[ 0:00] compiling /home/xrockai/src/divine/nightly/test/libcxx/containers/array.pass.cpp [ 0:00] In file included from /home/xrockai/src/divine/nightly/test/libcxx/containers/array.pass.cpp:25: [ 0:00] In file included from /dios/libcxx/include/span:132: [ 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. [ 0:01] 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.19/_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 [ 0:12] 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: 66917 [ 0:13] Stack: [ 0:13] #000066917 in __dios_start (l=2, argc=1, argv=93949302657544, envp=93949302734856) at /dios/libc/sys/start.cpp:87 [ 0:13] #100014919 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:13] #200075497 in klee_boot (argc=2, argv=93949260635648) 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 // -*- C++ -*- [ 0:13] 5 //===------------------------------ span ---------------------------------===// [ 0:13] 6 // [ 0:13] 7 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. [ 0:13] 8 // See https://llvm.org/LICENSE.txt for license information. [ 0:13] 9 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception [ 0:13] 10 // [ 0:13] 11 //===---------------------------------------------------------------------===// [ 0:13] 12 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 [ 0:13] 13 [ 0:13] 14 // [ 0:13] 15 [ 0:13] 16 // template [ 0:13] 17 // constexpr span(element_type (&arr)[N]) noexcept; [ 0:13] 18 // [ 0:13] 19 // Remarks: These constructors shall not participate in overload resolution unless: [ 0:13] 20 // — extent == dynamic_extent || N == extent is true, and [ 0:13] 21 // — remove_pointer_t(*)[] is convertible to ElementType(*)[]. [ 0:13] 22 // [ 0:13] 23 [ 0:13] 24 [ 0:13] 25 #include [ 0:13] 26 #include [ 0:13] 27 #include [ 0:13] 28 [ 0:13] 29 #include "test_macros.h" [ 0:13] 30 [ 0:13] 31 [ 0:13] 32 void checkCV() [ 0:13] 33 { [ 0:13] 34 int arr[] = {1,2,3}; [ 0:13] 35 const int carr[] = {4,5,6}; [ 0:13] 36 volatile int varr[] = {7,8,9}; [ 0:13] 37 const volatile int cvarr[] = {1,3,5}; [ 0:13] 38 [ 0:13] 39 // Types the same (dynamic sized) [ 0:13] 40 { [ 0:13] 41 std::span< int> s1{ arr}; // a span< int> pointing at int. [ 0:13] 42 std::span s2{ carr}; // a span pointing at const int. [ 0:13] 43 std::span< volatile int> s3{ varr}; // a span< volatile int> pointing at volatile int. [ 0:13] 44 std::span s4{cvarr}; // a span pointing at const volatile int. [ 0:13] 45 assert(s1.size() + s2.size() + s3.size() + s4.size() == 12); [ 0:13] 46 } [ 0:13] 47 [ 0:13] 48 // Types the same (static sized) [ 0:13] 49 { [ 0:13] 50 std::span< int,3> s1{ arr}; // a span< int> pointing at int. [ 0:13] 51 std::span s2{ carr}; // a span pointing at const int. [ 0:13] 52 std::span< volatile int,3> s3{ varr}; // a span< volatile int> pointing at volatile int. [ 0:13] 53 std::span s4{cvarr}; // a span pointing at const volatile int. [ 0:13] 54 assert(s1.size() + s2.size() + s3.size() + s4.size() == 12); [ 0:13] 55 } [ 0:13] 56 [ 0:13] 57 [ 0:13] 58 // types different (dynamic sized) [ 0:13] 59 { [ 0:13] 60 std::span s1{ arr}; // a span pointing at int. [ 0:13] 61 std::span< volatile int> s2{ arr}; // a span< volatile int> pointing at int. [ 0:13] 62 std::span< volatile int> s3{ arr}; // a span< volatile int> pointing at const int. [ 0:13] 63 std::span s4{ arr}; // a span pointing at int. [ 0:13] 64 std::span s5{carr}; // a span pointing at const int. [ 0:13] 65 std::span s6{varr}; // a span pointing at volatile int. [ 0:13] 66 assert(s1.size() + s2.size() + s3.size() + s4.size() + s5.size() + s6.size() == 18); [ 0:13] 67 } [ 0:13] 68 [ 0:13] 69 // types different (static sized) [ 0:13] 70 { [ 0:13] 71 std::span s1{ arr}; // a span pointing at int. [ 0:13] 72 std::span< volatile int,3> s2{ arr}; // a span< volatile int> pointing at int. [ 0:13] 73 std::span< volatile int,3> s3{ arr}; // a span< volatile int> pointing at const int. [ 0:13] 74 std::span s4{ arr}; // a span pointing at int. [ 0:13] 75 std::span s5{carr}; // a span pointing at const int. [ 0:13] 76 std::span s6{varr}; // a span pointing at volatile int. [ 0:13] 77 assert(s1.size() + s2.size() + s3.size() + s4.size() + s5.size() + s6.size() == 18); [ 0:13] 78 } [ 0:13] 79 } [ 0:13] 80 [ 0:13] 81 [ 0:13] 82 template [ 0:13] 83 constexpr bool testConstexprSpan() [ 0:13] 84 { [ 0:13] 85 constexpr T val[2] = {}; [ 0:13] 86 [ 0:13] 87 ASSERT_NOEXCEPT(std::span {val}); [ 0:13] 88 ASSERT_NOEXCEPT(std::span{val}); [ 0:13] 89 std::span s1{val}; [ 0:13] 90 std::span s2{val}; [ 0:13] 91 return [ 0:13] 92 s1.data() == &val[0] && s1.size() == 2 [ 0:13] 93 && s2.data() == &val[0] && s2.size() == 2; [ 0:13] 94 } [ 0:13] 95 [ 0:13] 96 [ 0:13] 97 template [ 0:13] 98 void testRuntimeSpan() [ 0:13] 99 { [ 0:13] 100 T val[2] = {}; [ 0:13] 101 ASSERT_NOEXCEPT(std::span {val}); [ 0:13] 102 ASSERT_NOEXCEPT(std::span{val}); [ 0:13] 103 std::span s1{val}; [ 0:13] 104 std::span s2{val}; [ 0:13] 105 assert(s1.data() == &val[0] && s1.size() == 2); [ 0:13] 106 assert(s2.data() == &val[0] && s2.size() == 2); [ 0:13] 107 } [ 0:13] 108 [ 0:13] 109 struct A{}; [ 0:13] 110 [ 0:13] 111 int main(int, char**) [ 0:13] 112 { [ 0:13] 113 static_assert(testConstexprSpan(), ""); [ 0:13] 114 static_assert(testConstexprSpan(), ""); [ 0:13] 115 static_assert(testConstexprSpan(), ""); [ 0:13] 116 static_assert(testConstexprSpan(), ""); [ 0:13] 117 [ 0:13] 118 testRuntimeSpan(); [ 0:13] 119 testRuntimeSpan(); [ 0:13] 120 testRuntimeSpan(); [ 0:13] 121 testRuntimeSpan(); [ 0:13] 122 testRuntimeSpan(); [ 0:13] 123 [ 0:13] 124 checkCV(); [ 0:13] 125 [ 0:13] 126 return 0; [ 0:13] 127 } [ 0:13] # no errors were expected but one was found anyway