Info Catalog gdb: Fortran Operators gdb: Fortran gdb: Special Fortran Commands

gdb: Fortran Defaults

 
 15.4.6.2 Fortran Defaults
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 Fortran symbols are usually case-insensitive, so GDB by default uses
 case-insensitive matches for Fortran symbols.  You can change that with
 the 'set case-insensitive' command, see Symbols, for the
 details.
 

Info Catalog gdb: Fortran Operators gdb: Fortran gdb: Special Fortran Commands