[r12-3321 Regression] FAIL: gfortran.dg/PR100914.f90 -Os (test for excess errors) on Linux/x86_64

[Sandra Loosemore]

On 9/2/21 11:37 PM, Sandra Loosemore wrote:
> On 9/2/21 10:18 PM, sunil.k.pandey wrote:
>> On Linux/x86_64,
>>
>> 93b6b2f614eb692d1d8126ec6cb946984a9d01d7 is the first bad commit
>> commit 93b6b2f614eb692d1d8126ec6cb946984a9d01d7
>> Author: Sandra Loosemore <sandra@codesourcery.com>
>> Date:   Wed Aug 18 07:22:03 2021 -0700
>>
>>      libgfortran: Further fixes for GFC/CFI descriptor conversions.
>>
>> caused
>>
>> FAIL: gfortran.dg/PR100914.f90   -O0  (test for excess errors)
>> FAIL: gfortran.dg/PR100914.f90   -O1  (test for excess errors)
>> FAIL: gfortran.dg/PR100914.f90   -O2  (test for excess errors)
>> FAIL: gfortran.dg/PR100914.f90   -O3 -fomit-frame-pointer 
>> -funroll-loops -fpeel-loops -ftracer -finline-functions  (test for 
>> excess errors)
>> FAIL: gfortran.dg/PR100914.f90   -O3 -g  (test for excess errors)
>> FAIL: gfortran.dg/PR100914.f90   -Os  (test for excess errors)
> 
> I did not see this failure in my own testing, but I also had this patch 
> for another known bug in my stack:
> 
> https://gcc.gnu.org/pipermail/fortran/2021-August/056382.html
> 
> I just pinged that earlier this evening as it has not been reviewed yet. 
>   I'll rebuild/retest without that patch and confirm that's what the 
> problem is.

I'm still not seeing these FAILs in my test results.  Can you provide 
any details about the "excess errors" it is producing?  E.g. is it the 
same missing libquadmath.h error reported here?

https://gcc.gnu.org/pipermail/fortran/2021-September/056467.html

-Sandra