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author | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
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committer | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
commit | be1de4be954c80875ad4108e0a33e8e131b2f2c0 (patch) | |
tree | 1fbbecf276bf7c7bdcbb4dd446099d6d90eaa516 /clang/test/CXX/expr/expr.unary/expr.sizeof | |
parent | c4626a62754862d20b41e8a46a3574264ea80e6d (diff) | |
parent | f1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff) |
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/test/CXX/expr/expr.unary/expr.sizeof')
-rw-r--r-- | clang/test/CXX/expr/expr.unary/expr.sizeof/p5-0x.cpp | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/clang/test/CXX/expr/expr.unary/expr.sizeof/p5-0x.cpp b/clang/test/CXX/expr/expr.unary/expr.sizeof/p5-0x.cpp new file mode 100644 index 0000000..afd8ef0 --- /dev/null +++ b/clang/test/CXX/expr/expr.unary/expr.sizeof/p5-0x.cpp @@ -0,0 +1,38 @@ +// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s + +// Test parsing + semantic analysis +template<typename ...Types> struct count_types { + static const unsigned value = sizeof...(Types); +}; + +template<int ...Values> struct count_ints { + static const unsigned value = sizeof...(Values); +}; + +// Test instantiation +int check_types[count_types<short, int, long>::value == 3? 1 : -1]; +int check_ints[count_ints<1, 2, 3, 4, 5>::value == 5? 1 : -1]; + +// Test instantiation involving function parameter packs. +struct any { + template<typename T> any(T); +}; + +template<typename ...Inits> +void init_me(Inits ...inits) { + any array[sizeof...(inits)] = { inits... }; +} + +template void init_me<int, float, double*>(int, float, double*); + +// Test parser and semantic recovery. +template<int Value> struct count_ints_2 { + static const unsigned value = sizeof...(Value); // expected-error{{'Value' does not refer to the name of a parameter pack}} +}; + +template<typename ...Types> // expected-note{{parameter pack 'Types' declared here}} +struct count_types_2 { + static const unsigned value = sizeof... Type; // expected-error{{missing parentheses around the size of parameter pack 'Type'}} \ + // expected-error{{Type' does not refer to the name of a parameter pack; did you mean 'Types'?}} +}; + |