Re: some warnings (from Gentoos build process)

[Andrew Haley <aph at redhat dot com>]

Keith, most of these warnings are yours.  Please fix them.

Thanks,
Andrew.


Hanno Meyer-Thurow writes:

 > I get some warnings from Gentoos build process. Could be cool to get
 > them fixed somewhen. Well, just in case someone is interested in fixing this.
 > 
 > _____
 >  * QA Notice: The following files contain executable stacks
 >  *  Files with executable stacks will not work properly (or at all!)
 >  *  on some architectures/operating systems.  A bug should be filed
 >  *  at http://bugs.gentoo.org/ to make sure the file is fixed.
 >  *  For more information, see http://hardened.gentoo.org/gnu-stack.xml
 >  *  Please include this file in your report:
 >  *  /mnt/data/tmp/portage/dev-java/gcj-4.3.0_alpha20070216/temp/scanelf-execstack.log
 >  * RWX --- --- usr/lib/gcj-4.3.0_alpha20070216/lib64/libffi.so.4.0.1
 > RWX --- --- usr/lib/gcj-4.3.0_alpha20070216/lib64/libgcj.so.9.0.0
 > 
 >  # cat /mnt/data/tmp/portage/dev-java/gcj-4.3.0_alpha20070216/temp/scanelf-execstack.log
 > !WX --- --- work/build/x86_64-unknown-linux-gnu/libffi/src/x86/.libs/sysv.o
 > !WX --- --- work/build/x86_64-unknown-linux-gnu/libffi/src/x86/.libs/unix64.o
 > 
 > May be it could be fixed like OpenOffice.org's execstack issue:
 > http://qa.openoffice.org/issues/show_bug.cgi?id=70845
 > 
 > _____
 >  * QA Notice: Package has poor programming practices which may compile
 >  *            fine but exhibit random runtime failures.
 >  * /mnt/data/tmp/portage/dev-java/gcj-4.3.0_alpha20070216/work/gcc-4.3-20070216/libjava/jvmti.cc:1002: warning: dereferencing type-punned pointer will break strict-aliasing rules
 > /mnt/data/tmp/portage/dev-java/gcj-4.3.0_alpha20070216/work/gcc-4.3-20070216/libjava/jvmti.cc:1009: warning: dereferencing type-punned pointer will break strict-aliasing rules
 > /mnt/data/tmp/portage/dev-java/gcj-4.3.0_alpha20070216/work/gcc-4.3-20070216/libjava/jvmti.cc:1016: warning: dereferencing type-punned pointer will break strict-aliasing rules
 > /mnt/data/tmp/portage/dev-java/gcj-4.3.0_alpha20070216/work/gcc-4.3-20070216/libjava/gnu/classpath/jdwp/natVMVirtualMachine.cc:105: warning: dereferencing type-punned pointer will break strict-aliasing rules
 > 
 >  * QA Notice: Package has poor programming practices which may compile
 >  *            fine but exhibit random runtime failures.
 >  * /mnt/data/tmp/portage/dev-java/gcj-4.3.0_alpha20070216/work/gcc-4.3-20070216/libjava/classpath/native/fdlibm/dtoa.c:913: warning: incompatible implicit declaration of built-in function 'free'
 > /mnt/data/tmp/portage/dev-java/gcj-4.3.0_alpha20070216/work/gcc-4.3-20070216/libjava/classpath/native/fdlibm/dtoa.c:918: warning: incompatible implicit declaration of built-in function 'free'
 > 
 > 
 > Regards,
 > Hanno