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| author | Thomas Koenig <tkoenig@gcc.gnu.org> | 2011-04-08 21:46:08 +0000 |
|---|---|---|
| committer | Thomas Koenig <tkoenig@gcc.gnu.org> | 2011-04-08 21:46:08 +0000 |
| commit | 51a30b323dd59079cf039341d16e95c6136f31cb (patch) | |
| tree | dead53cd1d4f1c204f3597d9701bfc77638335b5 /gcc/fortran/lang.opt | |
| parent | 041e059f264744313dc38f2223098409f8d86c29 (diff) | |
| download | gcc-51a30b323dd59079cf039341d16e95c6136f31cb.zip gcc-51a30b323dd59079cf039341d16e95c6136f31cb.tar.gz gcc-51a30b323dd59079cf039341d16e95c6136f31cb.tar.bz2 | |
re PR fortran/48448 (Implement -f(no-)frontend-optimization)
2011-04-08 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/48448
* gfortran.h (gfc_option_t): Add warn_function_elimination and
flag_frontend_optimize.
* lang.opt (Wfunction-elimination): Add.
(ffrontend-optimize): Add.
* invoke.texi: Add documentation for -Wfunction-elimination
and -ffrontend-optimize. Add -faggressive-function-elimination
to list of code generation options.
* frontend-passes.c (gfc_run_passes): Run optimizations if
flag_frontend_optimize is set.
(warn_function_elimination): New function.
(cfe_expr_0): Call it if requested to do so.
* options.c (gfc_init_options): Initiate warn_function_elimination
and flag_frontend_optimize.
(gfc_post_options): Set flag_frontend_optimize if not specified
by user, depending on the optimization level.
(gfc_handle_option): Handle -Wfunction-elimination and
-ffrontend-optimize.
2011-04-08 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/48448
* gfortran.dg/function_optimize_5.f90: New test.
From-SVN: r172215
Diffstat (limited to 'gcc/fortran/lang.opt')
| -rw-r--r-- | gcc/fortran/lang.opt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/fortran/lang.opt b/gcc/fortran/lang.opt index 9de70ac..adc6dce 100644 --- a/gcc/fortran/lang.opt +++ b/gcc/fortran/lang.opt @@ -222,6 +222,10 @@ Wconversion-extra Fortran Warning Warn about most implicit conversions +Wfunction-elimination +Fortran Warning +Warn about function call elimination + Wimplicit-interface Fortran Warning Warn about calls with implicit interface @@ -414,6 +418,10 @@ ffree-line-length- Fortran RejectNegative Joined UInteger -ffree-line-length-<n> Use n as character line width in free mode +ffrontend-optimize +Fortran +Enable front end optimization + fimplicit-none Fortran Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements |