Re-apply @jef-n warning fix in the poly2tri library

qgis · Nov 16, 2021 · e3b5c63 · e3b5c63
1 parent 56888bd
commit e3b5c63
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/external/poly2tri/common/utils.h b/external/poly2tri/common/utils.h
@@ -33,7 +33,9 @@
 #define UTILS_H
 
 // Otherwise #defines like M_PI are undeclared under Visual Studio
+#ifndef _USE_MATH_DEFINES
 #define _USE_MATH_DEFINES
+#endif
 
 #include "shapes.h"