scan-build: Prune off any trailing '/' characters in the output directory path.

llvm-svn: 65368

clang/utils/scan-build

@@ -146,6 +146,9 @@ sub GetHTMLRunDir {
     $TmpMode = 1;
   }
   
+  # Chop off any trailing '/' characters.
+  while ($Dir =~ /\/$/) { chop $Dir; }
+
   # Get current date and time.
   
   my @CurrentTime = localtime();