Fix use of uninitialized variable.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@58663 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/utils/scan-build b/utils/scan-build
index f598bb0eaa2dec55607c1a5e73c103dc387da746..03d8f4dbdf3b0cda6abc8d747008b53fa16a5445 100755 (executable)
--- a/utils/scan-build
+++ b/utils/scan-build
@@ -1164,7 +1164,7 @@ if (defined $OutputFormat) {
 # Run the build.
 my $ExitStatus = RunBuildCommand(\@ARGV, $IgnoreErrors, $Cmd);
 
-if ($OutputFormat eq "plist") {
+if (defined $OutputFormat and $OutputFormat eq "plist") {
   Diag "Analysis run complete.\n";
   Diag "Analysis results (plist files) deposited in '$HtmlDir'\n";
 }