[Bug bootstrap/49786] [4.7 Regression] bootstrap failed with bootstrap-profiled

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49786

--- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> 2011-07-20 13:31:09 UTC ---
(In reply to comment #2)
> I'm using an x86_64 Ubuntu Lucid system.  I'm using unmodified revision 176479
> of mainline.  I used ppl-0.11 and cloog-0.16.2 from
> ftp://gcc.gnu.org/pub/gcc/infrastructure.  I configured like this:
> 
> ../trunk/configure --enable-clocale=gnu --with-system-zlib --enable-shared
> --with-demangler-in-ld --enable-cloog-backend=isl
> --with-ppl=/home/iant/gnu/ppl-0.11-install
> --with-cloog=/home/iant/gnu/cloog-0.16.2-install
> --with-build-config=bootstrap-lto --with-fpmath=sse
> --enable-languages=c,c++,fortran,java,lto,objc
> 
> I ran "make profiledbootstrap".  The bootstrap completed successfully.
> 
> How can I recreate the problem?

I saw it on a 8-core machine with "make -j8 profiledbootstrap".