[ 0:01] compiling /home/xrockai/src/divine/nightly/test/libcxx/containers/indexing.pass.cpp [ 0:01] In file included from /home/xrockai/src/divine/nightly/test/libcxx/containers/indexing.pass.cpp:20: [ 0:01] In file included from /dios/libcxx/include/array:107: [ 0:01] In file included from /dios/libcxx/include/__tuple:14: [ 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 = [ 0:02] setting up pass: fuse-ctors, options = [ 0:02] KLEE: output directory is "/var/obj/divine-nightly/semidbg/test/__test_work_dir.18/_klee_out" [ 0:05] KLEE: Using Z3 solver backend [ 0:05] WARNING: this target does not support the llvm.stacksave intrinsic. [ 0:05] 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' [ 0:05] [ 0:05] KLEE: WARNING: undefined reference to function: __dios_tainted_init [ 0:08] KLEE: WARNING: undefined reference to function: klee_free [ 0:08] KLEE: WARNING: undefined reference to function: klee_malloc [ 0:08] i:1 [ 0:08] KLEE: WARNING ONCE: Alignment of memory from call "klee_malloc" is not modelled. Using alignment of 8. [ 0:08] about to __boot:0 [ 0:08] about to run the scheduler:0 [ 0:08] KLEE: WARNING ONCE: calling external: __dios_tainted_init() at /dios/libc/sys/start.cpp:49 5 [ 0:08] KLEE: ERROR: /dios/libc/sys/start.cpp:87: failed external call: __dios_tainted_init [ 0:08] KLEE: NOTE: now ignoring this error at this location [ 0:08] KLEE: ERROR: EXITING ON ERROR: [ 0:08] Error: failed external call: __dios_tainted_init [ 0:08] File: /dios/libc/sys/start.cpp [ 0:08] Line: 87 [ 0:08] assembly.ll line: 34191 [ 0:08] Stack: [ 0:08] #000034191 in __dios_start (l=2, argc=1, argv=94268616233480, envp=94268616294408) at /dios/libc/sys/start.cpp:87 [ 0:08] #100010200 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:08] #200042439 in klee_boot (argc=2, argv=94268590979840) at /dios/arch/klee/boot.c:41 [ 0:08] [ 0:08] [ 0:08] 1 /* TAGS: c++ fin */ [ 0:08] 2 /* CC_OPTS: -std=c++2a */ [ 0:08] 3 /* VERIFY_OPTS: -o nofail:malloc */ [ 0:08] 4 //===----------------------------------------------------------------------===// [ 0:08] 5 // [ 0:08] 6 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. [ 0:08] 7 // See https://llvm.org/LICENSE.txt for license information. [ 0:08] 8 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception [ 0:08] 9 // [ 0:08] 10 //===----------------------------------------------------------------------===// [ 0:08] 11 [ 0:08] 12 // [ 0:08] 13 [ 0:08] 14 // reference operator[] (size_type) [ 0:08] 15 // const_reference operator[] (size_type); // constexpr in C++14 [ 0:08] 16 // reference at (size_type) [ 0:08] 17 // const_reference at (size_type); // constexpr in C++14 [ 0:08] 18 // Libc++ marks these as noexcept [ 0:08] 19 [ 0:08] 20 #include [ 0:08] 21 #include [ 0:08] 22 [ 0:08] 23 #include "test_macros.h" [ 0:08] 24 [ 0:08] 25 // std::array is explicitly allowed to be initialized with A a = { init-list };. [ 0:08] 26 // Disable the missing braces warning for this reason. [ 0:08] 27 #include "disable_missing_braces_warning.h" [ 0:08] 28 [ 0:08] 29 #if TEST_STD_VER > 14 [ 0:08] 30 constexpr bool check_idx( size_t idx, double val ) [ 0:08] 31 { [ 0:08] 32 std::array arr = {1, 2, 3.5}; [ 0:08] 33 return arr[idx] == val; [ 0:08] 34 } [ 0:08] 35 #endif [ 0:08] 36 [ 0:08] 37 int main(int, char**) [ 0:08] 38 { [ 0:08] 39 { [ 0:08] 40 typedef double T; [ 0:08] 41 typedef std::array C; [ 0:08] 42 C c = {1, 2, 3.5}; [ 0:08] 43 LIBCPP_ASSERT_NOEXCEPT(c[0]); [ 0:08] 44 ASSERT_SAME_TYPE(C::reference, decltype(c[0])); [ 0:08] 45 C::reference r1 = c[0]; [ 0:08] 46 assert(r1 == 1); [ 0:08] 47 r1 = 5.5; [ 0:08] 48 assert(c.front() == 5.5); [ 0:08] 49 [ 0:08] 50 C::reference r2 = c[2]; [ 0:08] 51 assert(r2 == 3.5); [ 0:08] 52 r2 = 7.5; [ 0:08] 53 assert(c.back() == 7.5); [ 0:08] 54 } [ 0:08] 55 { [ 0:08] 56 typedef double T; [ 0:08] 57 typedef std::array C; [ 0:08] 58 const C c = {1, 2, 3.5}; [ 0:08] 59 LIBCPP_ASSERT_NOEXCEPT(c[0]); [ 0:08] 60 ASSERT_SAME_TYPE(C::const_reference, decltype(c[0])); [ 0:08] 61 C::const_reference r1 = c[0]; [ 0:08] 62 assert(r1 == 1); [ 0:08] 63 C::const_reference r2 = c[2]; [ 0:08] 64 assert(r2 == 3.5); [ 0:08] 65 } [ 0:08] 66 { // Test operator[] "works" on zero sized arrays [ 0:08] 67 typedef double T; [ 0:08] 68 typedef std::array C; [ 0:08] 69 C c = {}; [ 0:08] 70 C const& cc = c; [ 0:08] 71 LIBCPP_ASSERT_NOEXCEPT(c[0]); [ 0:08] 72 LIBCPP_ASSERT_NOEXCEPT(cc[0]); [ 0:08] 73 ASSERT_SAME_TYPE(C::reference, decltype(c[0])); [ 0:08] 74 ASSERT_SAME_TYPE(C::const_reference, decltype(cc[0])); [ 0:08] 75 if (c.size() > (0)) { // always false [ 0:08] 76 C::reference r1 = c[0]; [ 0:08] 77 C::const_reference r2 = cc[0]; [ 0:08] 78 ((void)r1); [ 0:08] 79 ((void)r2); [ 0:08] 80 } [ 0:08] 81 } [ 0:08] 82 { // Test operator[] "works" on zero sized arrays [ 0:08] 83 typedef double T; [ 0:08] 84 typedef std::array C; [ 0:08] 85 C c = {{}}; [ 0:08] 86 C const& cc = c; [ 0:08] 87 LIBCPP_ASSERT_NOEXCEPT(c[0]); [ 0:08] 88 LIBCPP_ASSERT_NOEXCEPT(cc[0]); [ 0:08] 89 ASSERT_SAME_TYPE(C::reference, decltype(c[0])); [ 0:08] 90 ASSERT_SAME_TYPE(C::const_reference, decltype(cc[0])); [ 0:08] 91 if (c.size() > (0)) { // always false [ 0:08] 92 C::reference r1 = c[0]; [ 0:08] 93 C::const_reference r2 = cc[0]; [ 0:08] 94 ((void)r1); [ 0:08] 95 ((void)r2); [ 0:08] 96 } [ 0:08] 97 } [ 0:08] 98 #if TEST_STD_VER > 11 [ 0:08] 99 { [ 0:08] 100 typedef double T; [ 0:08] 101 typedef std::array C; [ 0:08] 102 constexpr C c = {1, 2, 3.5}; [ 0:08] 103 LIBCPP_ASSERT_NOEXCEPT(c[0]); [ 0:08] 104 ASSERT_SAME_TYPE(C::const_reference, decltype(c[0])); [ 0:08] 105 [ 0:08] 106 constexpr T t1 = c[0]; [ 0:08] 107 static_assert (t1 == 1, ""); [ 0:08] 108 [ 0:08] 109 constexpr T t2 = c[2]; [ 0:08] 110 static_assert (t2 == 3.5, ""); [ 0:08] 111 } [ 0:08] 112 #endif [ 0:08] 113 [ 0:08] 114 #if TEST_STD_VER > 14 [ 0:08] 115 { [ 0:08] 116 static_assert (check_idx(0, 1), ""); [ 0:08] 117 static_assert (check_idx(1, 2), ""); [ 0:08] 118 static_assert (check_idx(2, 3.5), ""); [ 0:08] 119 } [ 0:08] 120 #endif [ 0:08] 121 [ 0:08] 122 return 0; [ 0:08] 123 } [ 0:08] # no errors were expected but one was found anyway