[LLVMbugs] [Bug 6945] Failed template argument deduction should mention argument types

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Fri May 21 16:48:21 PDT 2010


Douglas Gregor <dgregor at apple.com> changed:

           What    |Removed                     |Added
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED

--- Comment #1 from Douglas Gregor <dgregor at apple.com> 2010-05-21 18:48:21 CDT ---
This was fixed a few weeks ago, and is much more helpful now:

t.cpp:4:12: error: no matching function for call to 'max'
    return std::max(arg1, arg2);
In file included from t.cpp:1:
In file included from /usr/include/c++/4.2.1/algorithm:64:
/usr/include/c++/4.2.1/bits/stl_algobase.h:204:5: note: candidate template
      ignored: deduced conflicting types for parameter '_Tp' ('int' vs. 'long')
    max(const _Tp& __a, const _Tp& __b)
/usr/include/c++/4.2.1/bits/stl_algobase.h:246:5: note: candidate function
      template not viable: requires 3 arguments, but 2 were provided
    max(const _Tp& __a, const _Tp& __b, _Compare __comp)

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