GCC rightfully complains about redefined variables, as iterator declarations
appear inside loops with a loop variable of the same name.

This patch has been sent upstream.

--- a/sets.cpp	2015-06-25 11:22:08.252821681 +0200
+++ b/sets.cpp	2015-06-25 11:22:23.239187985 +0200
@@ -768,11 +768,11 @@
       //////////////////////////////////////////////
       // Reset original missing status
 
-      vector<Individual*>::iterator i = PP->sample.begin();
-      while ( i != PP->sample.end() )
+      vector<Individual*>::iterator it = PP->sample.begin();
+      while ( it != PP->sample.end() )
 	{
-	  (*i)->missing = (*i)->flag;
-	  ++i;
+	  (*it)->missing = (*it)->flag;
+	  ++it;
 	}
 
       ////////////////////////////////////////////////

--- a/elf.cpp	2009-10-10 18:00:21.000000000 +0200
+++ b/elf.cpp	2015-06-25 11:34:06.136835756 +0200
@@ -1175,10 +1175,10 @@
 	  << setw(8) << gcnt << " "
 	  << setw(8) << (double)cnt / (double)gcnt << "\n";
 
-      map<int,int>::iterator i = chr_cnt.begin();
-      while ( i != chr_cnt.end() )
+      map<int,int>::iterator it = chr_cnt.begin();
+      while ( it != chr_cnt.end() )
 	{
-	  int c = i->first;
+	  int c = it->first;
 	  int x = chr_cnt.find( c )->second;
 	  int y = chr_gcnt.find( c )->second;
 	  
@@ -1189,7 +1189,7 @@
 	      << setw(8) << y << " "
 	      << setw(8) << (double)x / (double)y << "\n";
 	  
-	  ++i;
+	  ++it;
 	}
       
     }

--- plink-1.07-src/idhelp.cpp	2009-10-10 18:00:22.000000000 +0200
+++ plink-1.07-src/idhelp.cpp.patched	2015-06-25 11:37:39.387204086 +0200
@@ -772,12 +772,12 @@
       for (int j = 0 ; j < jointField.size(); j++ )
 	{
 	  set<IDField*> & jf = jointField[j];
-	  set<IDField*>::iterator j = jf.begin();
+	  set<IDField*>::iterator jit = jf.begin();
 	  PP->printLOG(" { ");
-	  while ( j != jf.end() )
+	  while ( jit != jf.end() )
 	    {
-	      PP->printLOG( (*j)->name + " " );
-	      ++j;
+	      PP->printLOG( (*jit)->name + " " );
+	      ++jit;
 	    }
 	  PP->printLOG(" }");
 	}
ect>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=def0b7fcaca586227bdcf318966ce3080074dc79&amp;showmsg=1'>root</a>/<a href='/guix/log/etc?id=def0b7fcaca586227bdcf318966ce3080074dc79&amp;showmsg=1'>etc</a>/<a href='/guix/log/etc/snippets?id=def0b7fcaca586227bdcf318966ce3080074dc79&amp;showmsg=1'>snippets</a>/<a href='/guix/log/etc/snippets/scheme-mode?id=def0b7fcaca586227bdcf318966ce3080074dc79&amp;showmsg=1'>scheme-mode</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/etc/snippets/scheme-mode?id=def0b7fcaca586227bdcf318966ce3080074dc79'>Collapse</a>)</th><th class='left'>Author</th></tr>
<tr class='logheader'><td><span title='2020-12-23 17:30:14 +0100'>2020-12-23</span></td><td class='logsubject'><a href='/guix/commit/etc/snippets/scheme-mode?id=d6b0d219c6e4e8392fbeb3263c95e9b7d7c75e1c'>etc: snippets: Add new build systems to package snippet.</a></td><td>Morgan Smith</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
* etc/snippets/scheme-mode/guix-package: Add the following as possibilities
for the build-system field:

clojure-build-system
copy-build-system
dune-build-system
guile-build-system
julia-build-system
linux-module-build-system
maven-build-system
node-build-system
qt-build-system
rakudo-build-system

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;


</td></tr>
<tr class='logheader'><td><span title='2019-05-09 00:22:37 -0400'>2019-05-09</span></td><td class='logsubject'><a href='/guix/commit/etc/snippets/scheme-mode?id=4ac69ea10f54384ac893313ef738e5ad554ac328'>Add (guix bzr-download).</a></td><td>Maxim Cournoyer</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
* guix/bzr-download.scm, guix/build/bzr.scm,
etc/snippets/scheme-mode/guix-bzr-reference: New files.
* Makefile.am (MODULES): Add them.
* etc/snippets/scheme-mode/guix-origin: Add "bzr-fetch" to the origin choices.


</td></tr>
<tr class='logheader'><td><span title='2018-10-10 17:33:42 +0200'>2018-10-10</span></td><td class='logsubject'><a href='/guix/commit/etc/snippets/scheme-mode?id=d634db9401ac320383d45e24431442259cf6a2a4'>etc: Use git-file-name if origin is git-fetch.</a></td><td>Pierre Neidhardt</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
* etc/snippets/scheme-mode/guix-origin: Use git-file-name.


</td></tr>
<tr class='logheader'><td><span title='2018-07-13 09:27:31 +0530'>2018-07-13</span></td><td class='logsubject'><a href='/guix/commit/etc/snippets/scheme-mode?id=202befb4ae775cfdab1566f4a69ec184406a56be'>etc: snippets: Add new build systems to package snippet.</a></td><td>Arun Isaac</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
* etc/snippets/scheme-mode/guix-package: Add android-ndk-build-system and
scons-build-system as possibilities for the build-system field.


</td></tr>