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| author | Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> | 2009-12-27 09:30:57 +0000 |
|---|---|---|
| committer | Daniel Kraft <domob@gcc.gnu.org> | 2009-12-27 10:30:57 +0100 |
| commit | ca071303a504199e2ded9caad0d441196ede757b (patch) | |
| tree | f5dbe5c613b211c7d20ee051b0b26433da3aca76 /gcc/fortran/invoke.texi | |
| parent | 6f352c3a70dffef99f478c25b48e64c8ab4de991 (diff) | |
| download | gcc-ca071303a504199e2ded9caad0d441196ede757b.zip gcc-ca071303a504199e2ded9caad0d441196ede757b.tar.gz gcc-ca071303a504199e2ded9caad0d441196ede757b.tar.bz2 | |
re PR fortran/22552 (Would like warning when an undeclared function is called)
2009-12-27 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
Daniel Kraft <d@domob.eu>
PR fortran/22552
* lang.opt (Wimplicit-procedure): New option.
* gfortran.h (struct gfc_option_t): New member `warn_implicit_procedure'
* options.c (gfc_handle_option): Handle -Wimplicit-procedure.
* interface.c (gfc_procedure_use): Warn about procedure never
explicitly declared if requested by the new flag.
* invoke.texi: Document new flag -Wimplicit-procedure.
2009-12-27 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
Daniel Kraft <d@domob.eu>
PR fortran/22552
* gfortran.dg/warn_implicit_procedure_1.f90: New test.
Co-Authored-By: Daniel Kraft <d@domob.eu>
From-SVN: r155479
Diffstat (limited to 'gcc/fortran/invoke.texi')
| -rw-r--r-- | gcc/fortran/invoke.texi | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/gcc/fortran/invoke.texi b/gcc/fortran/invoke.texi index 47cb149..2485e37 100644 --- a/gcc/fortran/invoke.texi +++ b/gcc/fortran/invoke.texi @@ -137,9 +137,9 @@ and warnings}. @gccoptlist{-fmax-errors=@var{n} @gol -fsyntax-only -pedantic -pedantic-errors @gol -Wall -Waliasing -Wampersand -Warray-bounds -Wcharacter-truncation @gol --Wconversion -Wimplicit-interface -Wline-truncation -Wintrinsics-std @gol --Wsurprising -Wno-tabs -Wunderflow -Wunused-parameter -Wintrinsics-shadow @gol --Wno-align-commons} +-Wconversion -Wimplicit-interface -Wimplicit-procedure -Wline-truncation @gol +-Wintrinsics-std -Wsurprising -Wno-tabs -Wunderflow -Wunused-parameter @gol +-Wintrinsics-shadow -Wno-align-commons} @item Debugging Options @xref{Debugging Options,,Options for debugging your program or GNU Fortran}. @@ -754,6 +754,12 @@ Warn if a procedure is called without an explicit interface. Note this only checks that an explicit interface is present. It does not check that the declared interfaces are consistent across program units. +@item -Wimplicit-procedure +@opindex @code{Wimplicit-procedure} +@cindex warnings, implicit procedure +Warn if a procedure is called that has neither an explicit interface +nor has been declared as @code{EXTERNAL}. + @item -Wintrinsics-std @opindex @code{Wintrinsics-std} @cindex warnings, non-standard intrinsics |