Remove some dead variables.

Fix screwy output for invalid tilde expansion in expand.cpp
Some cleanup per clang static analyzer

1 files changed, 6 insertions, 1 deletions

diff --git a/iothread.cpp b/iothread.cpp
index 946d3a09..6b61b442 100644
--- a/iothread.cpp
+++ b/iothread.cpp
@@ -203,10 +203,15 @@ void iothread_drain_all(void) {
     if (s_active_thread_count == 0)
         return;
     int thread_count = s_active_thread_count;
+#define TIME_DRAIN 0
+#if TIME_DRAIN
     double now = timef();
+#endif
     while (s_active_thread_count > 0) {
         iothread_service_completion();
     }
+#if TIME_DRAIN
     double after = timef();
-    //printf("(Waited %.02f msec for %d thread(s) to drain)\n", 1000 * (after - now), thread_count);
+    printf("(Waited %.02f msec for %d thread(s) to drain)\n", 1000 * (after - now), thread_count);
+#endif
 }