--break-blocks inserts newlines after closing curly braces unconditionally

The sample below is formatted using Artistic Style Version 3.1:

#ifdef __cplusplus
extern "C"
{
#endif
/**
 * example
 */

#ifdef __cplusplus
}
#endif

The diff below shows how Artistic Style Version 3.6.7 formats it:

@@ -6,6 +6,7 @@ extern "C"
  * example
  */
 
 #ifdef __cplusplus
 }
+
 #endif

Another sample formatted using Artistic Style Version 3.1:

/**
 * example
 */
struct example {
    union {
        int a;
    } b;
    struct {
        int c;
        int d;
    } e;
    int f;
};

The diff below shows how Artistic Style Version 3.6.7 formats it:

@@ -3,11 +3,13 @@
  */
 struct example {
     union {
         int a;
     } b;
+
     struct {
         int c;
         int d;
     } e;
+
     int f;
 };

Another sample formatted using Artistic Style Version 3.1:

/**
 * example
 */
struct example {
	int f;
};
union {
	int a;
} b;
struct {
	int c;
	int d;
} e;
int f;
int g;

The diff below shows how Artistic Style Version 3.6.7 formats it:

@@ -2,14 +2,17 @@
  * example
  */
 struct example {
     int f;
 };
+
 union {
     int a;
 } b;
+
 struct {
     int c;
     int d;
 } e;
+
 int f;
 int g;