Index: utils/lit/lit/ShCommands.py
===================================================================
--- utils/lit/lit/ShCommands.py
+++ utils/lit/lit/ShCommands.py
@@ -52,10 +52,18 @@
         import glob
         import os
         if os.path.isabs(self.pattern):
-           abspath = self.pattern
+            results = glob.glob(self.pattern)
         else:
-            abspath = os.path.join(cwd, self.pattern)
-        results = glob.glob(abspath)
+            # For a non-absolute pattern, we want to match "relative to
+            # cwd"; unfortunately glob.glob() will only match relative to
+            # the process working directory, or else an absolute path. So
+            # rather than change worknig directory to and from cwd in order
+            # to glob, we extend the relative pattern to an absolute
+            # pattern, then glob, then map the results back to relative
+            # paths using relpath.
+            abs_pat = os.path.join(cwd, self.pattern)
+            abs_glob = glob.glob(abs_pat)
+            results = [os.path.relpath(f, cwd) for f in abs_glob]
         return [self.pattern] if len(results) == 0 else results
 
 class Pipeline: