p4.cpp revision 7c5d28b6342229fb648aea59dc063f67ff16bc81
15faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org// RUN: %clang_cc1 -std=c++11 -fsyntax-only -fexceptions -fcxx-exceptions -verify %s 25faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 35faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgtemplate<typename... Types> struct tuple; 45faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgtemplate<int I> struct int_c; 55faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 65faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgtemplate<typename T> 75faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgstruct identity { 85faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org typedef T type; 95faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org}; 105faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 118b0e8ac5f582de80356019406e2975079bf0829dcommit-bot@chromium.orgtemplate<typename T, typename U> 128b0e8ac5f582de80356019406e2975079bf0829dcommit-bot@chromium.orgstruct is_same { 135faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org static const bool value = false; 148640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org}; 155faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 163bc16c8bc1ecb9ac4450f58093cc9e3edb8a50b8senorblanco@chromium.orgtemplate<typename T> 17d698f77c13d97c61109b861eac4d25b14a5de935bsalomon@google.comstruct is_same<T, T> { 18dbe49f735484f8862e378b63d0a074a301093dd0bsalomon@google.com static const bool value = true; 192eaaefd7e6a58339b3f93333f1e9cc92252cc303bsalomon@google.com}; 2017fc651dbe2e0624f6c85fb6e081d28a87d5a08bbsalomon@google.com 2117fc651dbe2e0624f6c85fb6e081d28a87d5a08bbsalomon@google.com// FIXME: Several more bullets to go 223bc16c8bc1ecb9ac4450f58093cc9e3edb8a50b8senorblanco@chromium.org 233bc16c8bc1ecb9ac4450f58093cc9e3edb8a50b8senorblanco@chromium.org// In a function parameter pack, the pattern is the parameter-declaration 24c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org// without the ellipsis. 25c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.orgnamespace PR11850 { 26c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org template<typename ...T> struct S { 27c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org int f(T...a, int b) { return b; } 28c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org }; 29c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org S<> s; 30c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org S<int*, char, const double&> t; 31c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org int k = s.f(0); 32c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org int l = t.f(&k, 'x', 5.9, 4); 33c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org 34c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org template<typename ...As> struct A { 35c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org template<typename ...Bs> struct B { 367938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org template<typename ...Cs> struct C { 377938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org C(As..., Bs..., int &k, Cs...); 387938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org }; 397938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org }; 407938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org }; 41cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org A<>::B<>::C<> c000(k); 427938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org A<int>::B<>::C<int> c101(1, k, 3); 437938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org A<>::B<int>::C<int> c011(1, k, 3); 447938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org A<int>::B<int>::C<> c110(1, 2, k); 457938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org A<int, int>::B<int, int>::C<int, int> c222(1, 2, 3, 4, k, 5, 6); 467938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org A<int, int, int>::B<>::C<> c300(1, 2, 3, k); 475faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 485faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org int &f(); 495faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org char &f(void*); 50cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org template<typename ...A> struct U { 518640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org template<typename ...B> struct V { 528640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org auto g(A...a, B...b) -> decltype(f(a...)); 535faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org }; 545faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org }; 555faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org U<>::V<int*> v0; 563bc16c8bc1ecb9ac4450f58093cc9e3edb8a50b8senorblanco@chromium.org U<int*>::V<> v1; 57cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org int &v0f = v0.g(0); 58cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org char &v1f = v1.g(0); 595faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org} 605faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgnamespace PR12096 { 618b0e8ac5f582de80356019406e2975079bf0829dcommit-bot@chromium.org void Foo(int) {} 62ce33d60187718e7bb01944ee130c9f5d9fb335eccommit-bot@chromium.org void Foo(int, int) = delete; 63025128811219dc45fd99b6c4d1d14f833cf7a26ecommit-bot@chromium.org template<typename ...Args> struct Var { 64025128811219dc45fd99b6c4d1d14f833cf7a26ecommit-bot@chromium.org Var(const Args &...args, int *) { Foo(args...); } 65025128811219dc45fd99b6c4d1d14f833cf7a26ecommit-bot@chromium.org }; 665faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org Var<int> var(1, 0); 675faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org} 68d594dbec0407343b7ac13af9c4580ec5933ab060commit-bot@chromium.org 69d594dbec0407343b7ac13af9c4580ec5933ab060commit-bot@chromium.org// In an initializer-list (8.5); the pattern is an initializer-clause. 70d594dbec0407343b7ac13af9c4580ec5933ab060commit-bot@chromium.org// Note: this also covers expression-lists, since expression-list is 71d594dbec0407343b7ac13af9c4580ec5933ab060commit-bot@chromium.org// just defined as initializer-list. 72025128811219dc45fd99b6c4d1d14f833cf7a26ecommit-bot@chromium.orgvoid five_args(int, int, int, int, int); // expected-note{{candidate function not viable: requires 5 arguments, but 6 were provided}} 73025128811219dc45fd99b6c4d1d14f833cf7a26ecommit-bot@chromium.org 74d594dbec0407343b7ac13af9c4580ec5933ab060commit-bot@chromium.orgtemplate<int ...Values> 75025128811219dc45fd99b6c4d1d14f833cf7a26ecommit-bot@chromium.orgvoid initializer_list_expansion() { 76025128811219dc45fd99b6c4d1d14f833cf7a26ecommit-bot@chromium.org int values[5] = { Values... }; // expected-error{{excess elements in array initializer}} 77d594dbec0407343b7ac13af9c4580ec5933ab060commit-bot@chromium.org five_args(Values...); // expected-error{{no matching function for call to 'five_args'}} 78d594dbec0407343b7ac13af9c4580ec5933ab060commit-bot@chromium.org} 79d594dbec0407343b7ac13af9c4580ec5933ab060commit-bot@chromium.org 805faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgtemplate void initializer_list_expansion<1, 2, 3, 4, 5>(); 815faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgtemplate void initializer_list_expansion<1, 2, 3, 4, 5, 6>(); // expected-note{{in instantiation of function template specialization 'initializer_list_expansion<1, 2, 3, 4, 5, 6>' requested here}} 82cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org 83cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.orgnamespace PR8977 { 845faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org struct A { }; 858640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org template<typename T, typename... Args> void f(Args... args) { 86d594dbec0407343b7ac13af9c4580ec5933ab060commit-bot@chromium.org // An empty expression-list performs value initialization. 87d594dbec0407343b7ac13af9c4580ec5933ab060commit-bot@chromium.org constexpr T t(args...); 88c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org }; 89c0b7e10c6a68f59e1653e6c18e6bc954b3c3f0cfcommit-bot@chromium.org 905faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org template void f<A>(); 915faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org} 928b0e8ac5f582de80356019406e2975079bf0829dcommit-bot@chromium.org 935faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org// In a base-specifier-list (Clause 10); the pattern is a base-specifier. 945faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgtemplate<typename ...Mixins> 955faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgstruct HasMixins : public Mixins... { 965faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org HasMixins(); 975faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org HasMixins(const HasMixins&); 985faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org HasMixins(int i); 99cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org}; 100cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org 1015faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgstruct A { }; // expected-note{{candidate constructor (the implicit copy constructor) not viable: no known conversion from 'int' to 'const A' for 1st argument}} \ 1028640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org// expected-note{{candidate constructor (the implicit move constructor) not viable: no known conversion from 'int' to 'A' for 1st argument}} \ 1035faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org// expected-note{{candidate constructor (the implicit default constructor) not viable: requires 0 arguments, but 1 was provided}} 1045faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgstruct B { }; 1055faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgstruct C { }; 1065faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgstruct D { }; 1075faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1085faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgA *checkA = new HasMixins<A, B, C, D>; 1095faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgB *checkB = new HasMixins<A, B, C, D>; 1105faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgD *checkD = new HasMixins<A, B, C, D>; 1117938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.orgC *checkC = new HasMixins<A, B, D>; // expected-error{{cannot initialize a variable of type 'C *' with an rvalue of type 'HasMixins<A, B, D> *'}} 1125faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgHasMixins<> *checkNone = new HasMixins<>; 1135faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1145faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgtemplate<typename Mixins> 1155faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgstruct BrokenMixins : public Mixins... { }; // expected-error{{pack expansion does not contain any unexpanded parameter packs}} 1165faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1175faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org// In a mem-initializer-list (12.6.2); the pattern is a mem-initializer. 1187938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.orgtemplate<typename ...Mixins> 1197938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.orgHasMixins<Mixins...>::HasMixins(): Mixins()... { } 1207938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org 1215faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgtemplate<typename ...Mixins> 1225faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgHasMixins<Mixins...>::HasMixins(const HasMixins &other): Mixins(other)... { } 1235faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1245faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgtemplate<typename ...Mixins> 1255faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgHasMixins<Mixins...>::HasMixins(int i): Mixins(i)... { } // expected-error{{no matching constructor for initialization of 'A'}} 1265faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1277938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.orgvoid test_has_mixins() { 1287938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org HasMixins<A, B> ab; 1297938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org HasMixins<A, B> ab2 = ab; 1307938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org HasMixins<A, B> ab3(17); // expected-note{{in instantiation of member function 'HasMixins<A, B>::HasMixins' requested here}} 1317938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org} 1325faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1337938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.orgtemplate<typename T> 1347938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.orgstruct X { 1355faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org T member; 1365faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1375faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org X() : member()... { } // expected-error{{pack expansion for initialization of member 'member'}} 1385faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org}; 1395faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1405faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org// There was a bug in the delayed parsing code for the 1415faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org// following case. 1427938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.orgtemplate<typename ...T> 1437938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.orgstruct DelayedParseTest : T... 1445faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org{ 1455faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org int a; 1465faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org DelayedParseTest(T... i) : T{i}..., a{10} {} 1475faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org}; 1485faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1495faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1505faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org// In a template-argument-list (14.3); the pattern is a template-argument. 1518640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.orgtemplate<typename ...Types> 1527938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.orgstruct tuple_of_refs { 1537938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org typedef tuple<Types& ...> types; 1548c7372bbe8949f2864bd3d9df00d85c5669a74b1senorblanco@chromium.org}; 155ae761f7545d8ebf181d220169afac2056b057b8ccommit-bot@chromium.org 1568c7372bbe8949f2864bd3d9df00d85c5669a74b1senorblanco@chromium.orgtuple<int&, float&> *t_int_ref_float_ref; 1578c7372bbe8949f2864bd3d9df00d85c5669a74b1senorblanco@chromium.orgtuple_of_refs<int&, float&>::types *t_int_ref_float_ref_2 = t_int_ref_float_ref; 1589195743aac79a4fa82059ab614b9795f215475f7senorblanco@chromium.org 1599195743aac79a4fa82059ab614b9795f215475f7senorblanco@chromium.orgtemplate<typename ...Types> 1605faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgstruct extract_nested_types { 1617938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org typedef tuple<typename Types::type...> types; 1625faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org}; 1635faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1645faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgtuple<int, float> *t_int_float; 1655faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgextract_nested_types<identity<int>, identity<float> >::types *t_int_float_2 1667938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org = t_int_float; 167cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.org 168cac5fd597f6e2495f50aaa6bcbe3dadc56f0b977commit-bot@chromium.orgtemplate<int ...N> 1697938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.orgstruct tuple_of_ints { 1705faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org typedef tuple<int_c<N>...> type; 1718640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org}; 1728640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org 1738640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.orgint check_temp_arg_1[is_same<tuple_of_ints<1, 2, 3, 4, 5>::type, 1745faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org tuple<int_c<1>, int_c<2>, int_c<3>, int_c<4>, 1755faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org int_c<5>>>::value? 1 : -1]; 1765faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org 1775faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org// In a dynamic-exception-specification (15.4); the pattern is a type-id. 1785faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgtemplate<typename ...Types> 1798640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.orgstruct f_with_except { 1808640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org virtual void f() throw(Types...); // expected-note{{overridden virtual function is here}} 1813bc16c8bc1ecb9ac4450f58093cc9e3edb8a50b8senorblanco@chromium.org}; 182cc9471c36d3967270f7eb26f8b53ce0f17bc9fbbsenorblanco@chromium.org 183cc9471c36d3967270f7eb26f8b53ce0f17bc9fbbsenorblanco@chromium.orgstruct check_f_with_except_1 : f_with_except<int, float> { 184cc9471c36d3967270f7eb26f8b53ce0f17bc9fbbsenorblanco@chromium.org virtual void f() throw(int, float); 1858640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org}; 1867938bae14af94c1d48d122a2d686e123b66411a7senorblanco@chromium.org 1878640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.orgstruct check_f_with_except_2 : f_with_except<int, float> { 1888640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org virtual void f() throw(int); 1898640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org}; 1908640d5024d57da5508bdf7585849e3b1f1cb365bsenorblanco@chromium.org 1915faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.orgstruct check_f_with_except_3 : f_with_except<int, float> { 1925faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org virtual void f() throw(int, float, double); // expected-error{{exception specification of overriding function is more lax than base version}} 1935faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org}; 1945faa2dc266ec933b3961f985e5718236f1ecbe47senorblanco@chromium.org