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[Bug math/16516] New: spurious underflow exception from erff
- From: "zimmerma+gcc at loria dot fr" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Fri, 31 Jan 2014 22:30:58 +0000
- Subject: [Bug math/16516] New: spurious underflow exception from erff
- Auto-submitted: auto-generated
https://sourceware.org/bugzilla/show_bug.cgi?id=16516
Bug ID: 16516
Summary: spurious underflow exception from erff
Product: glibc
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: math
Assignee: unassigned at sourceware dot org
Reporter: zimmerma+gcc at loria dot fr
Created attachment 7381
--> https://sourceware.org/bugzilla/attachment.cgi?id=7381&action=edit
test case
on x86_64 in single precision I get with the attached program:
GNU libc version: 2.18.90
GNU libc release: development
x=0x1.c5bf94p-127 (1.041755126e-38)
libc: erff(x)=0x1.000006p-126 (1.175494771e-38) underflow=16
mpfr: erff(x)=0x1.000006p-126 (1.175494771e-38)
ulp difference: 0.000000
See http://webloria.loria.fr/~zimmerma/glibc/
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