On Thu, Feb 21, 2013 at 02:16:19PM +0400, Konstantin Serebryany wrote:
> The attached patch is the libsanitizer merge from upstream r175042.
>
> A few changes. Among other things:
> - a second attempt to change the shadow offset to 0x7fff8000 (~5%
> speedup). x86_64-linux-only
I've been applying that i386.c change + asan_mapping.h and asan_rtl.cc
changes in our tree for a few days, and it looks good on all platforms
where asan is supported (i686, x86_64, ppc, ppc64).
> - asan_init is now called from preinit_array (linux only)
>
> Patch for libsanitizer is automatically generated by libsanitizer/merge.sh
> Tested with
> rm -rf */{*/,}libsanitizer \
> && make -j 50 \
> && make -C gcc check-g{cc,++}
> RUNTESTFLAGS='--target_board=unix\{-m32,-m64\} asan.exp'
>
> Our internal LLVM bots (Linux, Mac and Android) are green.
>
> Ok to commit?
Yes, thanks.
Jakub
