Enable co19 tests on SIMARM and mark 12 of them as failing.

tests/co19/co19-runtime.status

Index: tests/co19/co19-runtime.status
===================================================================
--- tests/co19/co19-runtime.status	(revision 23447)
+++ tests/co19/co19-runtime.status	(working copy)
@@ -510,13 +510,28 @@
 [ $compiler == none && $runtime == vm && $unchecked ]
 LibTest/core/List/setRange_A05_t01: Fail # setRange now takes end-argument. Issue 402
 
-[ $compiler == none && $arch == simarm ]
+[ $compiler == none && $runtime == vm && $arch == arm ]
 *: Skip
 
+[ $compiler == none && $runtime == vm && $arch == simarm]
+LibTest/math/tan_A01_t01: Fail
+LibTest/core/int/operator_left_shift_A01_t02: Fail
+LibTest/core/int/operator_unary_minus_A01_t01: Fail
 
-[ $compiler == none && $arch == simmips ]
+[ $compiler == none && $runtime == vm && $arch == simarm && $mode == debug]
+LibTest/core/Expect/throws_A01_t04: Crash
+LibTest/core/List/sort_A01_t04: Crash
+LibTest/core/List/sort_A01_t05: Crash
+LibTest/core/List/sort_A01_t06: Crash
+LibTest/core/double/ceil_A01_t02: Fail
+LibTest/core/double/floor_A01_t02: Fail
+LibTest/core/double/truncate_A01_t01: Fail
+LibTest/core/int/operator_left_shift_A01_t02: Fail
+LibTest/core/int/operator_unary_minus_A01_t01: Fail
+
+[ $compiler == none && $runtime == vm && $arch == mips ]
 *: Skip
 
+[ $compiler == none && $runtime == vm && $arch == simmips ]
+*: Skip
 
-[ $compiler == none && $arch == mips ]
-*: Skip