[ 0:00] compiling /home/xrockai/src/divine/nightly/test/libcxx/containers/end.pass.cpp [ 0:00] In file included from /home/xrockai/src/divine/nightly/test/libcxx/containers/end.pass.cpp:18: [ 0:01] In file included from /dios/libcxx/include/span:132: [ 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 = [ 0:03] setting up pass: fuse-ctors, options = [ 0:03] KLEE: output directory is "/var/obj/divine-nightly/semidbg/test/__test_work_dir.0/_klee_out" [ 0:07] KLEE: Using Z3 solver backend [ 0:07] WARNING: this target does not support the llvm.stacksave intrinsic. [ 0:07] 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' [ 0:07] [ 0:07] KLEE: WARNING: undefined reference to function: _Z10klee_abortv [ 0:13] KLEE: WARNING: undefined reference to function: __dios_tainted_init [ 0:13] KLEE: WARNING: undefined reference to function: klee_free [ 0:13] KLEE: WARNING: undefined reference to function: klee_malloc [ 0:13] 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: [ 0:14] Error: failed external call: __dios_tainted_init [ 0:14] File: /dios/libc/sys/start.cpp [ 0:14] Line: 87 [ 0:14] assembly.ll line: 72026 [ 0:14] Stack: [ 0:14] #000072026 in __dios_start (l=2, argc=1, argv=94333442454024, envp=94333442514952) at /dios/libc/sys/start.cpp:87 [ 0:14] #100020028 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:14] #200080606 in klee_boot (argc=2, argv=94333400301056) at /dios/arch/klee/boot.c:41 [ 0:14] [ 0:14] [ 0:14] 1 /* TAGS: c++ fin */ [ 0:14] 2 /* CC_OPTS: -std=c++2a */ [ 0:14] 3 /* VERIFY_OPTS: -o nofail:malloc */ [ 0:14] 4 //===----------------------------------------------------------------------===// [ 0:14] 5 // [ 0:14] 6 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. [ 0:14] 7 // See https://llvm.org/LICENSE.txt for license information. [ 0:14] 8 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception [ 0:14] 9 // [ 0:14] 10 //===----------------------------------------------------------------------===// [ 0:14] 11 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 [ 0:14] 12 [ 0:14] 13 // [ 0:14] 14 [ 0:14] 15 // constexpr iterator end() const noexcept; [ 0:14] 16 // constexpr const_iterator cend() const noexcept; [ 0:14] 17 [ 0:14] 18 #include [ 0:14] 19 #include [ 0:14] 20 #include [ 0:14] 21 [ 0:14] 22 #include "test_macros.h" [ 0:14] 23 [ 0:14] 24 template [ 0:14] 25 constexpr bool testConstexprSpan(Span s) [ 0:14] 26 { [ 0:14] 27 bool ret = true; [ 0:14] 28 typename Span::iterator e = s. end(); [ 0:14] 29 typename Span::const_iterator ce = s.cend(); [ 0:14] 30 if (s.empty()) [ 0:14] 31 { [ 0:14] 32 ret = ret && ( e == s.begin()); [ 0:14] 33 ret = ret && (ce == s.cbegin()); [ 0:14] 34 } [ 0:14] 35 else [ 0:14] 36 { [ 0:14] 37 typename Span::const_pointer last = &*(s.cbegin() + s.size() - 1); [ 0:14] 38 ret = ret && ( e != s.begin()); [ 0:14] 39 ret = ret && (ce != s.cbegin()); [ 0:14] 40 ret = ret && (&*( e-1) == last); [ 0:14] 41 ret = ret && (&*(ce-1) == last); [ 0:14] 42 } [ 0:14] 43 [ 0:14] 44 ret = ret && (static_cast( e - s.begin()) == s.size()); [ 0:14] 45 ret = ret && (static_cast(ce - s.cbegin()) == s.size()); [ 0:14] 46 [ 0:14] 47 ret = ret && (e == ce); [ 0:14] 48 return ret; [ 0:14] 49 } [ 0:14] 50 [ 0:14] 51 template [ 0:14] 52 void testRuntimeSpan(Span s) [ 0:14] 53 { [ 0:14] 54 typename Span::iterator e = s. end(); [ 0:14] 55 typename Span::const_iterator ce = s.cend(); [ 0:14] 56 if (s.empty()) [ 0:14] 57 { [ 0:14] 58 assert( e == s.begin()); [ 0:14] 59 assert(ce == s.cbegin()); [ 0:14] 60 } [ 0:14] 61 else [ 0:14] 62 { [ 0:14] 63 typename Span::const_pointer last = &*(s.cbegin() + s.size() - 1); [ 0:14] 64 assert( e != s.begin()); [ 0:14] 65 assert(ce != s.cbegin()); [ 0:14] 66 assert( &*( e-1) == last); [ 0:14] 67 assert( &*(ce-1) == last); [ 0:14] 68 } [ 0:14] 69 [ 0:14] 70 assert(static_cast( e - s.begin()) == s.size()); [ 0:14] 71 assert(static_cast(ce - s.cbegin()) == s.size()); [ 0:14] 72 [ 0:14] 73 assert(e == ce); [ 0:14] 74 } [ 0:14] 75 [ 0:14] 76 [ 0:14] 77 struct A{}; [ 0:14] 78 bool operator==(A, A) {return true;} [ 0:14] 79 [ 0:14] 80 constexpr int iArr1[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9}; [ 0:14] 81 int iArr2[] = {10, 11, 12, 13, 14, 15, 16, 17, 18, 19}; [ 0:14] 82 [ 0:14] 83 [ 0:14] 84 int main(int, char**) [ 0:14] 85 { [ 0:14] 86 static_assert(testConstexprSpan(std::span()), ""); [ 0:14] 87 static_assert(testConstexprSpan(std::span()), ""); [ 0:14] 88 static_assert(testConstexprSpan(std::span()), ""); [ 0:14] 89 static_assert(testConstexprSpan(std::span()), ""); [ 0:14] 90 static_assert(testConstexprSpan(std::span()), ""); [ 0:14] 91 [ 0:14] 92 static_assert(testConstexprSpan(std::span()), ""); [ 0:14] 93 static_assert(testConstexprSpan(std::span()), ""); [ 0:14] 94 static_assert(testConstexprSpan(std::span()), ""); [ 0:14] 95 static_assert(testConstexprSpan(std::span()), ""); [ 0:14] 96 static_assert(testConstexprSpan(std::span()), ""); [ 0:14] 97 [ 0:14] 98 static_assert(testConstexprSpan(std::span(iArr1, 1)), ""); [ 0:14] 99 static_assert(testConstexprSpan(std::span(iArr1, 2)), ""); [ 0:14] 100 static_assert(testConstexprSpan(std::span(iArr1, 3)), ""); [ 0:14] 101 static_assert(testConstexprSpan(std::span(iArr1, 4)), ""); [ 0:14] 102 static_assert(testConstexprSpan(std::span(iArr1, 5)), ""); [ 0:14] 103 [ 0:14] 104 [ 0:14] 105 testRuntimeSpan(std::span ()); [ 0:14] 106 testRuntimeSpan(std::span ()); [ 0:14] 107 testRuntimeSpan(std::span ()); [ 0:14] 108 testRuntimeSpan(std::span ()); [ 0:14] 109 testRuntimeSpan(std::span()); [ 0:14] 110 [ 0:14] 111 testRuntimeSpan(std::span ()); [ 0:14] 112 testRuntimeSpan(std::span ()); [ 0:14] 113 testRuntimeSpan(std::span ()); [ 0:14] 114 testRuntimeSpan(std::span ()); [ 0:14] 115 testRuntimeSpan(std::span()); [ 0:14] 116 [ 0:14] 117 testRuntimeSpan(std::span(iArr2, 1)); [ 0:14] 118 testRuntimeSpan(std::span(iArr2, 2)); [ 0:14] 119 testRuntimeSpan(std::span(iArr2, 3)); [ 0:14] 120 testRuntimeSpan(std::span(iArr2, 4)); [ 0:14] 121 testRuntimeSpan(std::span(iArr2, 5)); [ 0:14] 122 [ 0:14] 123 std::string s; [ 0:14] 124 testRuntimeSpan(std::span(&s, (std::size_t) 0)); [ 0:14] 125 testRuntimeSpan(std::span(&s, 1)); [ 0:14] 126 [ 0:14] 127 return 0; [ 0:14] 128 } [ 0:14] # no errors were expected but one was found anyway