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[Bug math/14036] exp(710.0) fails to set the overflow exception flag
- From: "jsm28 at gcc dot gnu.org" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: Sat, 05 May 2012 19:47:25 +0000
- Subject: [Bug math/14036] exp(710.0) fails to set the overflow exception flag
- Auto-submitted: auto-generated
- References: <bug-14036-131@http.sourceware.org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=14036
Joseph Myers <jsm28 at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |FIXED
--- Comment #1 from Joseph Myers <jsm28 at gcc dot gnu.org> 2012-05-05 19:47:25 UTC ---
Overflow case fixed by:
commit 41498f4db1ebfeb2fb76b9137cba38c20000f1d3
Author: Joseph Myers <joseph@codesourcery.com>
Date: Sat May 5 19:37:39 2012 +0000
Fix missing exceptions from exp (bugs 13787, 13922, 14036).
The underflow case is probably a compiler bug, wrongly optimizing a
multiplication of two tiny constants to 0, but when Andreas's patch to use
-frounding-math for building libm goes in that should work around that compiler
bug.
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