[Bug rtl-optimization/91347] [7/8/9/10 Regression] pointer_string in linux vsprintf.c is miscompiled when sibling calls are optimized

[dave.anglin at bell dot net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91347

--- Comment #11 from dave.anglin at bell dot net ---
On 2019-08-16 8:17 a.m., John David Anglin wrote:
> On 2019-08-16 5:47 a.m., ebotcazou at gcc dot gnu.org wrote:
>> Created attachment 46721
>>   --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46721&action=edit
>> Tentative fix
> Testing.
hppa-unknown-linux-gnu built successfully with change and there were no test
regressions:
https://gcc.gnu.org/ml/gcc-testresults/2019-08/msg01861.html

Looks good to me.