Bug#625616: libc6: Reproducible crash when allocating in a static constructor
reassign 625616 binutils
thanks
Le 04/05/2011 17:08, Eugen Dedu a écrit :
> Package: libc6
> Version: 2.13-2
> Severity: important
>
> The following program crashes before executing main(). It is 100%
> reproducible.
>
> On a debian unstable machine updated one month ago, the crash did not
> appear. The culprit is not gcc, since when compiling right now this
> program with gcc 4.5 and 4.4, the crash still appears. I am not sure
> that libc6 is the culprit, or another related library (such as binutils).
The problem is also reproducible with both libc6 2.11 and 2.13. On the
other hand it is reproducible with binutils >= 2.21.51.20110403-1 but
not with binutils <= binutils_2.21.0.20110327-3. It is therefore most
likely a binutils issue, reassigning.
> $ cat test.cxx
> #include <iostream>
> #include <ext/bitmap_allocator.h>
>
> class Hello
> {
> public:
> Hello ()
> {}
>
> ~Hello ()
> {}
>
> void act ()
> { std::cout << "Hello, world!" << std::endl; }
> };
>
> static void __attribute__ (( constructor )) PWLIB_StaticLoader() { \
> __gnu_cxx::bitmap_allocator<Hello> allocator; \
> Hello* salut = allocator._M_allocate_single_object (); \
> salut->act (); \
> }
>
>
> int
> main (int /*argc*/,
> char* /*argv*/[])
> {
> return 0;
> }
>
> -- System Information:
> Debian Release: wheezy/sid
> APT prefers unstable
> APT policy: (500, 'unstable'), (500, 'testing'), (1, 'experimental')
> Architecture: amd64 (x86_64)
>
> Kernel: Linux 2.6.37-1-amd64 (SMP w/2 CPU cores)
> Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/dash
>
> Versions of packages libc6 depends on:
> ii libc-bin 2.13-2 Embedded GNU C Library:
> Binaries
> ii libgcc1 1:4.6.0-6 GCC support library
>
> libc6 recommends no packages.
>
> Versions of packages libc6 suggests:
> ii debconf [debconf-2.0] 1.5.39 Debian configuration
> management sy
> pn glibc-doc <none> (no description available)
> ii locales 2.13-2 Embedded GNU C Library:
> National L
>
> -- debconf information excluded
>
>
>
--
Aurelien Jarno GPG: 1024D/F1BCDB73
aurelien@aurel32.net http://www.aurel32.net
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