diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt index 8db60a0..295d7b5 100644 --- a/examples/CMakeLists.txt +++ b/examples/CMakeLists.txt @@ -46,3 +46,6 @@ set_target_properties(Squares PROPERTIES COMPILE_DEFINITIONS "DEEPSTATE_TEST") add_executable(TakeOver TakeOver.cpp) target_link_libraries(TakeOver deepstate) + +add_executable(Klee Klee.c) +target_link_libraries(Klee deepstate) diff --git a/examples/Klee.c b/examples/Klee.c new file mode 100644 index 0000000..2d15523 --- /dev/null +++ b/examples/Klee.c @@ -0,0 +1,39 @@ +/* + * Copyright (c) 2018 Trail of Bits, Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include + +DEEPSTATE_NOINLINE int get_sign(int x) { + if (x == 0) { + printf("zero\n"); + return 0; + } + + if (x < 0) { + printf("negative\n"); + return -1; + } else { + printf("positive\n"); + return 1; + } +} + +int main(int argc, char *argv[]) { + int a; + klee_make_symbolic(&a, sizeof(a), "a"); + + return get_sign(a); +}