* gc.h (break_obj): Missing extern added on declaration.

This broke C++ compilation with -DEXTRA_DEBUGGING turned on.

2 files changed, 6 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index 4b6b2816..b48a1b12 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-10-30  Kaz Kylheku  <kaz@kylheku.com>
+
+	* gc.h (break_obj): Missing extern added on declaration.
+	This broke C++ compilation with -DEXTRA_DEBUGGING turned on.
+
 2014-10-29  Kaz Kylheku  <kaz@kylheku.com>
 
 	Vim syntax coloring for standalone TXR Lisp (*.tl) files.
diff --git a/gc.h b/gc.h
index c00d857b..f6197c69 100644
--- a/gc.h
+++ b/gc.h
@@ -49,7 +49,7 @@ extern int gc_enabled;
 extern val **gc_prot_top;
 
 #if EXTRA_DEBUGGING
-val break_obj;
+extern val break_obj;
 #endif
 
 #define gc_hint(var) gc_hint_func(&var)