Patch taken from the Sage packaging system.

--- src/include/Lcommon.h	2010-01-31 15:16:45.000000000 +0000
+++ src/include/Lcommon.h	2011-03-08 21:19:11.849443238 +0000
@@ -25,7 +25,7 @@
 #ifdef USE_MPFR
 inline double lcalc_to_double(const double& x) { return x; }
 #endif
-//inline double lcalc_to_double(const long double& x) { return x; }
+inline double lcalc_to_double(const long double& x) { return x; }
 inline double lcalc_to_double(const int& x) { return x; }
 inline double lcalc_to_double(const long long& x) { return x; }
 inline double lcalc_to_double(const short& x) { return x; }
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<tr><td><span title='2024-01-04 21:48:17 +0200'>2024-01-04</span></td><td><a href='/guix/commit/gnu/packages/libsigsegv.scm?id=9816a5371663396bc092eb359222635e5675b174'>gnu: libsigsegv: Fix cross-compiling.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/libsigsegv.scm (libsigsegv)[arguments]: When
cross-compiling add a phase to not include extra headers.

Change-Id: Ie2d23fd037ed533dacf08acf52771b7ab1d446ac
Signed-off-by: Efraim Flashner &lt;efraim@flashner.co.il&gt;
</span></span></td><td>Efraim Flashner</td></tr>