Re: gcc compiler warning: "will be initialized after/when initialized here"

From:
Jeff Schwab <jeff@schwabcenter.com>
Newsgroups:
comp.lang.c++.moderated
Date:
Sat, 18 Oct 2008 07:49:45 CST
Message-ID:
<SeqdnShbEuS2LWTVnZ2dnUVZ_gydnZ2d@giganews.com>
p7eregex@gmail.com wrote:

Throughout my code, I use references to existing classes in other
classes. I declared these reference vars as


<snip> pseudocode that isn't the problem </snip>

and initialize them in the constructor as shown above. Why is GCC
compiler giving me these warnings:

will be initialized after
when initialized here

(Intel compiler didn't complain, but I want to use GCC now for Linux.)


Could you please post a complete program that causes the compiler to
produce those diagnostics?

$ cat main.cc
struct MyOther { };

struct MyClass {
     MyOther& myother;
     MyClass( MyOther& other ): myother( other ) { }
};

int main() {
     MyOther mo;
     MyClass mc( mo );
}
$ make
g++ -std=c++98 -pedantic -Wall -lstdc++ main.cc -o main
$ ./main && echo "All's well"
All's well
$ g++ --version
i686-apple-darwin9-g++-4.0.1 (GCC) 4.0.1 (Apple Inc. build 5484)

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