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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/g++.old-deja/g++.robertl/eb43.C | |
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Diffstat (limited to 'gcc/testsuite/g++.old-deja/g++.robertl/eb43.C')
-rw-r--r-- | gcc/testsuite/g++.old-deja/g++.robertl/eb43.C | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.old-deja/g++.robertl/eb43.C b/gcc/testsuite/g++.old-deja/g++.robertl/eb43.C new file mode 100644 index 000000000..1dc43284c --- /dev/null +++ b/gcc/testsuite/g++.old-deja/g++.robertl/eb43.C @@ -0,0 +1,44 @@ +// { dg-do assemble } +// All the pointer_to_binary_function cases used to fail because g++ +// couldn't handle converting an overloaded function to a class type. +// The first one should still fail because it requires an implicit conversion +// to pointer_to_binary_function, which has an `explicit' constructor. + +// { dg-prune-output "note" } + +#include <vector> +#include <algorithm> +#include <functional> + +using namespace std; + +template <class T> class Expr +{ +public : + Expr(){} + Expr(const T&){} +}; + +template <class T > +inline bool compare(const Expr<T> a, const Expr<T> b){ return true; } + +int main() +{ + vector<int> a(3); + sort( a.begin(), a.end(), + static_cast<bool (*)(const Expr<int>,const Expr<int>)>(compare) ); + sort( a.begin(), a.end(), compare<int> ); + sort<vector<int>::iterator, + pointer_to_binary_function<const Expr<int>, const Expr<int>, bool> > + ( a.begin(), a.end(), compare ); // { dg-error "" } constructor is explicit + sort( a.begin(), a.end(), + ptr_fun<const Expr<int>, const Expr<int>, bool> (compare) ); + sort( a.begin(), a.end(), + ptr_fun(compare<int>) ); + sort( a.begin(), a.end(), + pointer_to_binary_function<const Expr<int>, const Expr<int>, bool>(compare) ); + sort( a.begin(), a.end(), + pointer_to_binary_function<const Expr<int>, const Expr<int>, bool>(compare<int>) ); + sort( a.begin(), a.end(), + pointer_to_binary_function<const Expr<int>, const Expr<int>, bool>(compare<>) ); +} |