diff options
Diffstat (limited to 'gcc/doc/invoke.texi')
| -rw-r--r-- | gcc/doc/invoke.texi | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 63f22f2..4fc0966 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -256,7 +256,8 @@ Objective-C and Objective-C++ Dialects}. @item C-only Warning Options @gccoptlist{-Wbad-function-cast -Wmissing-declarations @gol --Wmissing-prototypes -Wnested-externs -Wold-style-definition @gol +-Wmissing-parameter-type -Wmissing-prototypes @gol +-Wnested-externs -Wold-style-definition @gol -Wstrict-prototypes -Wtraditional -Wtraditional-conversion @gol -Wdeclaration-after-statement -Wpointer-sign} @@ -2908,13 +2909,10 @@ designated initializers (@pxref{Designated Inits, , Designated Initializers}). This warning can be independently controlled by @option{-Woverride-init}. -@item +@item @r{(C only)} A function parameter is declared without a type specifier in K&R-style -functions: - -@smallexample -void foo(bar) @{ @} -@end smallexample +functions. This warning can be independently controlled by +@option{-Wmissing-parameter-type}. @item An empty body occurs in an @samp{if} or @samp{else} statement. This @@ -3221,6 +3219,17 @@ types.) Warn if an old-style function definition is used. A warning is given even if there is a previous prototype. +@item -Wmissing-parameter-type @r{(C only)} +@opindex Wmissing-parameter-type +A function parameter is declared without a type specifier in K&R-style +functions: + +@smallexample +void foo(bar) @{ @} +@end smallexample + +This warning is also enabled by @option{-Wextra}. + @item -Wmissing-prototypes @r{(C only)} @opindex Wmissing-prototypes Warn if a global function is defined without a previous prototype |