[cfe-dev] Not able to print correct line numbers for then part of if statement,

G Raghuram contactraghu at gmail.com
Wed Jul 10 17:02:28 PDT 2013


Got it. Thanks very much.

On Wed, Jul 10, 2013 at 4:53 PM, Richard Smith <richard at metafoo.co.uk>wrote:

> On Wed, Jul 10, 2013 at 4:32 PM, G Raghuram <contactraghu at gmail.com>
> wrote:
> >
> >
> > Hi,
> >
> >  I am playing around a bit of with clang and have hit a problem. For a
> Clang
> > input with if statement, I am trying to obtain line number of beginning
> of
> > Then statement and then print it out. But I am not able to make sense of
> the
> > output. Can you please help.  In a nutshell I am trying to get presumed
> loc
> > from sourceloc of Then statement. For the following input, its printing 6
> > and 12 instead of 4 and 8.
> >
> >
> > Detailed description can be found at
> >
> >
> http://stackoverflow.com/questions/17582628/not-able-to-print-correct-line-numbers-for-then-part-of-if-statement-clang
> >
> > My code (250 lines, but important stuff is between lines 100 and 105) is
> at
> > http://pastebin.com/txF9Bwa4
> >
> >
> > My input is http://pastebin.com/hF5yMMAz
> >
> > 1 #include <stdio.h>
> >
> >
> > 2 int func (int abc, int xyz) {
> >
> > 3     if (abc-1)
> > 4     {
> > 5         printf ("1\n");
> > 6     }
> >
> >
> > 7      if (abc-2)
> > 8     {
> > 9         printf ("2\n");
> >
> > 10 }
> >
> > 11
> >
> > 12 return 0;
> >
> > 13 }
> >
> >
> >
> > Please let me know if you need any additional information. Compilation
> > instructions are in the stackoverflow link.
>
> I've posted an answer on stackoverflow.
>
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