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Fix building with C++14, which errors out due to collisions with the
internal log2 and log10 functions, which are now part of C++11.
See also: https://bugs.gentoo.org/show_bug.cgi?id=594692
--- a/src/hhalign/util-C.h
+++ b/src/hhalign/util-C.h
@@ -27,6 +27,7 @@
#include <cstdio> // printf
#include <stdlib.h> // exit
#include <time.h> // clock
+#include <math.h>
#endif
#include <sys/time.h>
//#include "new_new.h" /* memory tracking */
@@ -50,10 +51,6 @@
//// Generalized mean: d=0: sqrt(x*y) d=1: (x+y)/2 d->-inf: min(x,y) d->+inf: max(x,y)
inline double fmean(double x, double y, double d) { return pow( (pow(x,d)+pow(y,d))/2 ,1./d);}
-// log base 2
-inline float log2(float x) {return (x<=0? (float)(-100000):1.442695041*log(x));}
-inline float log10(float x) {return (x<=0? (float)(-100000):0.434294481*log(x));}
-
/////////////////////////////////////////////////////////////////////////////////////
// fast log base 2
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