gentoo-overlay/dev-ros/laser_filters/files/c11.patch

commit a185bb6d0b61cbf8283467770e646241f7cac03e
Author: Mike Purvis <mpurvis@clearpathrobotics.com>
Date:   Fri Jul 15 23:47:45 2016 -0400

    Use std:: namespace for c++11 compat.

diff --git a/include/laser_filters/intensity_filter.h b/include/laser_filters/intensity_filter.h
index 3f175a0..4c9cfbc 100644
--- a/include/laser_filters/intensity_filter.h
+++ b/include/laser_filters/intensity_filter.h
@@ -99,8 +99,8 @@ public:
       // Calculate histogram
       if (disp_hist_enabled_){
         // If intensity value is inf or NaN, skip voting histogram
-        if( isinf((double)filtered_scan.intensities[i]) ||
-            isnan((double)filtered_scan.intensities[i]) )
+        if( std::isinf((double)filtered_scan.intensities[i]) ||
+            std::isnan((double)filtered_scan.intensities[i]) )
           continue;
 
         // Choose bucket to vote on histogram,
diff --git a/test/test_scan_filter_chain.cpp b/test/test_scan_filter_chain.cpp
index b661f5f..139da60 100644
--- a/test/test_scan_filter_chain.cpp
+++ b/test/test_scan_filter_chain.cpp
@@ -60,8 +60,8 @@ sensor_msgs::LaserScan gen_msg(){
  */
 void expect_ranges_eq(const std::vector<float> &a, const std::vector<float> &b) {
   for( int i=0; i<10; i++) {
-    if(isnan(a[i])) {
-      EXPECT_TRUE(isnan(a[i]));
+    if(std::isnan(a[i])) {
+      EXPECT_TRUE(std::isnan(a[i]));
     }
     else {
       EXPECT_NEAR(a[i], b[i], 1e-6);