Add a test for a memory allocation bug in the RTS flag handling.

testsuite/tests/rts/all.T

@@ -73,6 +73,9 @@ test('3424', # it's slow:
 # Test for out-of-range heap size
 test('rtsflags001', [ only_ways(['normal']), exit_code(1), extra_run_opts('+RTS -H0m -RTS') ], compile_and_run, [''])
 
+# Crashed with 7.2 and earlier
+test('rtsflags002', [ only_ways(['normal']) ], compile_and_run, ['-with-rtsopts="-B -B -B"'])
+
 # Test to see if linker scripts link properly to real ELF files
 test('T2615',
      [ if_platform('i386-unknown-mingw32',skip),

testsuite/tests/rts/rtsflags002.hs

+main = return ()

testsuite/tests/rts/rtsflags002.stderr

+
\ No newline at end of file