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| author | Martin v. Löwis <loewis@informatik.hu-berlin.de> | 2000-06-30 16:47:15 +0000 |
|---|---|---|
| committer | Martin v. Löwis <loewis@gcc.gnu.org> | 2000-06-30 16:47:15 +0000 |
| commit | 32c4c36c297d245b255c54aff2da9027df6093ed (patch) | |
| tree | f8b22fdb9de1dcbf35c1c418f78a1d563ea89b6c | |
| parent | 996b539fa3737f90bc0bc7fe15f75f6fcdf9c5b9 (diff) | |
| download | gcc-32c4c36c297d245b255c54aff2da9027df6093ed.zip gcc-32c4c36c297d245b255c54aff2da9027df6093ed.tar.gz gcc-32c4c36c297d245b255c54aff2da9027df6093ed.tar.bz2 | |
invoke.texi (-Wreturn-type): In C++, a missing return type is always an error.
* invoke.texi (-Wreturn-type): In C++, a missing return type is
always an error.
From-SVN: r34813
| -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 |