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From: Ibrahim Shaame <ishaame@gmail.com>
Date: Thu, 22 Jan 2026 05:59:28 +0300
Message-ID: 
 <CAJOWwD7dHhAnF=7PXLR=525vkYaY9nnf+F79WT_Xt0FzRfAXfw@mail.gmail.com>
Subject: Re: Unable to compile postgresql-18.1
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Erik Wienhold <ewie@ewie.name>,
 pgsql-admin <pgsql-admin@lists.postgresql.org>
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Thank you Tom
I will try to change my environment ( reinstall GCC and will let you know.
Thanks again
Ibrahim

On Wed, 21 Jan 2026, 18:56 Tom Lane, <tgl@sss.pgh.pa.us> wrote:

> Ibrahim Shaame <ishaame@gmail.com> writes:
> > Thank you for the response. As for LIBRARY_PATH, I have always manually
> > compiled postgresql and I don't explicitly mention the LIBRARY_PATH
> > directory. That's why I am surprised why this time with this subversion
> > doesn't work just as it worked in the last version.
>
> There is nothing in that area that we changed between 18.0 and 18.1;
> moreover, if we had broken something like that, it's highly unlikely
> that nobody but you would have noticed.  You need to look at what
> changed in your build environment.
>
> gcc seems to be getting confused by the fact that src/test/isolation
> contains a subdirectory named "specs", but that's been there for
> years.  The most likely explanation is that some environment variable
> is causing gcc to look in the current directory for its spec file
> (although I don't see any documentation of such a variable in the
> gcc manual).  It's also plausible I guess that you have a corrupted
> gcc installation.
>
>                         regards, tom lane
>

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<div dir=3D"auto">Thank you Tom<div dir=3D"auto">I will try to change my en=
vironment ( reinstall GCC and will let you know.</div><div dir=3D"auto">Tha=
nks again</div><div dir=3D"auto">Ibrahim</div></div><br><div class=3D"gmail=
_quote gmail_quote_container"><div dir=3D"ltr" class=3D"gmail_attr">On Wed,=
 21 Jan 2026, 18:56 Tom Lane, &lt;<a href=3D"mailto:tgl@sss.pgh.pa.us">tgl@=
sss.pgh.pa.us</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" sty=
le=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Ibrahi=
m Shaame &lt;<a href=3D"mailto:ishaame@gmail.com" target=3D"_blank" rel=3D"=
noreferrer">ishaame@gmail.com</a>&gt; writes:<br>
&gt; Thank you for the response. As for LIBRARY_PATH, I have always manuall=
y<br>
&gt; compiled postgresql and I don&#39;t explicitly mention the LIBRARY_PAT=
H<br>
&gt; directory. That&#39;s why I am surprised why this time with this subve=
rsion<br>
&gt; doesn&#39;t work just as it worked in the last version.<br>
<br>
There is nothing in that area that we changed between 18.0 and 18.1;<br>
moreover, if we had broken something like that, it&#39;s highly unlikely<br=
>
that nobody but you would have noticed.=C2=A0 You need to look at what<br>
changed in your build environment.<br>
<br>
gcc seems to be getting confused by the fact that src/test/isolation<br>
contains a subdirectory named &quot;specs&quot;, but that&#39;s been there =
for<br>
years.=C2=A0 The most likely explanation is that some environment variable<=
br>
is causing gcc to look in the current directory for its spec file<br>
(although I don&#39;t see any documentation of such a variable in the<br>
gcc manual).=C2=A0 It&#39;s also plausible I guess that you have a corrupte=
d<br>
gcc installation.<br>
<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 regards, tom lane<br>
</blockquote></div>

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