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* [Bug math/17257] New: erf generates spurious underflow for long-double-128
@ 2014-08-11 22:05 davem at davemloft dot net
2014-08-11 22:31 ` [Bug math/17257] " joseph at codesourcery dot com
2015-09-15 16:23 ` [Bug math/17257] [sparc] " jsm28 at gcc dot gnu.org
0 siblings, 2 replies; 3+ messages in thread
From: davem at davemloft dot net @ 2014-08-11 22:05 UTC (permalink / raw)
To: glibc-bugs
https://sourceware.org/bugzilla/show_bug.cgi?id=17257
Bug ID: 17257
Summary: erf generates spurious underflow for long-double-128
Product: glibc
Version: 2.20
Status: NEW
Severity: normal
Priority: P2
Component: math
Assignee: unassigned at sourceware dot org
Reporter: davem at davemloft dot net
On sparc 32-bit and 64-bit, test-ldouble fails as follows:
Failure: erf (0x3.8b7f12369ded5518p-16384): Exception "Underflow" set
Failure: erf_downward (0x3.8b7f12369ded5518p-16384): Exception "Underflow" set
Failure: erf_towardzero (0x3.8b7f12369ded5518p-16384): Exception "Underflow"
set
Failure: erf_upward (0x3.8b7f12369ded5518p-16384): Exception "Underflow" set
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^ permalink raw reply [flat|nested] 3+ messages in thread* [Bug math/17257] erf generates spurious underflow for long-double-128 2014-08-11 22:05 [Bug math/17257] New: erf generates spurious underflow for long-double-128 davem at davemloft dot net @ 2014-08-11 22:31 ` joseph at codesourcery dot com 2015-09-15 16:23 ` [Bug math/17257] [sparc] " jsm28 at gcc dot gnu.org 1 sibling, 0 replies; 3+ messages in thread From: joseph at codesourcery dot com @ 2014-08-11 22:31 UTC (permalink / raw) To: glibc-bugs https://sourceware.org/bugzilla/show_bug.cgi?id=17257 --- Comment #1 from joseph at codesourcery dot com <joseph at codesourcery dot com> --- I do *not* see these on mips64 (n32), for which I'm currently running tests (with GCC 4.9, so supporting exceptions for long double). Such failures were supposed to be fixed by the fix for bug 16516; you may have some architecture-specific issue here. -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug math/17257] [sparc] erf generates spurious underflow for long-double-128 2014-08-11 22:05 [Bug math/17257] New: erf generates spurious underflow for long-double-128 davem at davemloft dot net 2014-08-11 22:31 ` [Bug math/17257] " joseph at codesourcery dot com @ 2015-09-15 16:23 ` jsm28 at gcc dot gnu.org 1 sibling, 0 replies; 3+ messages in thread From: jsm28 at gcc dot gnu.org @ 2015-09-15 16:23 UTC (permalink / raw) To: glibc-bugs https://sourceware.org/bugzilla/show_bug.cgi?id=17257 Joseph Myers <jsm28 at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Host| |sparc*-*-* Summary|erf generates spurious |[sparc] erf generates |underflow for |spurious underflow for |long-double-128 |long-double-128 -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2015-09-15 16:23 UTC | newest] Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2014-08-11 22:05 [Bug math/17257] New: erf generates spurious underflow for long-double-128 davem at davemloft dot net 2014-08-11 22:31 ` [Bug math/17257] " joseph at codesourcery dot com 2015-09-15 16:23 ` [Bug math/17257] [sparc] " jsm28 at gcc dot gnu.org
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