[ 0:01] compiling /home/xrockai/src/divine/nightly/test/libcxx/containers/begin.pass.cpp [ 0:01] In file included from /home/xrockai/src/divine/nightly/test/libcxx/containers/begin.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. [ 0:02] 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.16/_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' [ 0:08] [ 0:08] KLEE: WARNING: undefined reference to function: _Z10klee_abortv [ 0:14] KLEE: WARNING: undefined reference to function: __dios_tainted_init [ 0:14] KLEE: WARNING: undefined reference to function: klee_free [ 0:14] KLEE: WARNING: undefined reference to function: klee_malloc [ 0:14] KLEE: WARNING ONCE: Using zero size array fix for landingpad instruction filter [ 0:14] i:1 [ 0:14] KLEE: WARNING ONCE: Alignment of memory from call "klee_malloc" is not modelled. Using alignment of 8. [ 0:14] about to __boot:0 [ 0:14] about to run the scheduler:0 [ 0:14] KLEE: WARNING ONCE: calling external: __dios_tainted_init() at /dios/libc/sys/start.cpp:49 5 [ 0:14] KLEE: ERROR: /dios/libc/sys/start.cpp:87: failed external call: __dios_tainted_init [ 0:14] KLEE: NOTE: now ignoring this error at this location [ 0:14] KLEE: ERROR: EXITING ON ERROR: [ 0:15] Error: failed external call: __dios_tainted_init [ 0:15] File: /dios/libc/sys/start.cpp [ 0:15] Line: 87 [ 0:15] assembly.ll line: 70233 [ 0:15] Stack: [ 0:15] #000070233 in __dios_start (l=2, argc=1, argv=93983783219720, envp=93983783297032) at /dios/libc/sys/start.cpp:87 [ 0:15] #100018235 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:15] #200078813 in klee_boot (argc=2, argv=93983811747328) at /dios/arch/klee/boot.c:41 [ 0:15] [ 0:15] [ 0:15] 1 /* TAGS: c++ fin */ [ 0:15] 2 /* CC_OPTS: -std=c++2a */ [ 0:15] 3 /* VERIFY_OPTS: -o nofail:malloc */ [ 0:15] 4 //===----------------------------------------------------------------------===// [ 0:15] 5 // [ 0:15] 6 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. [ 0:15] 7 // See https://llvm.org/LICENSE.txt for license information. [ 0:15] 8 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception [ 0:15] 9 // [ 0:15] 10 //===----------------------------------------------------------------------===// [ 0:15] 11 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 [ 0:15] 12 [ 0:15] 13 // [ 0:15] 14 [ 0:15] 15 // constexpr iterator begin() const noexcept; [ 0:15] 16 // constexpr const_iterator cbegin() const noexcept; [ 0:15] 17 [ 0:15] 18 #include [ 0:15] 19 #include [ 0:15] 20 #include [ 0:15] 21 [ 0:15] 22 #include "test_macros.h" [ 0:15] 23 [ 0:15] 24 template [ 0:15] 25 constexpr bool testConstexprSpan(Span s) [ 0:15] 26 { [ 0:15] 27 bool ret = true; [ 0:15] 28 typename Span::iterator b = s. begin(); [ 0:15] 29 typename Span::const_iterator cb = s.cbegin(); [ 0:15] 30 [ 0:15] 31 if (s.empty()) [ 0:15] 32 { [ 0:15] 33 ret = ret && ( b == s.end()); [ 0:15] 34 ret = ret && (cb == s.cend()); [ 0:15] 35 } [ 0:15] 36 else [ 0:15] 37 { [ 0:15] 38 ret = ret && ( *b == s[0]); [ 0:15] 39 ret = ret && ( &*b == &s[0]); [ 0:15] 40 ret = ret && ( *cb == s[0]); [ 0:15] 41 ret = ret && (&*cb == &s[0]); [ 0:15] 42 } [ 0:15] 43 ret = ret && (b == cb); [ 0:15] 44 return ret; [ 0:15] 45 } [ 0:15] 46 [ 0:15] 47 [ 0:15] 48 template [ 0:15] 49 void testRuntimeSpan(Span s) [ 0:15] 50 { [ 0:15] 51 typename Span::iterator b = s. begin(); [ 0:15] 52 typename Span::const_iterator cb = s.cbegin(); [ 0:15] 53 [ 0:15] 54 if (s.empty()) [ 0:15] 55 { [ 0:15] 56 assert( b == s.end()); [ 0:15] 57 assert(cb == s.cend()); [ 0:15] 58 } [ 0:15] 59 else [ 0:15] 60 { [ 0:15] 61 assert( *b == s[0]); [ 0:15] 62 assert( &*b == &s[0]); [ 0:15] 63 assert( *cb == s[0]); [ 0:15] 64 assert(&*cb == &s[0]); [ 0:15] 65 } [ 0:15] 66 assert(b == cb); [ 0:15] 67 } [ 0:15] 68 [ 0:15] 69 struct A{}; [ 0:15] 70 bool operator==(A, A) {return true;} [ 0:15] 71 [ 0:15] 72 constexpr int iArr1[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9}; [ 0:15] 73 int iArr2[] = {10, 11, 12, 13, 14, 15, 16, 17, 18, 19}; [ 0:15] 74 [ 0:15] 75 [ 0:15] 76 int main(int, char**) [ 0:15] 77 { [ 0:15] 78 static_assert(testConstexprSpan(std::span()), ""); [ 0:15] 79 static_assert(testConstexprSpan(std::span()), ""); [ 0:15] 80 static_assert(testConstexprSpan(std::span()), ""); [ 0:15] 81 static_assert(testConstexprSpan(std::span()), ""); [ 0:15] 82 static_assert(testConstexprSpan(std::span()), ""); [ 0:15] 83 [ 0:15] 84 static_assert(testConstexprSpan(std::span()), ""); [ 0:15] 85 static_assert(testConstexprSpan(std::span()), ""); [ 0:15] 86 static_assert(testConstexprSpan(std::span()), ""); [ 0:15] 87 static_assert(testConstexprSpan(std::span()), ""); [ 0:15] 88 static_assert(testConstexprSpan(std::span()), ""); [ 0:15] 89 [ 0:15] 90 static_assert(testConstexprSpan(std::span(iArr1, 1)), ""); [ 0:15] 91 static_assert(testConstexprSpan(std::span(iArr1, 2)), ""); [ 0:15] 92 static_assert(testConstexprSpan(std::span(iArr1, 3)), ""); [ 0:15] 93 static_assert(testConstexprSpan(std::span(iArr1, 4)), ""); [ 0:15] 94 static_assert(testConstexprSpan(std::span(iArr1, 5)), ""); [ 0:15] 95 [ 0:15] 96 [ 0:15] 97 testRuntimeSpan(std::span ()); [ 0:15] 98 testRuntimeSpan(std::span ()); [ 0:15] 99 testRuntimeSpan(std::span ()); [ 0:15] 100 testRuntimeSpan(std::span ()); [ 0:15] 101 testRuntimeSpan(std::span()); [ 0:15] 102 [ 0:15] 103 testRuntimeSpan(std::span ()); [ 0:15] 104 testRuntimeSpan(std::span ()); [ 0:15] 105 testRuntimeSpan(std::span ()); [ 0:15] 106 testRuntimeSpan(std::span ()); [ 0:15] 107 testRuntimeSpan(std::span()); [ 0:15] 108 [ 0:15] 109 testRuntimeSpan(std::span(iArr2, 1)); [ 0:15] 110 testRuntimeSpan(std::span(iArr2, 2)); [ 0:15] 111 testRuntimeSpan(std::span(iArr2, 3)); [ 0:15] 112 testRuntimeSpan(std::span(iArr2, 4)); [ 0:15] 113 testRuntimeSpan(std::span(iArr2, 5)); [ 0:15] 114 [ 0:15] 115 std::string s; [ 0:15] 116 testRuntimeSpan(std::span(&s, (std::size_t) 0)); [ 0:15] 117 testRuntimeSpan(std::span(&s, 1)); [ 0:15] 118 [ 0:15] 119 return 0; [ 0:15] 120 } [ 0:15] # no errors were expected but one was found anyway