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[Bug lto/53895] [4.7/4.8 Regression][lto] symbol 'std::__once_callable' used as both thread and non-thread

From: "vincenzo.innocente at cern dot ch" <gcc-bugzilla at gcc dot gnu dot org>
To: gcc-bugs at gcc dot gnu dot org
Date: Mon, 09 Jul 2012 12:20:41 +0000
Subject: [Bug lto/53895] [4.7/4.8 Regression][lto] symbol 'std::__once_callable' used as both __thread and non-__thread
Auto-submitted: auto-generated
References: <bug-53895-4@http.gcc.gnu.org/bugzilla/>

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53895

--- Comment #2 from vincenzo Innocente <vincenzo.innocente at cern dot ch> 2012-07-09 12:20:41 UTC ---
yes it does
ld -v
GNU ld version 2.22.52.0.1-10.fc17 20120131
[innocent@pcphsftkepler bugs48]$ c++ thread.cpp -pthread -std=gnu++0x -O2 -flto
-Wl,-v
collect2 version 4.8.0 20120623 (experimental) [trunk revision 188906]
/home/innocent/gccDir/bin/ld -plugin
/home/innocent/gccDir/libexec/gcc/x86_64-unknown-linux-gnu/4.8.0/liblto_plugin.so
-plugin-opt=/home/innocent/gccDir/libexec/gcc/x86_64-unknown-linux-gnu/4.8.0/lto-wrapper
-plugin-opt=-fresolution=/tmp/ccm8JDgc.res -plugin-opt=-pass-through=-lgcc_s
-plugin-opt=-pass-through=-lgcc -plugin-opt=-pass-through=-lpthread
-plugin-opt=-pass-through=-lc -plugin-opt=-pass-through=-lgcc_s
-plugin-opt=-pass-through=-lgcc --eh-frame-hdr -m elf_x86_64 -dynamic-linker
/lib64/ld-linux-x86-64.so.2 /lib/../lib64/crt1.o /lib/../lib64/crti.o
/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0/crtbegin.o
-L/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0
-L/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../lib64
-L/lib/../lib64 -L/usr/lib/../lib64
-L/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../..
/tmp/ccUiBvi2.o -v -lstdc++ -lm -lgcc_s -lgcc -lpthread -lc -lgcc_s -lgcc
/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0/crtend.o
/lib/../lib64/crtn.o
GNU ld version 2.22.52.0.1-10.fc17 20120131
[innocent@pcphsftkepler bugs48]$ mv  ~/gccDir/bin/ld.gold ~/gccDir/bin/ld     
[innocent@pcphsftkepler bugs48]$ c++ thread.cpp -pthread -std=gnu++0x -O2 -flto
-Wl,-v
collect2 version 4.8.0 20120623 (experimental) [trunk revision 188906]
/home/innocent/gccDir/bin/ld -plugin
/home/innocent/gccDir/libexec/gcc/x86_64-unknown-linux-gnu/4.8.0/liblto_plugin.so
-plugin-opt=/home/innocent/gccDir/libexec/gcc/x86_64-unknown-linux-gnu/4.8.0/lto-wrapper
-plugin-opt=-fresolution=/tmp/ccJLE7SG.res -plugin-opt=-pass-through=-lgcc_s
-plugin-opt=-pass-through=-lgcc -plugin-opt=-pass-through=-lpthread
-plugin-opt=-pass-through=-lc -plugin-opt=-pass-through=-lgcc_s
-plugin-opt=-pass-through=-lgcc --eh-frame-hdr -m elf_x86_64 -dynamic-linker
/lib64/ld-linux-x86-64.so.2 /lib/../lib64/crt1.o /lib/../lib64/crti.o
/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0/crtbegin.o
-L/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0
-L/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../lib64
-L/lib/../lib64 -L/usr/lib/../lib64
-L/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../..
/tmp/ccevajLa.o -v -lstdc++ -lm -lgcc_s -lgcc -lpthread -lc -lgcc_s -lgcc
/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0/crtend.o
/lib/../lib64/crtn.o
GNU gold (version 2.22.52.0.1-10.fc17 20120131) 1.11
/home/innocent/gccDir/bin/ld: error:
/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../lib64/libstdc++.so:
symbol 'std::__once_callable' used as both __thread and non-__thread
/home/innocent/gccDir/bin/ld: /tmp/ccevajLa.o: previous definition here
/home/innocent/gccDir/bin/ld: error:
/home/innocent/gccDir/lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../lib64/libstdc++.so:
symbol 'std::__once_call' used as both __thread and non-__thread
/home/innocent/gccDir/bin/ld: /tmp/ccevajLa.o: previous definition here
collect2: error: ld returned 1 exit status


On 9 Jul, 2012, at 4:28 PM, hjl.tools at gmail dot com wrote:

> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53895
> 
> H.J. Lu <hjl.tools at gmail dot com> changed:
> 
>           What    |Removed                     |Added
> ----------------------------------------------------------------------------
>             Status|UNCONFIRMED                 |WAITING
>   Last reconfirmed|                            |2012-07-09
>     Ever Confirmed|0                           |1
> 
> --- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2012-07-09 06:28:27 UTC ---
> Does it work with BFD linker?
> 
> -- 
> Configure bugmail: http://gcc.gnu.org/bugzilla/userprefs.cgi?tab=email
> ------- You are receiving this mail because: -------
> You reported the bug.

--
Il est bon de suivre sa pente, pourvu que ce soit en montant. 
A.G.
http://www.flickr.com/photos/vin60/1320965757/

References:
- [Bug lto/53895] New: [4.7.2/4.8 Regression][lto] symbol 'std::__once_callable' used as both __thread and non-__thread
  - From: vincenzo.innocente at cern dot ch

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[Bug lto/53895] [4.7/4.8 Regression][lto] symbol 'std::__once_callable' used as both __thread and non-__thread

[Bug lto/53895] [4.7/4.8 Regression][lto] symbol 'std::__once_callable' used as both thread and non-thread