Re: [patch, fortran] Add modular exponentiation for unsigned

[Thomas Koenig]

Hello world,

with the following patch to the failing test casediff --git a/gcc/testsuite/gfortran.dg/unsigned_15.f90 
b/gcc/testsuite/gfortran.dg/unsigned_15.f90
index da4ccd2dc17..80a7a54e380 100644
--- a/gcc/testsuite/gfortran.dg/unsigned_15.f90
+++ b/gcc/testsuite/gfortran.dg/unsigned_15.f90
@@ -6,8 +6,8 @@ program main
   unsigned :: u
   print *,1 + 2u   ! { dg-error "Operands of binary numeric operator" }
   print *,2u + 1   ! { dg-error "Operands of binary numeric operator" }
-  print *,2u ** 1  ! { dg-error "Exponentiation not valid" }
-  print *,2u ** 1u ! { dg-error "Exponentiation not valid" }
+  print *,2u ** 1  ! { dg-error "Operands of binary numeric operator" }
+  print *,2u ** 1u
   print *,1u < 2   ! { dg-error "Inconsistent types" }
   print *,int(1u) < 2
 end program main

the patch posted to

https://gcc.gnu.org/pipermail/fortran/2025-February/061670.html

and

https://gcc.gnu.org/pipermail/gcc-patches/2025-February/674931.html

passes (I don't want to re-submit the whole thing).

OK for trunk?

Best regards

        Thomas