UBSan doesn't globally replace new/delete but it still makes some tests fail. Investigation needed.

llvm-svn: 273372

libcxx/test/libcxx/test/config.py

@@ -628,7 +628,6 @@ class Configuration(object):
                 self.cxx.compile_flags += ['-O3']
                 self.env['UBSAN_OPTIONS'] = 'print_stacktrace=1'
                 self.config.available_features.add('ubsan')
-                self.config.available_features.add('sanitizer-new-delete')
             elif san == 'Thread':
                 self.cxx.flags += ['-fsanitize=thread']
                 self.config.available_features.add('tsan')

libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new_array_nothrow_replace.pass.cpp

@@ -11,6 +11,10 @@
 
 // UNSUPPORTED: sanitizer-new-delete
 
+// TODO Investigate why UBSAN prevents new from calling our replacement.
+// XFAIL: ubsan
+
+
 #include <new>
 #include <cstddef>
 #include <cstdlib>

libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new_array_replace.pass.cpp

@@ -11,6 +11,10 @@
 
 // UNSUPPORTED: sanitizer-new-delete
 
+// TODO Investigate why UBSAN prevents new from calling our replacement.
+// XFAIL: ubsan
+
+
 #include <new>
 #include <cstddef>
 #include <cstdlib>

libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.pass.cpp

@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 
 // XFAIL: libcpp-no-exceptions
+
 // test operator new
 
 // asan and msan will not call the new handler.

libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new_nothrow_replace.pass.cpp

@@ -11,6 +11,10 @@
 
 // UNSUPPORTED: sanitizer-new-delete
 
+// TODO Investigate why UBSAN prevents nothrow new from calling our replacement.
+// XFAIL: ubsan
+
+
 #include <new>
 #include <cstddef>
 #include <cstdlib>

libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/sized_delete_calls_unsized_delete.pass.cpp

@@ -13,6 +13,10 @@
 
 // UNSUPPORTED: sanitizer-new-delete
 
+// TODO Investigate why UBSAN prevents new from calling our replacement.
+// XFAIL: ubsan
+
+
 #include <new>
 #include <cstddef>
 #include <cstdlib>

libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/sized_delete_fsizeddeallocation.sh.cpp

@@ -14,6 +14,9 @@
 
 // UNSUPPORTED: sanitizer-new-delete
 
+// TODO Investigate why UBSAN prevents new from calling our replacement.
+// XFAIL: ubsan
+
 // NOTE: Only clang-3.7 and GCC 5.1 and greater support -fsized-deallocation.
 // REQUIRES: fsized-deallocation