[test] Allow command-line flags to be turned on per test262 test

test/test262/test262.status

 # Copyright 2011 the V8 project authors. All rights reserved.
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 # 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 10 matching lines @@
 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 [
 
 [ALWAYS, {
-  ###################### NEEDS INVESTIGATION #######################
-
-  # Date tests that fail in CE(S)T timezone.
-  # https://bugs.chromium.org/p/v8/issues/detail?id=5449
-  'built-ins/Date/prototype/setFullYear/new-value-time-clip': [PASS, FAIL],
-  'built-ins/Date/prototype/setMonth/new-value-time-clip': [PASS, FAIL],
+  ###################### MISSING ES6 FEATURES #######################
 
   ###################### MISSING ES6 FEATURES #######################
 
   # https://code.google.com/p/v8/issues/detail?id=4248
   'language/expressions/compound-assignment/S11.13.2_A5.*': [FAIL],
   'language/expressions/compound-assignment/S11.13.2_A6.*': [FAIL],
   'language/expressions/compound-assignment/S11.13.2_A7.10_T4': [FAIL],
   'language/expressions/compound-assignment/S11.13.2_A7.11_T4': [FAIL],
   'language/expressions/compound-assignment/S11.13.2_A7.1_T4': [FAIL],
   'language/expressions/compound-assignment/S11.13.2_A7.2_T4': [FAIL],
@@ skipping 298 matching lines @@
   'language/white-space/mongolian-vowel-separator-eval': [FAIL],
   'built-ins/RegExp/S15.10.2.12_A2_T1': [FAIL],
   'built-ins/RegExp/S15.10.2.12_A1_T1': [FAIL],
   'built-ins/parseFloat/S15.1.2.3_A2_T10_U180E': [FAIL],
   'built-ins/parseInt/S15.1.2.2_A2_T10_U180E': [FAIL],
   'built-ins/String/prototype/trim/u180e': [FAIL],
   'built-ins/Number/S9.3.1_A3_T2_U180E': [FAIL],
   'built-ins/Number/S9.3.1_A3_T1_U180E': [FAIL],
   'built-ins/Number/S9.3.1_A2_U180E': [FAIL],
 
+  # https://bugs.chromium.org/p/v8/issues/detail?id=5051
+  'language/expressions/arrow-function/params-trailing-comma': ['--harmony-trailing-commas'],
+  'language/expressions/arrow-function/params-trailing-comma-length': ['--harmony-trailing-commas'],
+  'language/expressions/call/trailing-comma': ['--harmony-trailing-commas'],
+  'language/expressions/function/params-trailing-comma': ['--harmony-trailing-commas'],
+  'language/expressions/function/params-trailing-comma-arguments': ['--harmony-trailing-commas'],
+  'language/expressions/function/params-trailing-comma-length': ['--harmony-trailing-commas'],
+  'language/expressions/generators/params-trailing-comma': ['--harmony-trailing-commas'],
+  'language/expressions/generators/params-trailing-comma-arguments': ['--harmony-trailing-commas'],
+  'language/expressions/generators/params-trailing-comma-length': ['--harmony-trailing-commas'],
+  'language/expressions/object/method-definition/params-trailing-comma': ['--harmony-trailing-commas'],
+  'language/expressions/object/method-definition/params-trailing-comma-arguments': ['--harmony-trailing-commas'],
+  'language/expressions/object/method-definition/params-trailing-comma-length': ['--harmony-trailing-commas'],
+  'language/statements/class/definition/params-trailing-comma': ['--harmony-trailing-commas'],
+  'language/statements/class/definition/params-trailing-comma-arguments': ['--harmony-trailing-commas'],
+  'language/statements/class/definition/params-trailing-comma-length': ['--harmony-trailing-commas'],
+  'language/statements/function/params-trailing-comma': ['--harmony-trailing-commas'],
+  'language/statements/function/params-trailing-comma-arguments': ['--harmony-trailing-commas'],
+  'language/statements/function/params-trailing-comma-length': ['--harmony-trailing-commas'],
+  'language/statements/generators/params-trailing-comma': ['--harmony-trailing-commas'],
+  'language/statements/generators/params-trailing-comma-arguments': ['--harmony-trailing-commas'],
+  'language/statements/generators/params-trailing-comma-length': ['--harmony-trailing-commas'],
+
+  # https://bugs.chromium.org/p/v8/issues/detail?id=4698
+  'language/expressions/call/tco-call-args': ['--harmony-tailcalls'],
+  'language/expressions/call/tco-member-args': ['--harmony-tailcalls'],
+  'language/expressions/comma/tco-final': ['--harmony-tailcalls'],
+  'language/expressions/conditional/tco-cond': ['--harmony-tailcalls'],
+  'language/expressions/conditional/tco-pos': ['--harmony-tailcalls'],
+  'language/expressions/logical-and/tco-right': ['--harmony-tailcalls'],
+  'language/expressions/logical-or/tco-right': ['--harmony-tailcalls'],
+  'language/expressions/tagged-template/tco-call': ['--harmony-tailcalls'],
+  'language/expressions/tagged-template/tco-member': ['--harmony-tailcalls'],
+  'language/expressions/tco-pos': ['--harmony-tailcalls'],
+  'language/statements/block/tco-stmt': ['--harmony-tailcalls'],
+  'language/statements/block/tco-stmt-list': ['--harmony-tailcalls'],
+  'language/statements/do-while/tco-body': ['--harmony-tailcalls'],
+  'language/statements/for/tco-const-body': ['--harmony-tailcalls'],
+  'language/statements/for/tco-let-body': ['--harmony-tailcalls'],
+  'language/statements/for/tco-lhs-body': ['--harmony-tailcalls'],
+  'language/statements/for/tco-var-body': ['--harmony-tailcalls'],
+  'language/statements/if/tco-else-body': ['--harmony-tailcalls'],
+  'language/statements/if/tco-if-body': ['--harmony-tailcalls'],
+  'language/statements/labeled/tco': ['--harmony-tailcalls'],
+  'language/statements/return/tco': ['--harmony-tailcalls'],
+  'language/statements/switch/tco-case-body': ['--harmony-tailcalls'],
+  'language/statements/switch/tco-case-body-dflt': ['--harmony-tailcalls'],
+  'language/statements/switch/tco-dftl-body': ['--harmony-tailcalls'],
+  'language/statements/try/tco-catch': ['--harmony-tailcalls'],
+  'language/statements/try/tco-catch-finally': ['--harmony-tailcalls'],
+  'language/statements/try/tco-finally': ['--harmony-tailcalls'],
+  'language/statements/while/tco-body': ['--harmony-tailcalls'],
+
   # https://bugs.chromium.org/p/v8/issues/detail?id=5064
   'language/expressions/arrow-function/params-dflt-duplicates': [FAIL],
 
   # https://bugs.chromium.org/p/v8/issues/detail?id=5244
   'intl402/NumberFormat/prototype/formatToParts/*': [SKIP],
 
   # https://bugs.chromium.org/p/v8/issues/detail?id=5327
   'built-ins/TypedArray/prototype/set/array-arg-negative-integer-offset-throws': [FAIL],
   'built-ins/TypedArray/prototype/set/typedarray-arg-negative-integer-offset-throws': [FAIL],
   'built-ins/TypedArrays/internals/Set/key-is-minus-zero': [FAIL],
@@ skipping 47 matching lines @@
   'language/module-code/namespace/internals/define-own-property': [FAIL],
 
   # Symbol.iterator on namespace objects was removed, tests need to be updated.
   'language/module-code/namespace/Symbol.iterator/*': [SKIP],
   'language/module-code/namespace/internals/get-own-property-sym': [SKIP],
   'language/module-code/namespace/internals/get-sym-found': [SKIP],
   'language/module-code/namespace/internals/has-property-sym-found': [SKIP],
   'language/module-code/namespace/internals/own-property-keys-binding-types': [SKIP],
   'language/module-code/namespace/internals/own-property-keys-sort': [SKIP],
 
+  # https://code.google.com/p/v8/issues/detail?id=4476
+  'built-ins/String/prototype/toLowerCase/special_casing_conditional': ['--icu-case-mapping'],
+  'built-ins/String/prototype/toLowerCase/supplementary_plane': ['--icu-case-mapping'],
+  'built-ins/String/prototype/toUpperCase/supplementary_plane': ['--icu-case-mapping'],
+  'built-ins/String/prototype/toLocaleLowerCase/Final_Sigma_U180E': ['--icu-case-mapping'],
+  'built-ins/String/prototype/toLowerCase/Final_Sigma_U180E': ['--icu-case-mapping'],
+
+  # https://code.google.com/p/v8/issues/detail?id=4477
+  'built-ins/String/prototype/toLocaleUpperCase/supplementary_plane': ['--icu-case-mapping'],
+  'built-ins/String/prototype/toLocaleLowerCase/supplementary_plane': ['--icu-case-mapping'],
+  'built-ins/String/prototype/toLocaleLowerCase/special_casing_conditional': ['--icu-case-mapping'],
+  'intl402/String/prototype/toLocaleLowerCase/special_casing_Azeri': ['--icu-case-mapping'],
+  'intl402/String/prototype/toLocaleLowerCase/special_casing_Lithuanian': ['--icu-case-mapping'],
+  'intl402/String/prototype/toLocaleLowerCase/special_casing_Turkish': ['--icu-case-mapping'],
+  'intl402/String/prototype/toLocaleUpperCase/special_casing_Azeri': ['--icu-case-mapping'],
+  'intl402/String/prototype/toLocaleUpperCase/special_casing_Lithuanian': ['--icu-case-mapping'],
+  'intl402/String/prototype/toLocaleUpperCase/special_casing_Turkish': ['--icu-case-mapping'],
+
 ######################## NEEDS INVESTIGATION ###########################
 
   # These test failures are specific to the intl402 suite and need investigation
   # to be either marked as bugs with issues filed for them or as deliberate
   # incompatibilities if the test cases turn out to be broken or ambiguous.
   # Some of these are related to v8:4361 in being visible side effects from Intl.
   'intl402/6.2.3': [FAIL],
   'intl402/Collator/10.1.2.1_4': [FAIL],
   'intl402/Collator/10.1.2_a': [PASS, FAIL],
   'intl402/Collator/10.2.3_b': [PASS, FAIL],
@@ skipping 50 matching lines @@
   # https://github.com/tc39/test262/pull/688#pullrequestreview-14025354
   'built-ins/Function/internals/Construct/derived-this-uninitialized-realm': [FAIL],
 
   # https://github.com/tc39/test262/pull/688/files#r93657665
   'built-ins/TypedArrays/typedarray-arg-other-ctor-buffer-ctor-custom-species-proto-from-ctor-realm': [FAIL],
   'built-ins/TypedArrays/typedarray-arg-same-ctor-buffer-ctor-species-custom-proto-from-ctor-realm': [FAIL],
 
   # https://github.com/tc39/test262/commit/c779cba592fcb39051fd1d467e472ea71aa2b1d6#commitcomment-20276482
   'language/statements/class/strict-mode/arguments-caller': [FAIL],
 
+  # Date tests that fail in CE(S)T timezone.
+  # https://bugs.chromium.org/p/v8/issues/detail?id=5449
+  'built-ins/Date/prototype/setFullYear/new-value-time-clip': [PASS, FAIL],
+  'built-ins/Date/prototype/setMonth/new-value-time-clip': [PASS, FAIL],
+
   ############################ SKIPPED TESTS #############################
 
   # These tests take a looong time to run.
   'built-ins/decodeURI/S15.1.3.1_A1.10_T1': [SKIP],
   'built-ins/decodeURI/S15.1.3.1_A1.11_T1': [SKIP],
   'built-ins/decodeURI/S15.1.3.1_A1.11_T2': [SKIP],
   'built-ins/decodeURI/S15.1.3.1_A1.12_T1': [SKIP],
   'built-ins/decodeURI/S15.1.3.1_A1.12_T2': [SKIP],
   'built-ins/decodeURI/S15.1.3.1_A2.5_T1': [SKIP],
   'built-ins/decodeURIComponent/S15.1.3.2_A1.11_T1': [SKIP],
@@ skipping 70 matching lines @@
 
 ['variant == asm_wasm', {
   '*': [SKIP],
 }],  # variant == asm_wasm
 
 ['variant == wasm_traps', {
   '*': [SKIP],
 }],  # variant == wasm_traps
 
 ]