Fix Bug 14061 - scan-build crashes during postprocessing if BUGFILE no longer exists

Experienced with Thunderbird build

Patch by Matti Niemenmaa

llvm-svn: 213235

diff --git a/clang/tools/scan-build/scan-build b/clang/tools/scan-build/scan-build
index e66b185..585efd5 100755 (executable)
--- a/clang/tools/scan-build/scan-build
+++ b/clang/tools/scan-build/scan-build
@@ -388,6 +388,10 @@ sub ScanFile {
     }
     elsif (/<!-- BUGFILE (.*) -->$/) {
       $BugFile = abs_path($1);
+      if (!defined $BugFile) {
+         # The file no longer exists: use the original path.
+         $BugFile = $1;
+      }
       UpdatePrefix($BugFile);
     }
     elsif (/<!-- BUGPATHLENGTH (.*) -->$/) {