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* Re: libstdc++/4622: incorrect implementation of complex operator/=
@ 2001-11-04 13:29 bkoz
0 siblings, 0 replies; 5+ messages in thread
From: bkoz @ 2001-11-04 13:29 UTC (permalink / raw)
To: gdr; +Cc: gcc-prs
The following reply was made to PR libstdc++/4622; it has been noted by GNATS.
From: bkoz@gcc.gnu.org
To: edward.e.meyer@boeing.com, gcc-bugs@gcc.gnu.org, gcc-gnats@gcc.gnu.org,
gcc-prs@gcc.gnu.org, gdr@gcc.gnu.org
Cc:
Subject: Re: libstdc++/4622: incorrect implementation of complex operator/=
Date: 15 Nov 2001 21:26:13 -0000
Synopsis: incorrect implementation of complex operator/=
State-Changed-From-To: feedback->closed
State-Changed-By: bkoz
State-Changed-When: Thu Nov 15 13:26:11 2001
State-Changed-Why:
Fixed.
http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&pr=4622&database=gcc
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: libstdc++/4622: incorrect implementation of complex operator/=
@ 2001-11-04 11:26 bkoz
0 siblings, 0 replies; 5+ messages in thread
From: bkoz @ 2001-11-04 11:26 UTC (permalink / raw)
To: edward.e.meyer, gcc-bugs, gcc-gnats, gcc-prs, gdr
Synopsis: incorrect implementation of complex operator/=
State-Changed-From-To: feedback->closed
State-Changed-By: bkoz
State-Changed-When: Thu Nov 15 13:26:11 2001
State-Changed-Why:
Fixed.
http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&pr=4622&database=gcc
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: libstdc++/4622: incorrect implementation of complex operator/=
@ 2001-10-31 0:36 bkoz
0 siblings, 0 replies; 5+ messages in thread
From: bkoz @ 2001-10-31 0:36 UTC (permalink / raw)
To: edward.e.meyer, gcc-bugs, gcc-prs, gdr
Synopsis: incorrect implementation of complex operator/=
State-Changed-From-To: open->feedback
State-Changed-By: bkoz
State-Changed-When: Wed Oct 31 00:36:40 2001
State-Changed-Why:
I just checked in this patch: Gaby had approved it a week ago.
Thanks again,
Benjamin
http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&pr=4622&database=gcc
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: libstdc++/4622: incorrect implementation of complex operator/=
@ 2001-10-25 23:15 bkoz
0 siblings, 0 replies; 5+ messages in thread
From: bkoz @ 2001-10-25 23:15 UTC (permalink / raw)
To: edward.e.meyer, gcc-bugs, gcc-prs, gdr, nobody
Synopsis: incorrect implementation of complex operator/=
Responsible-Changed-From-To: unassigned->gdr
Responsible-Changed-By: bkoz
Responsible-Changed-When: Thu Oct 25 23:15:40 2001
Responsible-Changed-Why:
Hey Gaby can you look at this patch please?
Thanks,
benjamin
http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&pr=4622&database=gcc
^ permalink raw reply [flat|nested] 5+ messages in thread
* libstdc++/4622: incorrect implementation of complex operator/=
@ 2001-10-19 13:56 Edward E Meyer
0 siblings, 0 replies; 5+ messages in thread
From: Edward E Meyer @ 2001-10-19 13:56 UTC (permalink / raw)
To: gcc-gnats
>Number: 4622
>Category: libstdc++
>Synopsis: incorrect implementation of complex operator/=
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: unassigned
>State: open
>Class: wrong-code
>Submitter-Id: net
>Arrival-Date: Fri Oct 19 13:56:00 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator: Edward E Meyer
>Release: 3.0.1
>Organization:
Boeing
>Environment:
System: IRIX64 origin 6.5 01101245 IP35
host: mips-sgi-irix6.5
build: mips-sgi-irix6.5
target: mips-sgi-irix6.5
configured with: ../gcc-3.0.1/configure --prefix=/acct/eem2314/local
>Description:
the implementation of the operator/= function for std template complex
is wrong - the sign is reversed on the imaginary part on line 240 of
libstdc++-v3/include/bits/std_complex.h
>How-To-Repeat:
>Fix:
--- std_complex.h Fri Oct 19 20:04:32 2001
+++ std_complex.h.patch Fri Oct 19 20:05:41 2001
@@ -237,7 +237,7 @@
{
const _Tp __r = _M_real * __z.real() + _M_imag * __z.imag();
const _Tp __n = norm(__z);
- _M_imag = (_M_real * __z.imag() - _M_imag * __z.real()) / __n;
+ _M_imag = (_M_imag * __z.real() - _M_real * __z.imag()) / __n;
_M_real = __r / __n;
return *this;
}
>Release-Note:
>Audit-Trail:
>Unformatted:
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2001-11-15 21:36 UTC | newest]
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2001-11-04 13:29 libstdc++/4622: incorrect implementation of complex operator/= bkoz
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2001-11-04 11:26 bkoz
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