Bug 2559

Summary:	Incorrect return from double lgamma (-0X1.FA471547C2FE5P+1)
Product:	glibc	Reporter:	H.J. Lu <hjl.tools>
Component:	math	Assignee:	Andreas Jaeger <aj>
Status:	RESOLVED DUPLICATE
Severity:	normal	CC:	drepper.fsp, glibc-bugs
Priority:	P2	Flags:	fweimer: security-
Version:	unspecified
Target Milestone:	---
Host:	x86_64-unknown-linux-gnu	Target:	x86_64-unknown-linux-gnu
Build:	x86_64-unknown-linux-gnu	Last reconfirmed:

Description H.J. Lu 2006-04-12 22:41:03 UTC

Failure: Test: lgamma (-0X1.FA471547C2FE5P+1) == -0X1.DDC0336980B58P-52
Result:
 is:         -4.44089209850062616169e-16  -0x1.00000000000000000000p-51
 should be:  -4.14382750757704980224e-16  -0x1.ddc0336980b580000000p-52
 difference:  2.97064590923576359454e-17   0x1.11fe64b3fa5400000000p-55
 ulp       :  602518571185320.0000
 max.ulp   :  0.0000

Comment 1 Ulrich Drepper 2006-04-23 17:54:18 UTC

Suspended until somebody comes up with a patch.

Comment 2 Joseph Myers 2012-02-23 22:44:12 UTC

gamma and lgamma are aliases.

*** This bug has been marked as a duplicate of bug 2558 ***