cmdlineTests.sh: Suppress message about empty output to get consistent output on release and pre-release builds

Author: cameel

test/cmdlineTests.sh

@@ -169,6 +169,7 @@ EOF
         rm "$stdout_path.bak"
     else
         sed -i.bak -e '/^Warning: This is a pre-release compiler version, please do not use it in production./d' "$stderr_path"
+        sed -i.bak -e '/^Compiler run successful, no output requested\.$/d' "$stderr_path"
         sed -i.bak -e '/^Warning (3805): This is a pre-release compiler version, please do not use it in production./d' "$stderr_path"
         sed -i.bak -e 's/\(^[ ]*auxdata: \)0x[0-9a-f]*$/\1<AUXDATA REMOVED>/' "$stdout_path"
         sed -i.bak -e 's/ Consider adding "pragma .*$//' "$stderr_path"