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Diffstat (limited to 'gcc/doc/cppopts.texi')
| -rw-r--r-- | gcc/doc/cppopts.texi | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/gcc/doc/cppopts.texi b/gcc/doc/cppopts.texi index 8096763..4988227 100644 --- a/gcc/doc/cppopts.texi +++ b/gcc/doc/cppopts.texi @@ -1,4 +1,4 @@ -@c Copyright (c) 1999, 2000, 2001, 2002 +@c Copyright (c) 1999, 2000, 2001, 2002, 2003 @c Free Software Foundation, Inc. @c This is part of the CPP and GCC manuals. @c For copying conditions, see the file gcc.texi. @@ -513,6 +513,22 @@ corresponds to the width of @code{wchar_t}. As with by the system's @code{iconv} library routine; however, you will have problems with encodings that do not fit exactly in @code{wchar_t}. +@item -fworking-directory +@opindex fworking-directory +@opindex fno-working-directory +Enable generation of linemarkers in the preprocessor output that will +let the compiler know the current working directory at the time of +preprocessing. When this option is enabled, the preprocessor will +emit, after the initial linemarker, a second linemarker with the +current working directory followed by two slashes. GCC will use this +directory, when it's present in the preprocessed input, as the +directory emitted as the current working directory in some debugging +information formats. This option is implicitly enabled if debugging +information is enabled, but this can be inhibited with the negated +form @option{-fno-working-directory}. If the @option{-P} flag is +present in the command line, this option has no effect, since no +@code{#line} directives are emitted whatsoever. + @item -fno-show-column @opindex fno-show-column Do not print column numbers in diagnostics. This may be necessary if |