| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // UNSUPPORTED: no-exceptions |
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| 10 | // UNSUPPORTED: sanitizer-new-delete |
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| 11 | |
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| 12 | // GCC warns about allocating numeric_limits<size_t>::max() being too large (which we test here) |
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| 13 | // ADDITIONAL_COMPILE_FLAGS(gcc): -Wno-alloc-size-larger-than |
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| 14 | |
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| 15 | // Libc++ when built for z/OS doesn't contain the aligned allocation functions, |
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| 16 | // nor does the dynamic library shipped with z/OS. |
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| 17 | // XFAIL: target={{.+}}-zos{{.*}} |
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| 18 | |
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| 19 | #include <new> |
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| 20 | #include <cassert> |
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| 21 | #include <limits> |
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| 22 | #include <cstdlib> |
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| 23 | |
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| 24 | struct construction_key {}; |
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| 25 | struct my_bad_alloc : std::bad_alloc { |
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| 26 | my_bad_alloc(const my_bad_alloc&) : self(this) { std::abort(); } |
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| 27 | my_bad_alloc(construction_key) : self(this) {} |
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| 28 | const my_bad_alloc* const self; |
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| 29 | }; |
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| 30 | |
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| 31 | int new_handler_called = 0; |
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| 32 | |
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| 33 | void my_new_handler() { |
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| 34 | ++new_handler_called; |
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| 35 | throw my_bad_alloc(construction_key()); |
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| 36 | } |
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| 37 | |
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| 38 | int main(int, char**) { |
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| 39 | std::set_new_handler(my_new_handler); |
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| 40 | try { |
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| 41 | void* x = operator new(std::numeric_limits<std::size_t>::max(), static_cast<std::align_val_t>(32)); |
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| 42 | (void)x; |
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| 43 | assert(false); |
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| 44 | } catch (my_bad_alloc const& e) { |
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| 45 | assert(new_handler_called == 1); |
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| 46 | assert(e.self == &e); |
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| 47 | } catch (...) { |
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| 48 | assert(false); |
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| 49 | } |
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| 50 | return 0; |
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| 51 | } |
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| 52 | |
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