[Bug fortran/40545] New: compile warnings in libgfortran

[burnus at gcc dot gnu dot org]

libgfortran/io/write.c: In function 'nml_write_obj':
libgfortran/io/write.c:1261:17: warning: comparison between 'bt' and 'enum
<anonymous>'
libgfortran/io/write.c:1303:5: warning: case value '6' not in enumerated type
'bt'
libgfortran/io/write.c:1339:15: warning: comparison between 'bt' and 'enum
<anonymous>'
libgfortran/io/write.c:1372:6: warning: case value '6' not in enumerated type
'bt'


libgfortran/io/list_read.c: In Function "nml_read_obj":
libgfortran/io/list_read.c:2345:5: Warning: case value "6" not in enumerated
type "bt"
libgfortran/io/list_read.c:2393:4: Warning: case value "6" not in enumerated
type "bt"
libgfortran/io/list_read.c:2470:31: Warning: comparison between "bt" and "enum
<anonym>"
libgfortran/io/list_read.c: In Function "nml_get_obj_data":
libgfortran/io/list_read.c:2718:20: Warning: comparison between "bt" and "enum
<anonym>"
libgfortran/io/list_read.c:2740:28: Warning: comparison between "bt" and "enum
<anonym>"
libgfortran/io/list_read.c:2774:16: Warning: comparison between "bt" and "enum
<anonym>"


intrinsics/iso_c_binding.c: In Function "__iso_c_binding_c_f_pointer_u0":
libgfortran/intrinsics/iso_c_binding.c:112:20: Warning: "ub" may be used
uninitialized in this function

Maybe one should use here:

switch(size) {
#ifdef HAVE_GFC_INTEGER_1
  case 1:
...
  default:
    __builtin_unreachable(); /* Or through an error here.  */
}


-- 
           Summary: compile warnings in libgfortran
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: burnus at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40545