From c09306ffd894f95be195723327d5b17dca73ebd1 Mon Sep 17 00:00:00 2001 From: Felix Rath Date: Fri, 22 May 2020 14:09:10 +0200 Subject: Implemented support for C++ Exceptions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We implement the Itanium ABI unwinding base-API, and leave the C++-specific parts to libcxxabi. Co-authored-by: Lukas Wölfer --- test/CXX/symex/libc++/exception.cpp | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 test/CXX/symex/libc++/exception.cpp (limited to 'test/CXX/symex/libc++/exception.cpp') diff --git a/test/CXX/symex/libc++/exception.cpp b/test/CXX/symex/libc++/exception.cpp new file mode 100644 index 00000000..b46d474e --- /dev/null +++ b/test/CXX/symex/libc++/exception.cpp @@ -0,0 +1,33 @@ +// REQUIRES: not-msan +// Disabling msan because it times out on CI +// REQUIRES: libcxx +// RUN: %clangxx %s -emit-llvm %O0opt -c -std=c++11 -I "%libcxx_include" -g -nostdinc++ -o %t1.bc +// RUN: rm -rf %t.klee-out +// RUN: %klee --output-dir=%t.klee-out --libc=uclibc --libcxx %t1.bc 2>&1 | FileCheck %s + +#include "klee/klee.h" +#include + +int main(int argc, char **args) { + int x = klee_int("Test"); + + try { + if (x % 2 == 0) { + printf("Normal return\n"); + // CHECK-DAG: Normal return + return 0; + } + throw x; + } catch (int b) { + if (b % 3 == 0) { + printf("First exceptional return\n"); + // CHECK-DAG: First exceptional return + return 2; + } + printf("Second exceptional return\n"); + // CHECK-DAG: Second exceptional return + return 3; + } +} + +// CHECK-DAG: KLEE: done: completed paths = 3 -- cgit 1.4.1