Merge pull request #1168 from LAJW/test-gen-regexp-escape

Escape square brackets in java_length test descriptor

Author: thk123

regression/strings-smoke-tests/java_length/test.desc

@@ -4,6 +4,6 @@ test_length.class
 ^EXIT=10$
 ^SIGNAL=0$
 ^VERIFICATION FAILED$
-[.*assertion.1] .* line 7 .*: SUCCESS
-[.*assertion.2] .* line 8 .*: FAILURE
+\[.*assertion\.1\] .* line 7 .*: SUCCESS
+\[.*assertion\.2\] .* line 8 .*: FAILURE
 --