Fixed multiple definition error with GCC 10 - #4

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.1.4 (unreleased)
+
+- Fixed multiple definition error with GCC 10
+
 ## 0.1.3 (2021-05-06)
 
 - Added Dockerfile

src/ivfflat.c

@@ -6,6 +6,7 @@
 #include "utils/guc.h"
 #include "utils/selfuncs.h"
 
+int			ivfflat_probes;
 static relopt_kind ivfflat_relopt_kind;
 
 /*

src/ivfflat.h

@@ -38,7 +38,7 @@
 #endif
 
 /* Variables */
-int			ivfflat_probes;
+extern int	ivfflat_probes;
 
 typedef struct VectorArrayData
 {