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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/SemaTemplate/inject-templated-friend.cpp | |
parent | c4626a62754862d20b41e8a46a3574264ea80e6d (diff) | |
parent | f1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff) |
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/test/SemaTemplate/inject-templated-friend.cpp')
-rw-r--r-- | clang/test/SemaTemplate/inject-templated-friend.cpp | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/clang/test/SemaTemplate/inject-templated-friend.cpp b/clang/test/SemaTemplate/inject-templated-friend.cpp new file mode 100644 index 0000000..7be613b --- /dev/null +++ b/clang/test/SemaTemplate/inject-templated-friend.cpp @@ -0,0 +1,48 @@ +// RUN: %clang %s -S -emit-llvm -o - | grep -e "define linkonce_odr.*_ZlsR11std_ostreamRK8StreamerI3FooE" +// RUN: %clang_cc1 %s -DREDEFINE -verify +// PR8007: friend function not instantiated. + +struct std_ostream +{ + int dummy; +}; + +std_ostream cout; + +template <typename STRUCT_TYPE> +struct Streamer +{ + friend std_ostream& operator << (std_ostream& o, const Streamer& f) // expected-error{{redefinition of 'operator<<'}} + { + Streamer s(f); + s(o); + return o; + } + + Streamer(const STRUCT_TYPE& s) : s(s) {} + + const STRUCT_TYPE& s; + void operator () (std_ostream&) const; +}; + +typedef struct Foo {} Foo; + +std_ostream& operator << (std_ostream&, const Streamer<Foo>&); +#ifdef REDEFINE +std_ostream& operator << (std_ostream& o, const Streamer<Foo>&) // expected-note{{is here}} +{ + // Sema should flag this as a redefinition + return o; +} +#endif + +template <> +void Streamer<Foo>::operator () (std_ostream& o) const // expected-note{{requested here}} +{ +} + +int main(void) +{ + Foo foo; + cout << foo; +} |