Don't throw needlessly. Failure of gettimeofday is *very* unlinkely so

just return MinTime if that should ever happen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29826 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/System/Unix/TimeValue.inc b/lib/System/Unix/TimeValue.inc
index 8c8dfcc3b74e150f2e508a5e106ba3835459c58f..77fc9abe527138a61398033844c76681ffcddae6 100644 (file)
--- a/lib/System/Unix/TimeValue.inc
+++ b/lib/System/Unix/TimeValue.inc
@@ -39,8 +39,13 @@ std::string TimeValue::toString() const {
 TimeValue TimeValue::now() {
   struct timeval the_time;
   timerclear(&the_time);
-  if (0 != ::gettimeofday(&the_time,0)) 
-    ThrowErrno("Couldn't obtain time of day");
+  if (0 != ::gettimeofday(&the_time,0)) {
+    // This is *really* unlikely to occur because the only gettimeofday
+    // errors concern the timezone parameter which we're passing in as 0.
+    // In the unlikely case it does happen, just return MinTime, no error
+    // message needed. 
+    return MinTime;
+  }
 
   return TimeValue(
     static_cast<TimeValue::SecondsType>( the_time.tv_sec ),