Bug 387483 – sys-devel/clang-2.9-r1: clang++ won't work with GCC-4.6 C++ libraries

• Status: RESOLVED FIXED
• Product: Gentoo Linux

[Description Tolga Dalman 2011-10-18 00:33:58 UTC]

Compiling trivial C++ applications with clang++ result in errors.


Reproducible: Always

Steps to Reproduce:
1. Create a C++ file containing #include <string>
2. Switch to gcc-4.6.1 with gcc-config
3. Compile with clang++ -c
Actual Results:  
In file included from /usr/lib/gcc/x86_64-pc-linux-gnu/4.6.1/include/g++-v4/string:41:
In file included from /usr/lib/gcc/x86_64-pc-linux-gnu/4.6.1/include/g++-v4/bits/char_traits.h:40:
/usr/lib/gcc/x86_64-pc-linux-gnu/4.6.1/include/g++-v4/bits/stl_algobase.h:378:43: error: 
      unexpected type name '_ValueTypeI': expected expression
      const bool __simple = (__is_trivial(_ValueTypeI)
                                          ^
/usr/lib/gcc/x86_64-pc-linux-gnu/4.6.1/include/g++-v4/bits/stl_algobase.h:383:40: error: 
      non-type template argument of type 'const bool' is not an integral
      constant expression
      return std::__copy_move<_IsMove, __simple,
                                       ^~~~~~~~
(cut)


This is a blocker for Bug 346809 (gcc-4.6 tracker).
See also LLVM bugzilla: http://llvm.org/bugs/show_bug.cgi?id=9472

[Comment 1 Ryan Hill (RETIRED) 2011-10-30 19:32:02 UTC]

Fixed in 4.6.2.