definining _GNU_SOURCE can cause problems.

Daniel Lemire · Daniel Lemire · commit c4287e0d3b1f · 2025-02-24T14:43:54.000-05:00
diff --git a/include/roaring/portability.h b/include/roaring/portability.h
@@ -17,9 +17,9 @@
 #define CROARING_INCLUDE_PORTABILITY_H_
 
 // Users who need _GNU_SOURCE should define it?
-//#ifndef _GNU_SOURCE
-//#define _GNU_SOURCE 1
-//#endif  // _GNU_SOURCE
+// #ifndef _GNU_SOURCE
+// #define _GNU_SOURCE 1
+// #endif  // _GNU_SOURCE
 #ifndef __STDC_FORMAT_MACROS
 #define __STDC_FORMAT_MACROS 1
 #endif  // __STDC_FORMAT_MACROS
