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From: setzersn@gmx.de
Subject: c++/8319: warnings out of system headers
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X-SW-Source: 2002-10/txt/msg00931.txt.bz2
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The following reply was made to PR c++/8319; it has been noted by GNATS.

From: setzersn@gmx.de
To: gcc-gnats@gcc.gnu.org
Cc:  
Subject: c++/8319: warnings out of system headers
Date: 23 Oct 2002 08:39:17 -0000

 >Number:         8319
 >Category:       c++
 >Synopsis:       warnings out of system headers
 >Confidential:   no
 >Severity:       non-critical
 >Priority:       medium
 >Responsible:    unassigned
 >State:          open
 >Class:          rejects-legal
 >Submitter-Id:   net
 >Arrival-Date:   Wed Oct 23 01:46:01 PDT 2002
 >Closed-Date:
 >Last-Modified:
 >Originator:     Sebastian Setzer
 >Release:        unknown-1.0
 >Organization:
 >Environment:
 gcc -v
 Reading specs from ...sparc-sun-solaris2.5.1/3.2/specs
 Configured with: .../configure --prefix=... --program-suffix=-3.2 --with-gnu-as --with-as=...bin/as --with-gnu-ld --with-ld=...bin/ld --enable-threads --enable-version-specific-runtime-libs --enable-languages=ada,c,c++
 Thread model: posix
 gcc version 3.2
 >Description:
 The problem described below disappears, if I DON'T set the
 environment variables.
 But now I get warnings out of system-headers
 (which I shouldn't, should I ?)
 ../3.2/include/c++/bits/stl_threads.h:  
 In instantiation of `__gthread_mutex_t        
 std::_Swap_lock_struct<0>::_S_swap_lock':  
 ../3.2/include/c++/bits/stl_threads.h:122:
 instantiated from here
 ../3.2/include/c++/bits/stl_threads.h:115:
 warning: aggregate
    has a partly bracketed initializer
 ../3.2/include/c++/bits/stl_threads.h:115:
 warning: aggregate
    has a partly bracketed initializer
 
 > When I want to compile a simple Program which does an
 > #include <iostream>
 > I get errors like this one:
 > -------------------------------------------------------
 > In file included from .../3.2/include/c++/iosfwd:45,   
 >                  from .../3.2/include/c++/ios:44,
 >                  from .../3.2/include/c++/ostream:45,
 >                  from .../3.2/include/c++/iostream:45,
 >                  from read.cpp:1:
 > .../3.2/include/c++/bits/stringfwd.h:49:
 > template
 >    with C linkage
 > -------------------------------------------------------
 > where ... is a quite long path.
 > I've set the following environment variables:
 > 
 > set gcc32dir=/projects/tmp/setzersn/gcc3/install_02
 > setenv GCC_EXEC_PREFIX      ${gcc32dir}/lib/gcc-lib/sparc-sun-solaris2.5.1/3.$
 > setenv LIBRARY_PATH         ${gcc32dir}/lib/gcc-lib/sparc-sun-solaris2.5.1/3.2
 > setenv C_INCLUDE_PATH       ${gcc32dir}/lib/gcc-lib/sparc-sun-solaris2.5.1/3.$
 > setenv CPLUS_INCLUDE_PATH   ${gcc32dir}/lib/gcc-lib/sparc-sun-solaris2.5.1/3.$
 > set     path = (${gcc32dir}/bin $path)
 >
 >How-To-Repeat:
 Compile a program with #include <iostream> (On Solaris ?)
 >Fix:
 
 >Release-Note:
 >Audit-Trail:
 >Unformatted: