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| author | langton <langton@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-09-21 02:34:14 +0000 |
|---|---|---|
| committer | langton <langton@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-09-21 02:34:14 +0000 |
| commit | a28eb9a86954e46488228a9a434f816ca39ee194 (patch) | |
| tree | 6f87e3fe355a7263be01fcc31cadd9d2cbcca2ac /gcc/fortran/lang.opt | |
| parent | 84786a68feb112962e57bf50061937f84a972154 (diff) | |
| download | gcc-a28eb9a86954e46488228a9a434f816ca39ee194.tar.gz | |
PR fortran/20441
* gfortran.h : Add init_local_* enums and init_flag_* flags to
gfc_option_t.
* lang.opt: Add -finit-local-zero, -finit-real, -finit-integer,
-finit-character, and -finit-logical flags.
* invoke.texi: Document new options.
* resolve.c (build_init_assign): New function.
(apply_init_assign): Move part of function into build_init_assign.
(build_default_init_expr): Build local initializer (-finit-*).
(apply_default_init_local): Apply local initializer (-finit-*).
(resolve_fl_variable): Try to add local initializer (-finit-*).
* options.c (gfc_init_options, gfc_handle_option,
gfc_post_options): Handle -finit-local-zero, -finit-real,
-finit-integer, -finit-character, and -finit-logical flags.
PR fortran/20441
* gfortran.dg/init_flag_1.f90: New.
* gfortran.dg/init_flag_2.f90: New.
* gfortran.dg/init_flag_3.f90: New.
* gfortran.dg/init_flag_4.f90: New.
* gfortran.dg/init_flag_5.f90: New.
* gfortran.dg/init_flag_6.f90: New.
* gfortran.dg/init_flag_7.f90: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@128643 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/fortran/lang.opt')
| -rw-r--r-- | gcc/fortran/lang.opt | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/fortran/lang.opt b/gcc/fortran/lang.opt index 558cf657aac..55e8b516028 100644 --- a/gcc/fortran/lang.opt +++ b/gcc/fortran/lang.opt @@ -196,6 +196,26 @@ fimplicit-none Fortran Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements +finit-character= +Fortran RejectNegative Joined UInteger +-finit-character=<n> Initialize local character variables to ASCII value n + +finit-integer= +Fortran RejectNegative Joined +-finit-integer=<n> Initialize local integer variables to n + +finit-local-zero +Fortran +Initialize local variables to zero (from g77) + +finit-logical= +Fortran RejectNegative Joined +-finit-logical=<true|false> Initialize local logical variables + +finit-real= +Fortran RejectNegative Joined +-finit-real=<zero|nan|inf|-inf> Initialize local real variables + fmax-errors= Fortran RejectNegative Joined UInteger -fmax-errors=<n> Maximum number of errors to report |