flann: patched for gcc6, rebuild

2017-04-30 21:35:49 +03:00
parent 0d9d960fc8
commit 9ed5bc286b
3 changed files with 23 additions and 2 deletions
@@ -0,0 +1,20 @@
+diff -up ./src/cpp/flann/algorithms/kdtree_index.h.gcc6 ./src/cpp/flann/algorithms/kdtree_index.h
+--- ./src/cpp/flann/algorithms/kdtree_index.h.gcc6	2013-01-15 22:38:32.000000000 -0500
+++ ./src/cpp/flann/algorithms/kdtree_index.h	2016-02-14 11:26:59.339178023 -0500
+@@ -34,6 +34,7 @@
+ #include <algorithm>
+ #include <map>
+ #include <cassert>
+#include <cmath>
+ #include <cstring>
+ #include <stdarg.h>
+ 
+@@ -663,7 +664,7 @@ private:
+             ElementType max_span = 0;
+             size_t div_feat = 0;
+             for (size_t i=0;i<veclen_;++i) {
+-                ElementType span = abs(point[i]-leaf_point[i]);
+                ElementType span = std::fabs(point[i]-leaf_point[i]);
+                 if (span > max_span) {
+                     max_span = span;
+                     div_feat = i;