Patch taken from the Sage packaging system.

diff --git a/include/Lcommon.h b/include/Lcommon.h
index 1b3be43..bf40532 100644
--- a/include/Lcommon.h
+++ b/include/Lcommon.h
@@ -48,7 +48,7 @@ const bool outputSeries=true;	  // Whether to output the coefficients or just th
 
 // Loop i from m to n
 // Useful in tidying up most for loops
-#define loop(i,m,n) for(typeof(m) i=(m); i!=(n); i++)
+#define loop(i,m,n) for(auto i=(m); i!=(n); i++)
 
 // A class for calculations involving polynomials of small degree
 // Not efficient enough for huge polynomials
diff --git a/include/Lcommon_ld.h b/include/Lcommon_ld.h
index 86ae4df..33c560c 100644
--- a/include/Lcommon_ld.h
+++ b/include/Lcommon_ld.h
@@ -53,7 +53,7 @@ const bool outputSeries=true;	  // Whether to output the coefficients or just th
 
 // Loop i from m to n
 // Useful in tidying up most for loops
-#define loop(i,m,n) for(typeof(m) i=(m); i!=(n); i++)
+#define loop(i,m,n) for(auto i=(m); i!=(n); i++)
 
 // A class for calculations involving polynomials of small degree
 // Not efficient enough for huge polynomials
diff --git a/include/Lglobals.h b/include/Lglobals.h
index 60002e4..ca2606c 100644
--- a/include/Lglobals.h
+++ b/include/Lglobals.h
@@ -24,9 +24,9 @@
 #ifndef Lglobals_H
 #define Lglobals_H
 
+#include <valarray>
 using namespace std;
 
-#include <valarray>
 #ifdef USE_MPFR
     #include "Lgmpfrxx.h"
     typedef mpfr_class Double;
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<div class='path'>path: <a href='/guix/log/?id=a2fd72c728461fb5f421b136a05f4e0d48bca34d&amp;showmsg=1'>root</a>/<a href='/guix/log/tests?id=a2fd72c728461fb5f421b136a05f4e0d48bca34d&amp;showmsg=1'>tests</a>/<a href='/guix/log/tests/combinators.scm?id=a2fd72c728461fb5f421b136a05f4e0d48bca34d&amp;showmsg=1'>combinators.scm</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/tests/combinators.scm?id=a2fd72c728461fb5f421b136a05f4e0d48bca34d'>Collapse</a>)</th><th class='left'>Author</th></tr>
<tr class='logheader'><td><span title='2016-05-04 23:35:55 +0200'>2016-05-04</span></td><td class='logsubject'><a href='/guix/commit/tests/combinators.scm?id=958dd3ce68733bcd5c1231424c7e4ad39e67594a'>utils: Move combinators to (guix combinators).</a></td><td>Ludovic Courtès</td></tr>
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* guix/utils.scm (compile-time-value, memoize, fold2)
(fold-tree, fold-tree-leaves): Move to...
* guix/combinators: ... here.  New file.
* tests/utils.scm ("fold2, 1 list", "fold2, 2 lists")
(fold-tree tests): Move to...
* tests/combinators.scm: ... here.  New file.
* Makefile.am (MODULES, SCM_TESTS): Add them.
* gnu/packages.scm, gnu/packages/bootstrap.scm,
gnu/services/herd.scm, guix/build-system/gnu.scm,
guix/build-system/python.scm, guix/derivations.scm,
guix/gnu-maintenance.scm, guix/import/elpa.scm,
guix/scripts/archive.scm, guix/scripts/build.scm,
guix/scripts/graph.scm, guix/scripts/lint.scm,
guix/scripts/size.scm, guix/scripts/substitute.scm,
guix/serialization.scm, guix/store.scm, guix/ui.scm: Adjust imports
accordingly.


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