Fix compilation problems

diff --git a/src/SketchPlugin/SketchPlugin_ConstraintDistanceAlongDir.cpp b/src/SketchPlugin/SketchPlugin_ConstraintDistanceAlongDir.cpp
index 779d082053df4d0e469ae38ac32de6683c8ce045..b0763b5564c7c1bb7732398575c7dcdc0bd4b8df 100644 (file)
--- a/src/SketchPlugin/SketchPlugin_ConstraintDistanceAlongDir.cpp
+++ b/src/SketchPlugin/SketchPlugin_ConstraintDistanceAlongDir.cpp
@@ -36,6 +36,8 @@
 #include <ModelAPI_Session.h>
 #include <ModelAPI_Validator.h>
 
+#include <cmath>
+
 const double tolerance = 1e-7;