On Mon, Nov 19, 2012 at 11:21 PM, Wei Mi <w...@google.com> wrote:
> I cannot remove RejectNegative and use -fno-sanitize=address, or else
> I will break an assertion (opts-common.c:614).  The assertion requires
> -fxxx=var options set RejectNegative if var is of enumerater type.  I
> see that all the other -fxxx=xxx options in common.opt set
> RejectNegative.
>
> Is it ok for me to checkin the current patch and submit another patch
> if there is a better way to do it?

I would prefer to have the current patch earlier, rather then a more
comprehensive patch later.
Otherwise we may end up with too many uses of the old flag.

>
> Thanks,
> Wei.
>
> On Mon, Nov 19, 2012 at 10:31 AM, Xinliang David Li <davi...@google.com> 
> wrote:
>> Questions: are -fsanitize=thread -fsanitize=address mutually exclusive
>> here? If yes, that will be wrong.
>>
>> How about -fsanitize=all option?
>>
>> As kcc mentioned, the -fno-.. form is not handled.
>>
>> David
>>
>>
>> On Mon, Nov 19, 2012 at 10:14 AM, Wei Mi <w...@google.com> wrote:
>>> Hi,
>>>
>>> This patch is to change -faddress-sanitizer to -fsanitize=address. Ok for 
>>> trunk?
>>>
>>> 2012-11-19  Wei Mi  <w...@google.com>
>>>
>>>         * cfgexpand.c (partition_stack_vars): Change flag_asan to
>>>         flag_sanitize.
>>>         (expand_stack_vars): Likewise.
>>>         (defer_stack_allocation): Likewise.
>>>         (expand_used_vars): Likewise.
>>>         * varasm.c (assemble_noswitch_variable): Likewise.
>>>         (assemble_variable): Likewise.
>>>         (place_block_symbol): Likewise.
>>>         * asan.c (gate_asan): Likewise.
>>>         (gate_asan_O0): Likewise.
>>>         * toplev.c (compile_file): Likewise.
>>>         (process_options): Likewise.
>>>         * common.opt: Change faddress-sanitizer to fsanitize=address.
>>>         * gcc.c (LINK_COMMAND_SPEC): Likewise.
>>>         * testsuite/lib/asan-dg.exp
>>>         (check_effective_target_faddress_sanitizer): Likewise.
>>>         (asan_init): Likewise.
>>>         * flag-types.h (sanitize_type): New enum type.
>>>         * doc/invoke.texi (-fsanitize=[address|thread]): Document.
>>>
>>> Thanks,
>>> Wei.

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