[ 0:00] compiling /home/xrockai/src/divine/nightly/test/libcxx/atomic/atomic_fetch_sub.pass.cpp [ 0:00] In file included from /home/xrockai/src/divine/nightly/test/libcxx/atomic/atomic_fetch_sub.pass.cpp:33: [ 0:00] In file included from /dios/libcxx/include/atomic:550: [ 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 = [ 0:02] setting up pass: fuse-ctors, options = [ 0:02] KLEE: output directory is "/var/obj/divine-nightly/semidbg/test/__test_work_dir.13/_klee_out" [ 0:04] KLEE: Using Z3 solver backend [ 0:04] WARNING: this target does not support the llvm.stacksave intrinsic. [ 0:04] 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: 39972 [ 0:08] Stack: [ 0:08] #000039972 in __dios_start (l=2, argc=1, argv=94844491698696, envp=94844491767816) at /dios/libc/sys/start.cpp:87 [ 0:08] #100015981 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:08] #200048220 in klee_boot (argc=2, argv=94844463938304) 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 // UNSUPPORTED: libcpp-has-no-threads [ 0:08] 13 // ... test crashes clang [ 0:08] 14 [ 0:08] 15 // [ 0:08] 16 [ 0:08] 17 // template [ 0:08] 18 // Integral [ 0:08] 19 // atomic_fetch_sub(volatile atomic* obj, Integral op); [ 0:08] 20 // [ 0:08] 21 // template [ 0:08] 22 // Integral [ 0:08] 23 // atomic_fetch_sub(atomic* obj, Integral op); [ 0:08] 24 // [ 0:08] 25 // template [ 0:08] 26 // T* [ 0:08] 27 // atomic_fetch_sub(volatile atomic* obj, ptrdiff_t op); [ 0:08] 28 // [ 0:08] 29 // template [ 0:08] 30 // T* [ 0:08] 31 // atomic_fetch_sub(atomic* obj, ptrdiff_t op); [ 0:08] 32 [ 0:08] 33 #include [ 0:08] 34 #include [ 0:08] 35 #include [ 0:08] 36 [ 0:08] 37 #include "test_macros.h" [ 0:08] 38 #include "atomic_helpers.h" [ 0:08] 39 [ 0:08] 40 template [ 0:08] 41 struct TestFn { [ 0:08] 42 void operator()() const { [ 0:08] 43 { [ 0:08] 44 typedef std::atomic A; [ 0:08] 45 A t; [ 0:08] 46 std::atomic_init(&t, T(3)); [ 0:08] 47 assert(std::atomic_fetch_sub(&t, T(2)) == T(3)); [ 0:08] 48 assert(t == T(1)); [ 0:08] 49 } [ 0:08] 50 { [ 0:08] 51 typedef std::atomic A; [ 0:08] 52 volatile A t; [ 0:08] 53 std::atomic_init(&t, T(3)); [ 0:08] 54 assert(std::atomic_fetch_sub(&t, T(2)) == T(3)); [ 0:08] 55 assert(t == T(1)); [ 0:08] 56 } [ 0:08] 57 } [ 0:08] 58 }; [ 0:08] 59 [ 0:08] 60 template [ 0:08] 61 void testp() [ 0:08] 62 { [ 0:08] 63 { [ 0:08] 64 typedef std::atomic A; [ 0:08] 65 typedef typename std::remove_pointer::type X; [ 0:08] 66 A t; [ 0:08] 67 std::atomic_init(&t, T(3*sizeof(X))); [ 0:08] 68 assert(std::atomic_fetch_sub(&t, 2) == T(3*sizeof(X))); [ 0:08] 69 assert(t == T(1*sizeof(X))); [ 0:08] 70 } [ 0:08] 71 { [ 0:08] 72 typedef std::atomic A; [ 0:08] 73 typedef typename std::remove_pointer::type X; [ 0:08] 74 volatile A t; [ 0:08] 75 std::atomic_init(&t, T(3*sizeof(X))); [ 0:08] 76 assert(std::atomic_fetch_sub(&t, 2) == T(3*sizeof(X))); [ 0:08] 77 assert(t == T(1*sizeof(X))); [ 0:08] 78 } [ 0:08] 79 } [ 0:08] 80 [ 0:08] 81 int main(int, char**) [ 0:08] 82 { [ 0:08] 83 TestEachIntegralType()(); [ 0:08] 84 testp(); [ 0:08] 85 testp(); [ 0:08] 86 [ 0:08] 87 return 0; [ 0:08] 88 } [ 0:08] # no errors were expected but one was found anyway