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Date: Thu, 10 Jan 2013 07:09:00 -0000
Message-ID: <CACT4Y+Zae3LWkRQ+m+QEF2EZQQtZfvAdSWsT2Ckmutj=Jq_ang@mail.gmail.com>
Subject: Re: libsanitizer mege from upstream r171973
From: Dmitry Vyukov <dvyukov@google.com>
To: Konstantin Serebryany <konstantin.s.serebryany@gmail.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>, Jakub Jelinek <jakub@redhat.com>, 	Dodji Seketeli <dodji@redhat.com>, Wei Mi <wmi@google.com>
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On Thu, Jan 10, 2013 at 11:01 AM, Konstantin Serebryany
<konstantin.s.serebryany@gmail.com> wrote:
> Hi,
>
> The attached patch is the libsanitizer merge from upstream r171973.
>
> Lots of changes. Among other things:
>   - slow CFI-based unwinder (off by default for now)
>   - more interceptors in asan (read, pread, etc)
>   - precise handling of memset/memcpy/etc (detects first overrun byte)
>   - new experimental asan allocator (off by default)
>   - asan now detects new/free, malloc/delete and new/delete[] mismatches
>   - tsan now detects more races IO operations
>
> 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 also green, but
> since the changes are large something may potentially break on other
> platforms.
>
> Ok to commit?

Rubberstamp LGTM (already reviewed upstream)