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[Bug math/17042] New: log2 (1) incorrect in round-downward mode
- From: "jsm28 at gcc dot gnu.org" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Mon, 09 Jun 2014 20:19:04 +0000
- Subject: [Bug math/17042] New: log2 (1) incorrect in round-downward mode
- Auto-submitted: auto-generated
https://sourceware.org/bugzilla/show_bug.cgi?id=17042
Bug ID: 17042
Summary: log2 (1) incorrect in round-downward mode
Product: glibc
Version: 2.19
Status: NEW
Severity: normal
Priority: P2
Component: math
Assignee: unassigned at sourceware dot org
Reporter: jsm28 at gcc dot gnu.org
At least for long double on x86_64, possibly in other cases, log2 (1) returns
-0 in round-downward mode when it should return +0 in all rounding modes.
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