From cfe-dev  Fri Jul 31 05:39:07 2015
From: Richard Smith <richard () metafoo ! co ! uk>
Date: Fri, 31 Jul 2015 05:39:07 +0000
To: cfe-dev
Subject: Re: [cfe-dev] Finding Macro Argument Value
Message-Id: <CAOfiQqmwvVKRFnZOc0oJd5bi0CztjvmHeBCkcLZvT3hrc==_Sw () mail ! gmail ! com>
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On Thu, Jul 30, 2015 at 10:29 PM, Uri Mann <umann@symantec.com> wrote:

> I'm trying to find the value of an argument for function type macro.
> Example:
>
> #define DCLR_INT( x ) int x
> DCLR_INT( I ) = 5;
>
> I have a chained  PPCallbacks class which overrides
> PPCallbacks::MacroExpands(). Enumerating tokens for the MacroInfo class
> representing DCLR_INT allows me to see the token 'x'. How do I find the
> value of 'x' (i.e. 'i')?
>

That should be in the MacroArgs parameter to MacroExpands.


> Thanks in advance.
> -Uri
>
>
> _______________________________________________
> cfe-dev mailing list
> cfe-dev@cs.uiuc.edu
> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-dev
>

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<div dir=3D"ltr"><div class=3D"gmail_extra"><div class=3D"gmail_quote">On T=
hu, Jul 30, 2015 at 10:29 PM, Uri Mann <span dir=3D"ltr">&lt;<a href=3D"mai=
lto:umann@symantec.com" target=3D"_blank">umann@symantec.com</a>&gt;</span>=
 wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;bor=
der-left:1px #ccc solid;padding-left:1ex">I&#39;m trying to find the value =
of an argument for function type macro. Example:<br>
<br>
#define DCLR_INT( x ) int x<br>
DCLR_INT( I ) =3D 5;<br>
<br>
I have a chained=C2=A0 PPCallbacks class which overrides PPCallbacks::Macro=
Expands(). Enumerating tokens for the MacroInfo class representing DCLR_INT=
 allows me to see the token &#39;x&#39;. How do I find the value of &#39;x&=
#39; (i.e. &#39;i&#39;)?<br></blockquote><div><br></div><div>That should be=
 in the MacroArgs parameter to MacroExpands.</div><div>=C2=A0</div><blockqu=
ote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc s=
olid;padding-left:1ex">
Thanks in advance.<br>
-Uri<br>
<br>
<br>
_______________________________________________<br>
cfe-dev mailing list<br>
<a href=3D"mailto:cfe-dev@cs.uiuc.edu">cfe-dev@cs.uiuc.edu</a><br>
<a href=3D"http://lists.cs.uiuc.edu/mailman/listinfo/cfe-dev" rel=3D"norefe=
rrer" target=3D"_blank">http://lists.cs.uiuc.edu/mailman/listinfo/cfe-dev</=
a><br>
</blockquote></div><br></div></div>

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