On Thu, May 22, 2014 at 04:07:38PM +0200, Jakub Jelinek wrote:
> 2014-05-22  Jakub Jelinek  <ja...@redhat.com>
> 
>       * sanitizer.def (BUILT_IN_ASAN_REPORT_LOAD_N,
>       BUILT_IN_ASAN_REPORT_STORE_N): New.
>       * asan.c (struct asan_mem_ref): Change access_size type to
>       HOST_WIDE_INT.
>       (asan_mem_ref_init, asan_mem_ref_new, get_mem_refs_of_builtin_call,
>       update_mem_ref_hash_table): Likewise.
>       (asan_mem_ref_hasher::hash): Hash in a HWI.
>       (report_error_func): Change size_in_bytes argument to HWI.
>       Use *_N builtins if size_in_bytes is larger than 16 or not power of
>       two.
>       (build_shadow_mem_access): New function.
>       (build_check_stmt): Use it.  Change size_in_bytes argument to HWI.
>       Handle size_in_bytes not power of two or larger than 16.
>       (instrument_derefs): Don't give up if size_in_bytes is not
>       power of two or is larger than 16.

Both patches bootstrapped/regtested on x86_64-linux and i686-linux
successfully, ok for trunk for both?

        Jakub

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