On Mac OS X, lldb will now build c++11 and use
libc++.  We also no longer use the GNU extensions
to C++ and C (we didn't use them anyway).

This also means that the LLVM we use must be
built with the new libc++.

I will commit llvm.zip next.

<rdar://problem/11930775>


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@161562 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lldb.xcodeproj/project.pbxproj b/lldb.xcodeproj/project.pbxproj
index 312c401..2595966 100644
--- a/lldb.xcodeproj/project.pbxproj
+++ b/lldb.xcodeproj/project.pbxproj
@@ -4048,9 +4048,11 @@
 					x86_64,
 					i386,
 				);
+				CLANG_CXX_LANGUAGE_STANDARD = "c++0x";
+				CLANG_CXX_LIBRARY = "libc++";
 				COPY_PHASE_STRIP = NO;
 				DEBUG_INFORMATION_FORMAT = dwarf;
-				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_C_LANGUAGE_STANDARD = c99;
 				GCC_OPTIMIZATION_LEVEL = 0;
 				GCC_PREPROCESSOR_DEFINITIONS = (
 					__STDC_CONSTANT_MACROS,
@@ -4105,9 +4107,11 @@
 				ARCHS = "$(NATIVE_ARCH)";
 				"ARCHS[sdk=iphoneos*]" = armv7;
 				"ARCHS[sdk=macosx*]" = "$(ARCHS_STANDARD_64_BIT)";
+				CLANG_CXX_LANGUAGE_STANDARD = "c++0x";
+				CLANG_CXX_LIBRARY = "libc++";
 				COPY_PHASE_STRIP = NO;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
-				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_C_LANGUAGE_STANDARD = c99;
 				GCC_PREPROCESSOR_DEFINITIONS = (
 					__STDC_CONSTANT_MACROS,
 					__STDC_LIMIT_MACROS,
@@ -4478,9 +4482,11 @@
 					x86_64,
 					i386,
 				);
+				CLANG_CXX_LANGUAGE_STANDARD = "c++0x";
+				CLANG_CXX_LIBRARY = "libc++";
 				COPY_PHASE_STRIP = NO;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
-				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_C_LANGUAGE_STANDARD = c99;
 				GCC_PREPROCESSOR_DEFINITIONS = (
 					__STDC_CONSTANT_MACROS,
 					__STDC_LIMIT_MACROS,