From 7a68749f7f9ec455fe1860b6d8f8029a0a7ed8cd Mon Sep 17 00:00:00 2001
From: Eric Fiselier <eric@efcs.ca>
Date: Fri, 12 Dec 2014 02:36:23 +0000
Subject: [PATCH] Fix building and running tests when LIBCXX_ENABLE_EXCEPTIONS
 or LIBCXX_ENABLE_RTTI are turned off.

llvm-svn: 224095
---
 libcxx/src/memory.cpp       |  2 +-
 libcxx/test/CMakeLists.txt  |  2 ++
 libcxx/test/lit.cfg         | 11 +++++++++++
 libcxx/test/lit.site.cfg.in |  2 ++
 4 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/libcxx/src/memory.cpp b/libcxx/src/memory.cpp
index c56d031..8a4eb34 100644
--- a/libcxx/src/memory.cpp
+++ b/libcxx/src/memory.cpp
@@ -111,7 +111,7 @@ __shared_weak_count::lock() _NOEXCEPT
     return 0;
 }
 
-#ifndef _LIBCPP_NO_RTTI
+#if !defined(_LIBCPP_NO_RTTI) || !defined(_LIBCPP_BUILD_STATIC)
 
 const void*
 __shared_weak_count::__get_deleter(const type_info&) const _NOEXCEPT
diff --git a/libcxx/test/CMakeLists.txt b/libcxx/test/CMakeLists.txt
index 4c8193e..0d053b4 100644
--- a/libcxx/test/CMakeLists.txt
+++ b/libcxx/test/CMakeLists.txt
@@ -27,6 +27,8 @@ if(PYTHONINTERP_FOUND)
   set(LIBCXX_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/..)
   set(LIBCXX_BINARY_DIR ${CMAKE_BINARY_DIR})
   set(PYTHON_EXECUTABLE ${PYTHON_EXECUTABLE})
+  pythonize_bool(LIBCXX_ENABLE_EXCEPTIONS)
+  pythonize_bool(LIBCXX_ENABLE_RTTI)
   pythonize_bool(LIBCXX_ENABLE_SHARED)
   pythonize_bool(LIBCXX_ENABLE_THREADS)
   pythonize_bool(LIBCXX_ENABLE_MONOTONIC_CLOCK)
diff --git a/libcxx/test/lit.cfg b/libcxx/test/lit.cfg
index 6f1303a..8bad030 100644
--- a/libcxx/test/lit.cfg
+++ b/libcxx/test/lit.cfg
@@ -426,6 +426,16 @@ class Configuration(object):
             self.compile_flags += ['-D__STDC_FORMAT_MACROS',
                                    '-D__STDC_LIMIT_MACROS',
                                    '-D__STDC_CONSTANT_MACROS']
+        enable_exceptions = self.get_lit_bool('enable_exceptions', True)
+        if enable_exceptions:
+            self.config.available_features.add('exceptions')
+        else:
+            self.compile_flags += ['-fno-exceptions']
+        enable_rtti = self.get_lit_bool('enable_rtti', True)
+        if enable_rtti:
+            self.config.available_features.add('rtti')
+        else:
+            self.compile_flags += ['-fno-rtti', '-D_LIBCPP_NO_RTTI']
         # Configure threading features.
         enable_threads = self.get_lit_bool('enable_threads', True)
         enable_monotonic_clock = self.get_lit_bool('enable_monotonic_clock', True)
@@ -439,6 +449,7 @@ class Configuration(object):
             self.lit_config.fatal('enable_monotonic_clock cannot be false when'
                                   ' enable_threads is true.')
 
+
     def configure_link_flags(self):
         # Configure library search paths
         abi_library_path = self.get_lit_conf('abi_library_path', '')
diff --git a/libcxx/test/lit.site.cfg.in b/libcxx/test/lit.site.cfg.in
index 47e88d8..3261971 100644
--- a/libcxx/test/lit.site.cfg.in
+++ b/libcxx/test/lit.site.cfg.in
@@ -4,6 +4,8 @@ config.std                      = "@LIBCXX_STD_VERSION@"
 config.libcxx_src_root          = "@LIBCXX_SOURCE_DIR@"
 config.libcxx_obj_root          = "@LIBCXX_BINARY_DIR@"
 config.python_executable        = "@PYTHON_EXECUTABLE@"
+config.enable_exceptions        = "@LIBCXX_ENABLE_EXCEPTIONS@"
+config.enable_rtti              = "@LIBCXX_ENABLE_RTTI@"
 config.enable_shared            = "@LIBCXX_ENABLE_SHARED@"
 config.enable_threads           = "@LIBCXX_ENABLE_THREADS@"
 config.enable_monotonic_clock   = "@LIBCXX_ENABLE_MONOTONIC_CLOCK@"
-- 
2.7.4