Improve recovery from compile-time errors.

tests/co19/co19-kernel.status

Index: tests/co19/co19-kernel.status
diff --git a/tests/co19/co19-kernel.status b/tests/co19/co19-kernel.status
index 94eff55775c7087b96142cc6c7ec50245bc24170..97f2e8600c74b690d30ce21a17a4094db0d49720 100644
--- a/tests/co19/co19-kernel.status
+++ b/tests/co19/co19-kernel.status
@@ -3,6 +3,16 @@
 # BSD-style license that can be found in the LICENSE file.
 
 [ $compiler == dartk || $compiler == dartkp ]
+Language/Classes/Constructors/Generative_Constructors/initializers_t12: MissingCompileTimeError # Test bug: Test doesn't execute erroneous code.
+Language/Classes/Constructors/Generative_Constructors/redirection_t09: MissingCompileTimeError # Test bug: Test doesn't execute erroneous code.
+Language/Expressions/Conditional/syntax_t04: MissingCompileTimeError # Test bug: Test doesn't execute erroneous code.
+Language/Expressions/Throw/no_catch_clause_t02: MissingCompileTimeError # Test bug: Test doesn't execute erroneous code.
+Language/Expressions/Throw/no_catch_clause_t03: MissingCompileTimeError # Test bug: Test doesn't execute erroneous code.
+Language/Statements/For/syntax_t09: MissingCompileTimeError # Test bug: Test doesn't execute erroneous code.
+Language/Statements/For/syntax_t16: MissingCompileTimeError # Test bug: Test doesn't execute erroneous code.
+
+Language/Overview/Scoping/conflicting_names_t38: DartkCrash # Fasta bug: Bad error recovery.
+
 Language/Classes/Constructors/Constant_Constructors/initializer_not_a_constant_t03: MissingCompileTimeError
 Language/Classes/Constructors/Factories/const_modifier_t01: MissingCompileTimeError
 Language/Classes/Constructors/Factories/const_modifier_t02: MissingCompileTimeError