1 files changed, 2 insertions, 4 deletions
diff --git a/perf.c b/perf.c
index 475c699..d9dbafc 100644
--- a/perf.c
+++ b/perf.c
@@ -33,10 +33,6 @@
 
 #include "memdbg.h"
 
-#ifdef USE_PTHREAD
-#error ENABLE_PERFORMANCE_METRICS is incompatible with USE_PTHREAD
-#endif
-
 static const char *metric_names[] = {
   "PERF_BIO_READ_PLAINTEXT",
   "PERF_BIO_WRITE_PLAINTEXT",
@@ -291,5 +287,7 @@ perf_print_state (int lev)
 }
 
 #else
+#ifdef _MSC_VER  /* Dummy function needed to avoid empty file compiler warning in Microsoft VC */
 static void dummy(void) {}
 #endif
+#endif