[turbofan] Allow deopt reasons without source positions.

test/cctest/cctest.status

 # Copyright 2011 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 85 matching lines @@
   'test-debug/ThreadedDebugging': [PASS, NO_VARIANTS],
   # BUG(3742).
   'test-mark-compact/MarkCompactCollector': [PASS, ['arch==arm', NO_VARIANTS]],
 
   # TODO(bmeurer): TurboFan embeds strong references to all kinds of objects
   # via deoptimization data (Crankshaft also does this, but lack proper test
   # coverage).
   'test-heap/ObjectsInOptimizedCodeAreWeak': [PASS, NO_VARIANTS],
 
   # TurboFan cpu profiler result is different.
-  'test-cpu-profiler/CollectDeoptEvents': [PASS, NO_VARIANTS],
   'test-cpu-profiler/DeoptAtFirstLevelInlinedSource': [PASS, NO_VARIANTS],
   'test-cpu-profiler/DeoptAtSecondLevelInlinedSource': [PASS, NO_VARIANTS],
-  'test-cpu-profiler/DeoptUntrackedFunction': [PASS, NO_VARIANTS],
 
   ############################################################################
   # Slow tests.
   'test-api/Threading1': [PASS, ['mode == debug', SLOW]],
   'test-api/Threading2': [PASS, ['mode == debug', SLOW]],
   'test-api/Threading3': [PASS, ['mode == debug', SLOW]],
   'test-api/Threading4': [PASS, ['mode == debug', SLOW]],
   'test-debug/CallFunctionInDebugger': [PASS, ['mode == debug', SLOW]],
   'test-strings/StringOOM*': [PASS, ['mode == debug', SKIP]],
   'test-serialize/CustomSnapshotDataBlobImmortalImmovableRoots': [PASS, ['mode == debug', SKIP]],
@@ skipping 34 matching lines @@
   # code.
   'test-api/TurboAsmDisablesNeuter': [PASS, NO_IGNITION],
 
   # TODO(mvstanton,4900): CHECK(!g_function->is_compiled());
   'test-heap/TestUseOfIncrementalBarrierOnCompileLazy': [PASS, NO_IGNITION],
 
   # BUG(rmcilroy,4680): Function is optimized without type feedback and so immediately deopts again, causing check failure in the test.
   'test-heap/ResetSharedFunctionInfoCountersDuringIncrementalMarking': [PASS, NO_IGNITION],
   'test-heap/ResetSharedFunctionInfoCountersDuringMarkSweep': [PASS, NO_IGNITION],
 
+  # BUG(4680): Missing type feedback makes optimistic optimizations fail.
+  'test-cpu-profiler/CollectDeoptEvents': [PASS, NO_IGNITION],
+  'test-cpu-profiler/DeoptUntrackedFunction': [PASS, NO_IGNITION],
+
   # BUG(4680): Ignition doesn't support allocation sites currently.
   'test-heap/EnsureAllocationSiteDependentCodesProcessed': [PASS, NO_IGNITION],
   'test-heap/OptimizedPretenuringAllocationFolding': [PASS, NO_IGNITION],
   'test-heap/OptimizedPretenuringdoubleArrayLiterals': [PASS, NO_IGNITION],
   'test-heap/OptimizedPretenuringDoubleArrayProperties': [PASS, NO_IGNITION],
   'test-heap/OptimizedPretenuringMixedInObjectProperties': [PASS, NO_IGNITION],
   'test-heap/OptimizedPretenuringNestedDoubleLiterals': [PASS, NO_IGNITION],
   'test-heap/OptimizedPretenuringNestedMixedArrayLiterals': [PASS, NO_IGNITION],
   'test-heap/OptimizedPretenuringNestedObjectLiterals': [PASS, NO_IGNITION],
   'test-heap/OptimizedPretenuringObjectArrayLiterals': [PASS, NO_IGNITION],
@@ skipping 254 matching lines @@
   'test-heap/CompilationCacheCachingBehavior': [FAIL],
 
   # TODO(mstarzinger,4680): Fails due to the turbo-asm pipeline only being taken
   # in compiler.cc GetLazyCode for uncompiled code, and no similar path for eager
   # code.
   'test-api/TurboAsmDisablesNeuter': [FAIL],
 
   # TODO(mvstanton,4900): CHECK(!g_function->is_compiled());
   'test-heap/TestUseOfIncrementalBarrierOnCompileLazy': [FAIL],
 
+  # BUG(4680): Missing type feedback makes optimistic optimizations fail.
+  'test-cpu-profiler/CollectDeoptEvents': [FAIL],
+  'test-cpu-profiler/DeoptUntrackedFunction': [FAIL],
+
   # BUG(4680): Ignition doesn't support allocation sites currently.
   'test-heap/EnsureAllocationSiteDependentCodesProcessed': [FAIL],
   'test-heap/OptimizedPretenuringAllocationFolding': [FAIL],
   'test-heap/OptimizedPretenuringdoubleArrayLiterals': [FAIL],
   'test-heap/OptimizedPretenuringDoubleArrayProperties': [FAIL],
   'test-heap/OptimizedPretenuringMixedInObjectProperties': [FAIL],
   'test-heap/OptimizedPretenuringNestedDoubleLiterals': [FAIL],
   'test-heap/OptimizedPretenuringNestedMixedArrayLiterals': [FAIL],
   'test-heap/OptimizedPretenuringNestedObjectLiterals': [FAIL],
   'test-heap/OptimizedPretenuringObjectArrayLiterals': [FAIL],
 
   # BUG(4751). Flaky with Ignition.
   'test-cpu-profiler/JsNativeJsSample': [SKIP],
 }],  # ignition or ignition_turbofan
 
 ]