Message ID | CALvMQwSA-TCerSYPTp02gWYzDSyPypfHkeqdL9+MiyXupO8AgQ@mail.gmail.com |
---|---|
State | New |
Headers | show |
On 06/02/2016 12:03 PM, Marcin Baczyński wrote: > 2016-06-02 4:51 GMT+02:00 Martin Sebor <msebor@gmail.com>: >> As a disclaimer, someone else endowed with those special powers >> will need to approve your final patch. If you don't get a timely >> approval please ping the patch weekly. > * doc/invoke.texi (-Wreturn-type): Mention not warning on return with > a void expression in a void function. If Martin is happy with this then OK. Bernd
2016-06-03 11:36 GMT+02:00 Bernd Schmidt <bschmidt@redhat.com>: > On 06/02/2016 12:03 PM, Marcin Baczyński wrote: >> >> 2016-06-02 4:51 GMT+02:00 Martin Sebor <msebor@gmail.com>: >>> >>> As a disclaimer, someone else endowed with those special powers >>> will need to approve your final patch. If you don't get a timely >>> approval please ping the patch weekly. > > >> * doc/invoke.texi (-Wreturn-type): Mention not warning on return with >> a void expression in a void function. > > > If Martin is happy with this then OK. Thanks! Could someone with repository write access commit the patch, please? > > > Bernd >
On 06/03/2016 04:12 AM, Marcin Baczyński wrote: > 2016-06-03 11:36 GMT+02:00 Bernd Schmidt <bschmidt@redhat.com>: >> On 06/02/2016 12:03 PM, Marcin Baczyński wrote: >>> >>> 2016-06-02 4:51 GMT+02:00 Martin Sebor <msebor@gmail.com>: >>>> >>>> As a disclaimer, someone else endowed with those special powers >>>> will need to approve your final patch. If you don't get a timely >>>> approval please ping the patch weekly. >> >> >>> * doc/invoke.texi (-Wreturn-type): Mention not warning on return with >>> a void expression in a void function. >> >> >> If Martin is happy with this then OK. > > Thanks! > Could someone with repository write access commit the patch, please? I committed it in r237093. Thanks Martin
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index ce162a0..1747d1b 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -4055,8 +4055,12 @@ 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} (falling off the end of the function body is considered returning -without a value), and about a @code{return} statement with an -expression in a function whose return type is @code{void}. +without a value). + +For C only, warn about a @code{return} statement with an expression in a +function whose return type is @code{void}, unless the expression type is +also @code{void}. As a GNU extension, the latter case is accepted +without a warning unless @option{-Wpedantic} is used. For C++, a function without return type always produces a diagnostic