invoke.texi: Added documentation for -fmax-errors option.
* invoke.texi: Added documentation for -fmax-errors option. From-SVN: r118616
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Brooks Moses
Brooks Moses
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@ -1,3 +1,7 @@
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2006-11-08 Brooks Moses <brooks.moses@codesourcery.com>
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* invoke.texi: Added documentation for -fmax-errors option.
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2006-11-08 Brooks Moses <brooks.moses@codesourcery.com>
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* lang.opt: Add -fmax-errors= option.
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@ -95,7 +95,7 @@ one is not the default.
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without explanations.
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* Fortran Dialect Options:: Controlling the variant of Fortran language
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compiled.
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* Warning Options:: How picky should the compiler be?
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* Error and Warning Options:: How picky should the compiler be?
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* Debugging Options:: Symbol tables, measurements, and debugging dumps.
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* Directory Options:: Where to find module files
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* Runtime Options:: Influencing runtime behavior
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@ -115,51 +115,48 @@ by type. Explanations are in the following sections.
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@table @emph
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@item Fortran Language Options
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@xref{Fortran Dialect Options,,Options Controlling Fortran Dialect}.
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@gccoptlist{
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-fall-intrinsics -ffree-form -fno-fixed-form @gol
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@gccoptlist{-fall-intrinsics -ffree-form -fno-fixed-form @gol
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-fdollar-ok -fimplicit-none -fmax-identifier-length @gol
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-std=@var{std} -fd-lines-as-code -fd-lines-as-comments @gol
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-std=@var{std} -fd-lines-as-code -fd-lines-as-comments @gol
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-ffixed-line-length-@var{n} -ffixed-line-length-none @gol
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-ffree-line-length-@var{n} -ffree-line-length-none @gol
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-fdefault-double-8 -fdefault-integer-8 -fdefault-real-8 @gol
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-fcray-pointer -fopenmp -frange-check }
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@item Warning Options
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@xref{Warning Options,,Options to Request or Suppress Warnings}.
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@gccoptlist{
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@item Error and Warning Options
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@xref{Error and Warning Options,,Options to Request or Suppress Errors
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and Warnings}.
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@gccoptlist{-fmax-errors=@var{n} @gol
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-fsyntax-only -pedantic -pedantic-errors @gol
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-w -Wall -Waliasing -Wampersand -Wconversion -Wimplicit-interface @gol
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-w -Wall -Waliasing -Wampersand -Wconversion -Wimplicit-interface @gol
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-Wtabs -Wnonstd-intrinsics -Wsurprising -Wunderflow @gol
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-Wline-truncation -W}
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@item Debugging Options
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@xref{Debugging Options,,Options for Debugging Your Program or GCC}.
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@gccoptlist{
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-fdump-parse-tree -ffpe-trap=@var{list}}
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@gccoptlist{-fdump-parse-tree -ffpe-trap=@var{list}}
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@item Directory Options
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@xref{Directory Options,,Options for Directory Search}.
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@gccoptlist{
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-I@var{dir} -M@var{dir}}
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@gccoptlist{-I@var{dir} -M@var{dir}}
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@item Runtime Options
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@xref{Runtime Options,,Options for influencing runtime behavior}.
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@gccoptlist{
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-fconvert=@var{conversion} -frecord-marker=@var{length}}
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@gccoptlist{-fconvert=@var{conversion} -frecord-marker=@var{length}}
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@item Code Generation Options
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@xref{Code Gen Options,,Options for Code Generation Conventions}.
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@gccoptlist{
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-fno-automatic -ff2c -fno-underscoring -fsecond-underscore @gol
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@gccoptlist{-fno-automatic -ff2c -fno-underscoring
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-fsecond-underscore @gol
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-fbounds-check -fmax-stack-var-size=@var{n} @gol
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-fpack-derived -frepack-arrays -fshort-enums -fexternal-blas
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-fpack-derived -frepack-arrays -fshort-enums -fexternal-blas @gol
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-fblas-matmul-limit=@var{n}}
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@end table
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@menu
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* Fortran Dialect Options:: Controlling the variant of Fortran language
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compiled.
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* Warning Options:: How picky should the compiler be?
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* Error and Warning Options:: How picky should the compiler be?
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* Debugging Options:: Symbol tables, measurements, and debugging dumps.
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* Directory Options:: Where to find module files
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* Runtime Options:: Influencing runtime behavior
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@ -336,16 +333,24 @@ standards is specified by @samp{f95} and @samp{f2003}, respectively.
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@end table
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@node Warning Options
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@section Options to Request or Suppress Warnings
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@node Error and Warning Options
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@section Options to Request or Suppress Errors and Warnings
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@cindex options, warnings
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@cindex options, errors
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@cindex warnings, suppressing
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@cindex messages, error
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@cindex messages, warning
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@cindex suppressing warnings
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Errors are diagnostic messages that report that the GNU Fortran compiler
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cannot compile the relevant piece of source code. The compiler will
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continue to process the program in an attempt to report further errors
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to aid in debugging, but will not produce any compiled output.
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Warnings are diagnostic messages that report constructions which
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are not inherently erroneous but which are risky or suggest there
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might have been an error.
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are not inherently erroneous but which are risky or suggest there is
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likely to be a bug in the program. Unless @option{-Werrors} is specified,
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they do not prevent compilation of the program.
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You can request many specific warnings with options beginning @option{-W},
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for example @option{-Wimplicit} to request warnings on implicit
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@ -354,10 +359,19 @@ negative form beginning @option{-Wno-} to turn off warnings;
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for example, @option{-Wno-implicit}. This manual lists only one of the
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two forms, whichever is not the default.
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These options control the amount and kinds of warnings produced by GNU
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Fortran:
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These options control the amount and kinds of errors and warnings produced
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by GNU Fortran:
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@table @gcctabopt
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@cindex errors, limiting
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@cindex -fmax-errors-@var{n} option
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@cindex options, -fmax-errors-@var{n}
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@item -fmax-errors-@var{n}
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Limits the maximum number of error messages to @var{n}, at which point
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GNU Fortran bails out rather than attempting to continue processing the
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source code. If @var{n} is 0, there is no limit on the number of error
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messages produced.
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@cindex syntax checking
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@cindex -fsyntax-only option
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@cindex options, -fsyntax-only
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@ -518,10 +532,10 @@ via @option{-O}, the @option{-Wuninitialized} option.
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(This might change in future versions of GNU Fortran.)
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@end table
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@xref{Warning Options,,Options to Request or Suppress Warnings,
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gcc,Using the GNU Compiler Collection (GCC)}, for information on more
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options offered by the GBE shared by @command{gfortran}, @command{gcc} and
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other GNU compilers.
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@xref{Error and Warning Options,,Options to Request or Suppress Errors and
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Warnings, gcc,Using the GNU Compiler Collection (GCC)}, for information on
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more options offered by the GBE shared by @command{gfortran}, @command{gcc}
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and other GNU compilers.
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Some of these have no effect when compiling programs written in Fortran.
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