1 /*
2     Copyright (c) 2005-2020 Intel Corporation
3 
4     Licensed under the Apache License, Version 2.0 (the "License");
5     you may not use this file except in compliance with the License.
6     You may obtain a copy of the License at
7 
8         http://www.apache.org/licenses/LICENSE-2.0
9 
10     Unless required by applicable law or agreed to in writing, software
11     distributed under the License is distributed on an "AS IS" BASIS,
12     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13     See the License for the specific language governing permissions and
14     limitations under the License.
15 */
16 
17 #include "harness_allocator_overload.h"
18 #define HARNESS_NO_PARSE_COMMAND_LINE 1
19 #define __TBB_NO_IMPLICIT_LINKAGE 1
20 
21 #include "harness.h"
22 
23 #if !HARNESS_SKIP_TEST && TBB_USE_EXCEPTIONS
24 
25 #include "harness_tbb_independence.h"
26 #include "harness_assert.h"
27 #include "harness_barrier.h"
28 
29 #include "../tbb/tls.h"
30 
31 tbb::internal::tls<bool> new_handler_called;
customNewHandler()32 void customNewHandler() {
33     new_handler_called = true;
34     throw std::bad_alloc();
35 }
36 
37 // Return true if operator new threw exception
allocateWithException(size_t big_mem)38 bool allocateWithException(size_t big_mem) {
39     bool exception_caught = false;
40     try {
41         // Allocate big array (should throw exception)
42         char* volatile big_array = new char[big_mem];
43         // If succeeded, double the size (unless it overflows) and recursively retry
44         if (big_mem * 2 > big_mem) {
45             exception_caught = allocateWithException(big_mem * 2);
46         }
47         delete[] big_array;
48     } catch (const std::bad_alloc&) {
49         ASSERT(new_handler_called, "User provided new_handler was not called.");
50         exception_caught = true;
51     }
52     return exception_caught;
53 }
54 
55 class AllocLoopBody : NoAssign {
56 public:
operator ()(int) const57     void operator()(int) const {
58         size_t BIG_MEM = 100 * 1024 * 1024;
59         new_handler_called = false;
60         ASSERT(allocateWithException(BIG_MEM), "Operator new did not throw bad_alloc.");
61     }
62 };
63 
TestMain()64 int TestMain() {
65 #if __TBB_CPP11_GET_NEW_HANDLER_PRESENT
66     std::new_handler default_handler = std::get_new_handler();
67     ASSERT(default_handler == NULL, "No handler should be set at this point.");
68 #endif
69     // Define the handler for new operations
70     std::set_new_handler(customNewHandler);
71     // Run the test
72     NativeParallelFor(8, AllocLoopBody());
73     // Undo custom handler
74     std::set_new_handler(0);
75     return Harness::Done;
76 }
77 #else
TestMain()78 int TestMain() {
79     return Harness::Skipped;
80 }
81 #endif // !HARNESS_SKIP_TEST && TBB_USE_EXCEPTIONS
82