Fortran: error recovery when simplifying MINLOC/MAXLOC

gcc/fortran/ChangeLog:

	PR fortran/103473
	* simplify.c (simplify_minmaxloc_nodim): Avoid NULL pointer
	dereference when shape is not set.

gcc/testsuite/ChangeLog:

	PR fortran/103473
	* gfortran.dg/minmaxloc_15.f90: New test.
2 files changed