
switch (lbase) {
case -1:
RETURN_LONG( lexp & 1 ? -1 : 1 ); /* if lexp=odd ... */
@@ -464,6 +465,13 @@ PHP_FUNCTION(pow)
}
case 1:
RETURN_LONG(1);
case LONG_MIN: /* special case since -LONG_MIN == 0 */
/* lexp != 0, and only lexp==1 is LONG, DOUBLE otherwise */
if (lexp == 1) {
RETURN_LONG(LONG_MIN);
} else {
RETURN_DOUBLE(exp(log(-(double)LONG_MIN) * (double)lexp));
}
default:
/* abs(lbase) > 1 */
dval = exp(log((double) (lbase>0?lbase:-lbase)) *