[PATCH] Remove some restrictions from rust-demangle.

[Jeff Law]

On 10/3/19 3:39 PM, Ian Lance Taylor wrote:
> On Wed, Sep 25, 2019 at 10:27 AM Eduard-Mihai Burtescu <eddyb@lyken.rs> wrote:
>>
>> 2019-09-25  Eduard-Mihai Burtescu  <eddyb@lyken.rs>
>> libiberty/ChangeLog:
>>         * rust-demangle.c (looks_like_rust): Remove.
>>         (rust_is_mangled): Don't check escapes.
>>         (is_prefixed_hash): Allow 0-9a-f permutations.
>>         (rust_demangle_sym): Don't bail on unknown escapes.
>>         * testsuite/rust-demangle-expected: Update 'main::$99$' test.
> 
> This is OK.
> 
> Thanks.
> 
> Can someone volunteer to commit it?
I can take care of it, I was looking at it just yesterday, but couldn't
finish before getting pulled away.

Jeff