diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/invoke.texi | 10 |
2 files changed, 12 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4901baf..e32ef9f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2000-06-30 Martin von Loewis <loewis@informatik.hu-berlin.de> + + * invoke.texi (-Wreturn-type): In C++, a missing return type is + always an error. + 2000-06-30 Catherine Moore <clm@cygnus.com> * c-common.c (decl_attributes): Differentiate between diff --git a/gcc/invoke.texi b/gcc/invoke.texi index 0766344..21d16d2 100644 --- a/gcc/invoke.texi +++ b/gcc/invoke.texi @@ -1553,9 +1553,13 @@ the enclosing @code{if}. The resulting code would look like this: @end smallexample @item -Wreturn-type -Warn whenever a function is defined with a return-type that defaults -to @code{int}. Also warn about any @code{return} statement with no -return-value in a function whose return-type is not @code{void}. +Warn whenever a function is defined with a return-type that defaults to +@code{int}. Also warn about any @code{return} statement with no +return-value in a function whose return-type is not @code{void}. + +For C++, a function without return type always produces a diagnostic +message, even when @samp{-Wno-return-type} is specified. The only +exceptions are @samp{main} and functions defined in system headers. @item -Wswitch Warn whenever a @code{switch} statement has an index of enumeral type |