[ 0:00] compiling /home/xrockai/src/divine/nightly/test/libcxx/algorithms/max_element_comp.pass.cpp [ 0:00] In file included from /home/xrockai/src/divine/nightly/test/libcxx/algorithms/max_element_comp.pass.cpp:19: [ 0:00] In file included from /dios/libcxx/include/algorithm:639: [ 0:00] In file included from /dios/libcxx/include/initializer_list:46: [ 0:00] In file included from /dios/libcxx/include/cstddef:44: [ 0:00] In file included from /dios/include/stddef.h:10: [ 0:00] In file included from /dios/include/_PDCLIB/int.h:16: [ 0:00] /dios/include/_PDCLIB/cdefs.h:69:10: warning: Unsupported _ _cplusplus (__cplusplus) (too new) (supported: ISO/IEC 14882:1997, ISO/IEC 14882:2011). [ 0:00] #warning Unsupported _ _cplusplus (__cplusplus) (too new) (supported: ISO/IEC 14882:1997, ISO/IEC 14882:2011). [ 0:00] ^ [ 0:00] 1 warning generated. [ 0:02] compiling /dios/lib/config/seqklee.bc [ 0:02] setting up pass: functionmeta, options = [ 0:04] setting up pass: fuse-ctors, options = [ 0:04] KLEE: output directory is "/var/obj/divine-nightly/semidbg/test/__test_work_dir.14/_klee_out" [ 0:08] KLEE: Using Z3 solver backend [ 0:08] WARNING: this target does not support the llvm.stacksave intrinsic. [ 0:08] 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' [ 0:09] [ 0:09] KLEE: WARNING: undefined reference to function: _Z10klee_abortv [ 0:12] KLEE: WARNING: undefined reference to function: __dios_tainted_init [ 0:12] KLEE: WARNING: undefined reference to function: klee_free [ 0:12] KLEE: WARNING: undefined reference to function: klee_malloc [ 0:12] KLEE: WARNING ONCE: Using zero size array fix for landingpad instruction filter [ 0:13] i:1 [ 0:13] KLEE: WARNING ONCE: Alignment of memory from call "klee_malloc" is not modelled. Using alignment of 8. [ 0:13] about to __boot:0 [ 0:13] about to run the scheduler:0 [ 0:13] KLEE: WARNING ONCE: calling external: __dios_tainted_init() at /dios/libc/sys/start.cpp:49 5 [ 0:13] KLEE: ERROR: /dios/libc/sys/start.cpp:87: failed external call: __dios_tainted_init [ 0:13] KLEE: NOTE: now ignoring this error at this location [ 0:13] KLEE: ERROR: EXITING ON ERROR: [ 0:13] Error: failed external call: __dios_tainted_init [ 0:13] File: /dios/libc/sys/start.cpp [ 0:13] Line: 87 [ 0:13] assembly.ll line: 66707 [ 0:13] Stack: [ 0:13] #000066707 in __dios_start (l=2, argc=1, argv=94057191100936, envp=94057191170056) at /dios/libc/sys/start.cpp:87 [ 0:13] #100014701 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:13] #200075287 in klee_boot (argc=2, argv=94057158954368) at /dios/arch/klee/boot.c:41 [ 0:13] [ 0:13] [ 0:13] 1 /* TAGS: c++ fin */ [ 0:13] 2 /* CC_OPTS: -std=c++2a */ [ 0:13] 3 /* VERIFY_OPTS: -o nofail:malloc */ [ 0:13] 4 //===----------------------------------------------------------------------===// [ 0:13] 5 // [ 0:13] 6 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. [ 0:13] 7 // See https://llvm.org/LICENSE.txt for license information. [ 0:13] 8 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception [ 0:13] 9 // [ 0:13] 10 //===----------------------------------------------------------------------===// [ 0:13] 11 [ 0:13] 12 // [ 0:13] 13 [ 0:13] 14 // template Compare> [ 0:13] 15 // requires CopyConstructible [ 0:13] 16 // Iter [ 0:13] 17 // max_element(Iter first, Iter last, Compare comp); [ 0:13] 18 [ 0:13] 19 #include [ 0:13] 20 #include [ 0:13] 21 #include [ 0:13] 22 #include [ 0:13] 23 [ 0:13] 24 #include "test_macros.h" [ 0:13] 25 #include "test_iterators.h" [ 0:13] 26 [ 0:13] 27 std::mt19937 randomness; [ 0:13] 28 [ 0:13] 29 template [ 0:13] 30 void [ 0:13] 31 test(Iter first, Iter last) [ 0:13] 32 { [ 0:13] 33 Iter i = std::max_element(first, last, std::greater()); [ 0:13] 34 if (first != last) [ 0:13] 35 { [ 0:13] 36 for (Iter j = first; j != last; ++j) [ 0:13] 37 assert(!std::greater()(*i, *j)); [ 0:13] 38 } [ 0:13] 39 else [ 0:13] 40 assert(i == last); [ 0:13] 41 } [ 0:13] 42 [ 0:13] 43 template [ 0:13] 44 void [ 0:13] 45 test(int N) [ 0:13] 46 { [ 0:13] 47 int* a = new int[N]; [ 0:13] 48 for (int i = 0; i < N; ++i) [ 0:13] 49 a[i] = i; [ 0:13] 50 std::shuffle(a, a+N, randomness); [ 0:13] 51 test(Iter(a), Iter(a+N)); [ 0:13] 52 delete [] a; [ 0:13] 53 } [ 0:13] 54 [ 0:13] 55 template [ 0:13] 56 void [ 0:13] 57 test() [ 0:13] 58 { [ 0:13] 59 test(0); [ 0:13] 60 test(1); [ 0:13] 61 test(2); [ 0:13] 62 test(3); [ 0:13] 63 test(10); [ 0:13] 64 test(1000); [ 0:13] 65 } [ 0:13] 66 [ 0:13] 67 template [ 0:13] 68 void test_eq0(Iter first, Iter last, Pred p) [ 0:13] 69 { [ 0:13] 70 assert(first == std::max_element(first, last, p)); [ 0:13] 71 } [ 0:13] 72 [ 0:13] 73 void test_eq() [ 0:13] 74 { [ 0:13] 75 const int N = 10; [ 0:13] 76 int* a = new int[N]; [ 0:13] 77 for (int i = 0; i < N; ++i) [ 0:13] 78 a[i] = 10; // all the same [ 0:13] 79 test_eq0(a, a+N, std::less()); [ 0:13] 80 test_eq0(a, a+N, std::greater()); [ 0:13] 81 delete [] a; [ 0:13] 82 } [ 0:13] 83 [ 0:13] 84 #if TEST_STD_VER >= 14 [ 0:13] 85 constexpr int il[] = { 2, 4, 6, 8, 7, 5, 3, 1 }; [ 0:13] 86 struct less { constexpr bool operator ()( const int &x, const int &y) const { return x < y; }}; [ 0:13] 87 #endif [ 0:13] 88 [ 0:13] 89 void constexpr_test() [ 0:13] 90 { [ 0:13] 91 #if TEST_STD_VER >= 14 [ 0:13] 92 constexpr auto p = std::max_element(il, il+8, less()); [ 0:13] 93 static_assert ( *p == 8, "" ); [ 0:13] 94 #endif [ 0:13] 95 } [ 0:13] 96 [ 0:13] 97 int main(int, char**) [ 0:13] 98 { [ 0:13] 99 test >(); [ 0:13] 100 test >(); [ 0:13] 101 test >(); [ 0:13] 102 test(); [ 0:13] 103 test_eq(); [ 0:13] 104 [ 0:13] 105 constexpr_test(); [ 0:13] 106 [ 0:13] 107 return 0; [ 0:13] 108 } [ 0:13] # no errors were expected but one was found anyway