Bug #74039 [NEW]: is_infinite(-INF) returns false

From: bugs dot php dot net at chsc dot dk Operating system: Alpine Linux PHP version: 7.0.15 Package: Math related Bug Type: Bug Bug description:is_infinite(-INF) returns false Description: ------------ is_infinite() is broken in the PHP binary included in Alpine Linux. It returns TRUE for is_infinite(INF), but FALSE for is_infinite(-INF). Test script: --------------- var_dump(is_infinite(-INF)); Expected result: ---------------- bool(true) Actual result: -------------- bool(false) -- Edit bug report at https://bugs.php.net/bug.php?id=74039&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=74039&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=74039&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=74039&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=74039&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=74039&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=74039&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=74039&r=needscript Try newer version: https://bugs.php.net/fix.php?id=74039&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=74039&r=support Expected behavior: https://bugs.php.net/fix.php?id=74039&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=74039&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=74039&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=74039&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=74039&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=74039&r=dst IIS Stability: https://bugs.php.net/fix.php?id=74039&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=74039&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=74039&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=74039&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=74039&r=mysqlcfg