[ 0:02] compiling /home/xrockai/src/divine/nightly/test/libcxx/strings/literal2.pass.cpp [ 0:02] In file included from /home/xrockai/src/divine/nightly/test/libcxx/strings/literal2.pass.cpp:18: [ 0:02] In file included from /dios/libcxx/include/string_view:175: [ 0:02] In file included from /dios/libcxx/include/__string:56: [ 0:02] In file included from /dios/libcxx/include/algorithm:639: [ 0:02] In file included from /dios/libcxx/include/initializer_list:46: [ 0:02] In file included from /dios/libcxx/include/cstddef:44: [ 0:02] In file included from /dios/include/stddef.h:10: [ 0:02] In file included from /dios/include/_PDCLIB/int.h:16: [ 0:02] /dios/include/_PDCLIB/cdefs.h:69:10: warning: Unsupported _ _cplusplus (__cplusplus) (too new) (supported: ISO/IEC 14882:1997, ISO/IEC 14882:2011). [ 0:02] #warning Unsupported _ _cplusplus (__cplusplus) (too new) (supported: ISO/IEC 14882:1997, ISO/IEC 14882:2011). [ 0:02] ^ [ 0:02] 1 warning generated. [ 0:02] compiling /dios/lib/config/seqklee.bc [ 0:02] 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.11/_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 [ 0:07] KLEE: WARNING: undefined reference to function: klee_free [ 0:07] KLEE: WARNING: undefined reference to function: klee_malloc [ 0:07] i:1 [ 0:07] KLEE: WARNING ONCE: Alignment of memory from call "klee_malloc" is not modelled. Using alignment of 8. [ 0:07] about to __boot:0 [ 0:07] about to run the scheduler:0 [ 0:07] KLEE: WARNING ONCE: calling external: __dios_tainted_init() at /dios/libc/sys/start.cpp:49 5 [ 0:07] KLEE: ERROR: /dios/libc/sys/start.cpp:87: failed external call: __dios_tainted_init [ 0:07] KLEE: NOTE: now ignoring this error at this location [ 0:07] 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: 34036 [ 0:08] Stack: [ 0:08] #000034036 in __dios_start (l=2, argc=1, argv=94144782250504, envp=94144782311432) at /dios/libc/sys/start.cpp:87 [ 0:08] #100010045 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:08] #200042284 in klee_boot (argc=2, argv=94144757242624) 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 // -*- C++ -*- [ 0:08] 5 //===----------------------------------------------------------------------===// [ 0:08] 6 // [ 0:08] 7 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. [ 0:08] 8 // See https://llvm.org/LICENSE.txt for license information. [ 0:08] 9 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception [ 0:08] 10 // [ 0:08] 11 //===----------------------------------------------------------------------===// [ 0:08] 12 [ 0:08] 13 // UNSUPPORTED: c++98, c++03, c++11 [ 0:08] 14 // UNSUPPORTED: clang-3.3, clang-3.4, clang-3.5, clang-3.6, clang-3.7, clang-3.8, clang-3.9 [ 0:08] 15 // UNSUPPORTED: apple-clang-6, apple-clang-7, apple-clang-8 [ 0:08] 16 // Note: libc++ supports string_view before C++17, but literals were introduced in C++14 [ 0:08] 17 [ 0:08] 18 #include [ 0:08] 19 #include [ 0:08] 20 [ 0:08] 21 #include "test_macros.h" [ 0:08] 22 [ 0:08] 23 int main(int, char**) [ 0:08] 24 { [ 0:08] 25 using namespace std::literals::string_view_literals; [ 0:08] 26 [ 0:08] 27 std::string_view foo = ""sv; [ 0:08] 28 assert(foo.length() == 0); [ 0:08] 29 [ 0:08] 30 return 0; [ 0:08] 31 } [ 0:08] # no errors were expected but one was found anyway