[PATCH] D13796: [libcxx] Use "-stdlib=libc++" when possible instead of '-nodefaultlibs' in the test suite.

[Eric Fiselier via cfe-commits]

EricWF added inline comments.

================
Comment at: test/libcxx/test/config.py:364
@@ +363,3 @@
+        deduced_use_stdlib_eq_libcxx = (self.cxx.isClang() and
+                                        cxx_abi == 'none' and
+                                        not use_llvm_unwinder)
----------------
jroelofs wrote:
> Maybe it makes sense to name this 'auto' instead of 'none'?
I don't think so. I think the CMake option `LIBCXX_CXX_ABI` should learn "auto" instead of "none".  Once CMake knows the correct library it can pass that on to the test suite. Currently CMake passes "none" when it knows "libc++.so" exports the ABI library symbols directly.





http://reviews.llvm.org/D13796