From: JonY <10walls@gmail.com>
To: cygwin@cygwin.com
Subject: Re: gcc x86 - problem on library search order
Date: Tue, 26 Apr 2016 17:29:00 -0000 [thread overview]
Message-ID: <571F7313.2000401@gmail.com> (raw)
In-Reply-To: <0b805922-5ba8-41e5-0736-90456b9902e2@gmail.com>
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On 4/26/2016 20:10, Marco Atzeri wrote:
>
>
> On 26/04/2016 12:16, JonY wrote:
>> On 4/26/2016 01:46, Marco Atzeri wrote:
>>> Visible on 32bit and not present on 64bit
>>>
>>> $ cat uuid.c
>>> #include <uuid/uuid.h>
>>>
>>> int main ()
>>> {
>>> uuid_t out;
>>> uuid_generate_random(out);
>>> return 0;
>>> }
>>>
>>>
>>> $ gcc uuid.c -luuid
>>> /tmp/ccLlmFMf.o:uuid.c:(.text+0x16): undefined reference to
>>> `uuid_generate_random'
>>> collect2: error: ld returned 1 exit status
>>>
>>
>> Pretty sure I removed the patch that does that, not sure where it gets
>> in from. It isn't in the specs file either.
>>
>> -Wl,-v does say it is from gcc.
>
> may be from "COLLECT_GCC_OPTION" as "LIBRARY_PATH" has the right order
>
> LIBRARY_PATH=/usr/lib/gcc/i686-pc-cygwin/5.3.0/:/usr/lib/gcc/i686-pc-cygwin/5.3.0/../../../../i686-pc-cygwin/lib/:/usr/lib/:/lib/:/usr/lib/w32api/
>
In -Wl,-v, looks like 64bit gcc too has -L/usr/lib/w32api, however, it
is "-L/usr/lib/../lib -L/lib/../lib
-L/usr/lib/gcc/x86_64-pc-cygwin/5.3.0/../../../../x86_64-pc-cygwin/lib
-L/usr/lib/w32api", so it comes out correct eventually. The 32bit
version is lacking that.
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prev parent reply other threads:[~2016-04-26 13:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-25 19:34 Marco Atzeri
2016-04-26 12:11 ` JonY
2016-04-26 13:54 ` Marco Atzeri
2016-04-26 17:29 ` JonY [this message]
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