edit: $/Dev10/feature/vs_langs01_s/Merlin/Main/Languages/Ruby/Tests/common.rb;C966724
File: common.rb
===================================================================
--- $/Dev10/feature/vs_langs01_s/Merlin/Main/Languages/Ruby/Tests/common.rb;C966724  (server)    9/30/2009 9:43 PM
+++ Shelved Change: $/Dev10/feature/vs_langs01_s/Merlin/Main/Languages/Ruby/Tests/common.rb;legacyfix
@@ -30,8 +30,12 @@
     MERLIN_ROOT   = get_environment_variable('MERLIN_ROOT')
     TEST_DIR    = MERLIN_ROOT + "/Languages/Ruby/Tests"
     CORECLR_ROOT  = MERLIN_ROOT + "/Utilities/Silverlight/x86ret"
-    CRUBY_EXE     = get_environment_variable('RUBY18_EXE')
+    ruby = get_environment_variable('RUBY18_EXE')
+    unless File.exists?(ruby)
+      ruby = "ruby.exe"
+    end
     
+    CRUBY_EXE = ruby
     ROWAN_BIN     = get_environment_variable('ROWAN_BIN')
 
     # assume we are running inside snap
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