Andres Freund <andres(at)anarazel(dot)de> writes:
> On 2019-05-18 04:40:51 +0000, Tom Lane wrote:
>> "A void function may not return a value".
> Darn. Thanks.
> For C only, warn about a "return" statement with an expression in a function whose return type is "void", unless the expression type is also
> "void". As a GNU extension, the latter case is accepted without a warning unless -Wpedantic is used.
The scary thing is that apparently almost everybody else has followed
gcc's lead on this.
regards, tom lane