[ 0:01] compiling /home/xrockai/src/divine/nightly/test/libcxx/containers/first.pass.cpp [ 0:01] In file included from /home/xrockai/src/divine/nightly/test/libcxx/containers/first.pass.cpp:24: [ 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.4/_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 [ 0:15] KLEE: WARNING: undefined reference to function: __dios_tainted_init [ 0:15] KLEE: WARNING: undefined reference to function: klee_free [ 0:15] KLEE: WARNING: undefined reference to function: klee_malloc [ 0:15] KLEE: WARNING ONCE: Using zero size array fix for landingpad instruction filter [ 0:15] i:1 [ 0:15] KLEE: WARNING ONCE: Alignment of memory from call "klee_malloc" is not modelled. Using alignment of 8. [ 0:15] about to __boot:0 [ 0:15] about to run the scheduler:0 [ 0:15] KLEE: WARNING ONCE: calling external: __dios_tainted_init() at /dios/libc/sys/start.cpp:49 5 [ 0:15] KLEE: ERROR: /dios/libc/sys/start.cpp:87: failed external call: __dios_tainted_init [ 0:15] KLEE: NOTE: now ignoring this error at this location [ 0:15] 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: 80422 [ 0:15] Stack: [ 0:15] #000080422 in __dios_start (l=2, argc=1, argv=94045385290248, envp=94045385351176) at /dios/libc/sys/start.cpp:87 [ 0:15] #100028295 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:15] #200088874 in klee_boot (argc=2, argv=94045339418112) 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 // -*- C++ -*- [ 0:15] 5 //===------------------------------ span ---------------------------------===// [ 0:15] 6 // [ 0:15] 7 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. [ 0:15] 8 // See https://llvm.org/LICENSE.txt for license information. [ 0:15] 9 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception [ 0:15] 10 // [ 0:15] 11 //===---------------------------------------------------------------------===// [ 0:15] 12 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 [ 0:15] 13 [ 0:15] 14 // [ 0:15] 15 [ 0:15] 16 // template [ 0:15] 17 // constexpr span first() const; [ 0:15] 18 // [ 0:15] 19 // constexpr span first(index_type count) const; [ 0:15] 20 // [ 0:15] 21 // Requires: 0 <= Count && Count <= size(). [ 0:15] 22 [ 0:15] 23 [ 0:15] 24 #include [ 0:15] 25 #include [ 0:15] 26 #include [ 0:15] 27 #include [ 0:15] 28 [ 0:15] 29 #include "test_macros.h" [ 0:15] 30 [ 0:15] 31 template [ 0:15] 32 constexpr bool testConstexprSpan(Span sp) [ 0:15] 33 { [ 0:15] 34 LIBCPP_ASSERT((noexcept(sp.template first()))); [ 0:15] 35 LIBCPP_ASSERT((noexcept(sp.first(Count)))); [ 0:15] 36 auto s1 = sp.template first(); [ 0:15] 37 auto s2 = sp.first(Count); [ 0:15] 38 using S1 = decltype(s1); [ 0:15] 39 using S2 = decltype(s2); [ 0:15] 40 ASSERT_SAME_TYPE(typename Span::value_type, typename S1::value_type); [ 0:15] 41 ASSERT_SAME_TYPE(typename Span::value_type, typename S2::value_type); [ 0:15] 42 static_assert(S1::extent == Count, ""); [ 0:15] 43 static_assert(S2::extent == std::dynamic_extent, ""); [ 0:15] 44 return [ 0:15] 45 s1.data() == s2.data() [ 0:15] 46 && s1.size() == s2.size() [ 0:15] 47 && std::equal(s1.begin(), s1.end(), sp.begin()); [ 0:15] 48 } [ 0:15] 49 [ 0:15] 50 [ 0:15] 51 template [ 0:15] 52 void testRuntimeSpan(Span sp) [ 0:15] 53 { [ 0:15] 54 LIBCPP_ASSERT((noexcept(sp.template first()))); [ 0:15] 55 LIBCPP_ASSERT((noexcept(sp.first(Count)))); [ 0:15] 56 auto s1 = sp.template first(); [ 0:15] 57 auto s2 = sp.first(Count); [ 0:15] 58 using S1 = decltype(s1); [ 0:15] 59 using S2 = decltype(s2); [ 0:15] 60 ASSERT_SAME_TYPE(typename Span::value_type, typename S1::value_type); [ 0:15] 61 ASSERT_SAME_TYPE(typename Span::value_type, typename S2::value_type); [ 0:15] 62 static_assert(S1::extent == Count, ""); [ 0:15] 63 static_assert(S2::extent == std::dynamic_extent, ""); [ 0:15] 64 assert(s1.data() == s2.data()); [ 0:15] 65 assert(s1.size() == s2.size()); [ 0:15] 66 assert(std::equal(s1.begin(), s1.end(), sp.begin())); [ 0:15] 67 } [ 0:15] 68 [ 0:15] 69 [ 0:15] 70 constexpr int carr1[] = {1,2,3,4}; [ 0:15] 71 int arr[] = {5,6,7}; [ 0:15] 72 std::string sarr [] = { "ABC", "DEF", "GHI", "JKL", "MNO"}; [ 0:15] 73 [ 0:15] 74 int main(int, char**) [ 0:15] 75 { [ 0:15] 76 { [ 0:15] 77 using Sp = std::span; [ 0:15] 78 static_assert(testConstexprSpan(Sp{}), ""); [ 0:15] 79 [ 0:15] 80 static_assert(testConstexprSpan(Sp{carr1}), ""); [ 0:15] 81 static_assert(testConstexprSpan(Sp{carr1}), ""); [ 0:15] 82 static_assert(testConstexprSpan(Sp{carr1}), ""); [ 0:15] 83 static_assert(testConstexprSpan(Sp{carr1}), ""); [ 0:15] 84 static_assert(testConstexprSpan(Sp{carr1}), ""); [ 0:15] 85 } [ 0:15] 86 [ 0:15] 87 { [ 0:15] 88 using Sp = std::span; [ 0:15] 89 [ 0:15] 90 static_assert(testConstexprSpan(Sp{carr1}), ""); [ 0:15] 91 static_assert(testConstexprSpan(Sp{carr1}), ""); [ 0:15] 92 static_assert(testConstexprSpan(Sp{carr1}), ""); [ 0:15] 93 static_assert(testConstexprSpan(Sp{carr1}), ""); [ 0:15] 94 static_assert(testConstexprSpan(Sp{carr1}), ""); [ 0:15] 95 } [ 0:15] 96 [ 0:15] 97 { [ 0:15] 98 using Sp = std::span; [ 0:15] 99 testRuntimeSpan(Sp{}); [ 0:15] 100 [ 0:15] 101 testRuntimeSpan(Sp{arr}); [ 0:15] 102 testRuntimeSpan(Sp{arr}); [ 0:15] 103 testRuntimeSpan(Sp{arr}); [ 0:15] 104 testRuntimeSpan(Sp{arr}); [ 0:15] 105 } [ 0:15] 106 [ 0:15] 107 { [ 0:15] 108 using Sp = std::span; [ 0:15] 109 [ 0:15] 110 testRuntimeSpan(Sp{arr}); [ 0:15] 111 testRuntimeSpan(Sp{arr}); [ 0:15] 112 testRuntimeSpan(Sp{arr}); [ 0:15] 113 testRuntimeSpan(Sp{arr}); [ 0:15] 114 } [ 0:15] 115 [ 0:15] 116 { [ 0:15] 117 using Sp = std::span; [ 0:15] 118 testConstexprSpan(Sp{}); [ 0:15] 119 [ 0:15] 120 testRuntimeSpan(Sp{sarr}); [ 0:15] 121 testRuntimeSpan(Sp{sarr}); [ 0:15] 122 testRuntimeSpan(Sp{sarr}); [ 0:15] 123 testRuntimeSpan(Sp{sarr}); [ 0:15] 124 testRuntimeSpan(Sp{sarr}); [ 0:15] 125 testRuntimeSpan(Sp{sarr}); [ 0:15] 126 } [ 0:15] 127 [ 0:15] 128 { [ 0:15] 129 using Sp = std::span; [ 0:15] 130 [ 0:15] 131 testRuntimeSpan(Sp{sarr}); [ 0:15] 132 testRuntimeSpan(Sp{sarr}); [ 0:15] 133 testRuntimeSpan(Sp{sarr}); [ 0:15] 134 testRuntimeSpan(Sp{sarr}); [ 0:15] 135 testRuntimeSpan(Sp{sarr}); [ 0:15] 136 testRuntimeSpan(Sp{sarr}); [ 0:15] 137 } [ 0:15] 138 [ 0:15] 139 return 0; [ 0:15] 140 } [ 0:15] # no errors were expected but one was found anyway