[ 0:00] compiling /home/xrockai/src/divine/nightly/test/libcxx/containers/empty.pass.cpp [ 0:00] In file included from /home/xrockai/src/divine/nightly/test/libcxx/containers/empty.pass.cpp:20: [ 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.4/_klee_out" [ 0:06] KLEE: Using Z3 solver backend [ 0:06] 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: [ 0:13] Error: failed external call: __dios_tainted_init [ 0:13] File: /dios/libc/sys/start.cpp [ 0:13] Line: 87 [ 0:13] assembly.ll line: 65936 [ 0:13] Stack: [ 0:13] #000065936 in __dios_start (l=2, argc=1, argv=94380139844104, envp=94380139929608) at /dios/libc/sys/start.cpp:87 [ 0:13] #100013955 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:13] #200074533 in klee_boot (argc=2, argv=94380097125888) at /dios/arch/klee/boot.c:41 [ 0:13] [ 0:13] [ 0:13] 1 /* TAGS: c++ fin */ [ 0:14] 2 /* CC_OPTS: -std=c++2a */ [ 0:14] 3 /* VERIFY_OPTS: -o nofail:malloc */ [ 0:14] 4 // -*- C++ -*- [ 0:14] 5 //===------------------------------ span ---------------------------------===// [ 0:14] 6 // [ 0:14] 7 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. [ 0:14] 8 // See https://llvm.org/LICENSE.txt for license information. [ 0:14] 9 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception [ 0:14] 10 // [ 0:14] 11 //===---------------------------------------------------------------------===// [ 0:14] 12 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 [ 0:14] 13 [ 0:14] 14 // [ 0:14] 15 [ 0:14] 16 // constexpr bool empty() const noexcept; [ 0:14] 17 // [ 0:14] 18 [ 0:14] 19 [ 0:14] 20 #include [ 0:14] 21 #include [ 0:14] 22 #include [ 0:14] 23 [ 0:14] 24 #include "test_macros.h" [ 0:14] 25 [ 0:14] 26 struct A{}; [ 0:14] 27 constexpr int iArr1[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9}; [ 0:14] 28 int iArr2[] = {10, 11, 12, 13, 14, 15, 16, 17, 18, 19}; [ 0:14] 29 [ 0:14] 30 int main(int, char**) [ 0:14] 31 { [ 0:14] 32 static_assert( noexcept(std::span ().empty()), ""); [ 0:14] 33 static_assert( noexcept(std::span().empty()), ""); [ 0:14] 34 [ 0:14] 35 [ 0:14] 36 static_assert( std::span().empty(), ""); [ 0:14] 37 static_assert( std::span().empty(), ""); [ 0:14] 38 static_assert( std::span().empty(), ""); [ 0:14] 39 static_assert( std::span().empty(), ""); [ 0:14] 40 static_assert( std::span().empty(), ""); [ 0:14] 41 [ 0:14] 42 static_assert( std::span().empty(), ""); [ 0:14] 43 static_assert( std::span().empty(), ""); [ 0:14] 44 static_assert( std::span().empty(), ""); [ 0:14] 45 static_assert( std::span().empty(), ""); [ 0:14] 46 static_assert( std::span().empty(), ""); [ 0:14] 47 [ 0:14] 48 static_assert(!std::span(iArr1, 1).empty(), ""); [ 0:14] 49 static_assert(!std::span(iArr1, 2).empty(), ""); [ 0:14] 50 static_assert(!std::span(iArr1, 3).empty(), ""); [ 0:14] 51 static_assert(!std::span(iArr1, 4).empty(), ""); [ 0:14] 52 static_assert(!std::span(iArr1, 5).empty(), ""); [ 0:14] 53 [ 0:14] 54 assert( (std::span().empty() )); [ 0:14] 55 assert( (std::span().empty() )); [ 0:14] 56 assert( (std::span().empty() )); [ 0:14] 57 assert( (std::span().empty() )); [ 0:14] 58 assert( (std::span().empty() )); [ 0:14] 59 [ 0:14] 60 assert( (std::span().empty() )); [ 0:14] 61 assert( (std::span().empty() )); [ 0:14] 62 assert( (std::span().empty() )); [ 0:14] 63 assert( (std::span().empty() )); [ 0:14] 64 assert( (std::span().empty())); [ 0:14] 65 [ 0:14] 66 assert(!(std::span(iArr2, 1).empty())); [ 0:14] 67 assert(!(std::span(iArr2, 2).empty())); [ 0:14] 68 assert(!(std::span(iArr2, 3).empty())); [ 0:14] 69 assert(!(std::span(iArr2, 4).empty())); [ 0:14] 70 assert(!(std::span(iArr2, 5).empty())); [ 0:14] 71 [ 0:14] 72 std::string s; [ 0:14] 73 assert( ((std::span(&s, (std::size_t) 0)).empty())); [ 0:14] 74 assert(!((std::span(&s, 1).empty()))); [ 0:14] 75 [ 0:14] 76 return 0; [ 0:14] 77 } [ 0:14] # no errors were expected but one was found anyway