[ 0:01] compiling /home/xrockai/src/divine/nightly/test/libcxx/strings/move_assign_noexcept.pass.cpp [ 0:01] In file included from /home/xrockai/src/divine/nightly/test/libcxx/strings/move_assign_noexcept.pass.cpp:26: [ 0:01] In file included from /dios/libcxx/include/string:504: [ 0:01] In file included from /dios/libcxx/include/string_view:175: [ 0:01] In file included from /dios/libcxx/include/__string:56: [ 0:01] In file included from /dios/libcxx/include/algorithm:639: [ 0:01] In file included from /dios/libcxx/include/initializer_list:46: [ 0:01] In file included from /dios/libcxx/include/cstddef:44: [ 0:01] In file included from /dios/include/stddef.h:10: [ 0:01] In file included from /dios/include/_PDCLIB/int.h:16: [ 0:01] /dios/include/_PDCLIB/cdefs.h:69:10: warning: Unsupported _ _cplusplus (__cplusplus) (too new) (supported: ISO/IEC 14882:1997, ISO/IEC 14882:2011). [ 0:01] #warning Unsupported _ _cplusplus (__cplusplus) (too new) (supported: ISO/IEC 14882:1997, ISO/IEC 14882:2011). [ 0:01] ^ [ 0:01] 1 warning generated. [ 0:01] compiling /dios/lib/config/seqklee.bc [ 0:01] setting up pass: functionmeta, options = [ 0:02] setting up pass: fuse-ctors, options = [ 0:02] KLEE: output directory is "/var/obj/divine-nightly/semidbg/test/__test_work_dir.10/_klee_out" [ 0:04] KLEE: Using Z3 solver backend [ 0:04] WARNING: this target does not support the llvm.stacksave intrinsic. [ 0:04] warning: Linking two modules of different target triples: klee_div_zero_check.bc' is 'x86_64-unknown-linux-gnu' whereas 'klee.bc' is 'x86_64-unknown-none-elf' [ 0:04] [ 0:04] KLEE: WARNING: undefined reference to function: __dios_tainted_init [ 0:06] KLEE: WARNING: undefined reference to function: klee_free [ 0:06] KLEE: WARNING: undefined reference to function: klee_malloc [ 0:06] i:1 [ 0:07] KLEE: WARNING ONCE: Alignment of memory from call "klee_malloc" is not modelled. Using alignment of 8. [ 0:07] about to __boot:0 [ 0:07] about to run the scheduler:0 [ 0:07] KLEE: WARNING ONCE: calling external: __dios_tainted_init() at /dios/libc/sys/start.cpp:49 5 [ 0:07] KLEE: ERROR: /dios/libc/sys/start.cpp:87: failed external call: __dios_tainted_init [ 0:07] KLEE: NOTE: now ignoring this error at this location [ 0:07] KLEE: ERROR: EXITING ON ERROR: [ 0:07] Error: failed external call: __dios_tainted_init [ 0:07] File: /dios/libc/sys/start.cpp [ 0:07] Line: 87 [ 0:07] assembly.ll line: 33967 [ 0:07] Stack: [ 0:07] #000033967 in __dios_start (l=2, argc=1, argv=94050504823304, envp=94050504892424) at /dios/libc/sys/start.cpp:87 [ 0:07] #100009993 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:07] #200042232 in klee_boot (argc=2, argv=94050479864576) at /dios/arch/klee/boot.c:41 [ 0:07] [ 0:07] [ 0:07] 1 /* TAGS: c++ fin */ [ 0:07] 2 /* CC_OPTS: -std=c++2a */ [ 0:07] 3 /* VERIFY_OPTS: -o nofail:malloc */ [ 0:07] 4 //===----------------------------------------------------------------------===// [ 0:07] 5 // [ 0:07] 6 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. [ 0:07] 7 // See https://llvm.org/LICENSE.txt for license information. [ 0:07] 8 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception [ 0:07] 9 // [ 0:07] 10 //===----------------------------------------------------------------------===// [ 0:07] 11 [ 0:07] 12 // UNSUPPORTED: c++98, c++03 [ 0:07] 13 [ 0:07] 14 // [ 0:07] 15 [ 0:07] 16 // basic_string& operator=(basic_string&& c) [ 0:07] 17 // noexcept( [ 0:07] 18 // allocator_traits::propagate_on_container_move_assignment::value || [ 0:07] 19 // allocator_traits::is_always_equal::value); // C++17 [ 0:07] 20 // [ 0:07] 21 // before C++17, we use the conforming extension [ 0:07] 22 // noexcept( [ 0:07] 23 // allocator_type::propagate_on_container_move_assignment::value && [ 0:07] 24 // is_nothrow_move_assignable::value); [ 0:07] 25 [ 0:07] 26 #include [ 0:07] 27 #include [ 0:07] 28 [ 0:07] 29 #include "test_macros.h" [ 0:07] 30 #include "test_allocator.h" [ 0:07] 31 [ 0:07] 32 template [ 0:07] 33 struct some_alloc [ 0:07] 34 { [ 0:07] 35 typedef T value_type; [ 0:07] 36 some_alloc(const some_alloc&); [ 0:07] 37 T *allocate(size_t); [ 0:07] 38 }; [ 0:07] 39 [ 0:07] 40 template [ 0:07] 41 struct some_alloc2 [ 0:07] 42 { [ 0:07] 43 typedef T value_type; [ 0:07] 44 [ 0:07] 45 some_alloc2() {} [ 0:07] 46 some_alloc2(const some_alloc2&); [ 0:07] 47 T *allocate(size_t); [ 0:07] 48 void deallocate(void*, unsigned) {} [ 0:07] 49 [ 0:07] 50 typedef std::false_type propagate_on_container_move_assignment; [ 0:07] 51 typedef std::true_type is_always_equal; [ 0:07] 52 }; [ 0:07] 53 [ 0:07] 54 template [ 0:07] 55 struct some_alloc3 [ 0:07] 56 { [ 0:07] 57 typedef T value_type; [ 0:07] 58 [ 0:07] 59 some_alloc3() {} [ 0:07] 60 some_alloc3(const some_alloc3&); [ 0:07] 61 T *allocate(size_t); [ 0:07] 62 void deallocate(void*, unsigned) {} [ 0:07] 63 [ 0:07] 64 typedef std::false_type propagate_on_container_move_assignment; [ 0:07] 65 typedef std::false_type is_always_equal; [ 0:07] 66 }; [ 0:07] 67 [ 0:07] 68 int main(int, char**) [ 0:07] 69 { [ 0:07] 70 { [ 0:07] 71 typedef std::string C; [ 0:07] 72 static_assert(std::is_nothrow_move_assignable::value, ""); [ 0:07] 73 } [ 0:07] 74 { [ 0:07] 75 typedef std::basic_string, test_allocator> C; [ 0:07] 76 static_assert(!std::is_nothrow_move_assignable::value, ""); [ 0:07] 77 } [ 0:07] 78 { [ 0:07] 79 typedef std::basic_string, some_alloc> C; [ 0:07] 80 #if TEST_STD_VER > 14 [ 0:07] 81 // if the allocators are always equal, then the move assignment can be noexcept [ 0:07] 82 static_assert( std::is_nothrow_move_assignable::value, ""); [ 0:07] 83 #else [ 0:07] 84 static_assert(!std::is_nothrow_move_assignable::value, ""); [ 0:07] 85 #endif [ 0:07] 86 } [ 0:07] 87 #if TEST_STD_VER > 14 [ 0:07] 88 { [ 0:07] 89 // POCMA is false, always equal [ 0:07] 90 typedef std::basic_string, some_alloc2> C; [ 0:07] 91 static_assert( std::is_nothrow_move_assignable::value, ""); [ 0:07] 92 } [ 0:07] 93 { [ 0:07] 94 // POCMA is false, not always equal [ 0:07] 95 typedef std::basic_string, some_alloc3> C; [ 0:07] 96 static_assert(!std::is_nothrow_move_assignable::value, ""); [ 0:07] 97 } [ 0:07] 98 #endif [ 0:07] 99 [ 0:07] 100 return 0; [ 0:07] 101 } [ 0:07] # no errors were expected but one was found anyway