[PATCH] libstdc++: Update ppc64le baseline_symbols.txt

Jonathan Wakely jwakely@redhat.com
Tue Apr 20 10:35:51 GMT 2021


On 19/04/21 15:07 +0200, Jakub Jelinek wrote:
>On Fri, Apr 16, 2021 at 08:48:12PM +0200, Jakub Jelinek via Gcc-patches wrote:
>> Tested on powerpc64{,le}-linux now (-m32/-m64 on be) and while the first
>> patch works fine, the second one unfortunately doesn't on either be or le,
>> so more work is needed there.  Thus, I'm withdrawing the second
>> 	* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
>> only patch.
>
>Here are the needed changes to make it work.
>For symbols with _LDBL_ substring in version name we already have code to
>ignore those if no such symbols appear (but it is slightly incorrect, see
>below).
>So, this patch does the same thing for symbol versions with _IEEE128_
>substring.
>The previously incorrectly handled case is that in addition to
>FUNC:_ZNKSt17__gnu_cxx_ieee1287num_getIcSt19istreambuf_iteratorIcSt11char_traitsIcEEE14_M_extract_intImEES4_S4_S4_RSt8ios_baseRSt12_Ios_IostateRT_@@GLIBCXX_IEEE128_3.4.29
>or
>OBJECT:12:_ZTSu9__ieee128@@CXXABI_IEEE128_1.3.13
>cases we also have the
>OBJECT:0:CXXABI_IEEE128_1.3.13
>OBJECT:0:GLIBCXX_IEEE128_3.4.29
>cases, which have empty version_name and the name is in that case the
>symbol version.  Those need to be ignored too.
>
>Tested on {powerpc64le,powerpc64,x86_64}-linux, ok for trunk?

OK for trunk and gcc-11, thanks.



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