Implemented support for C++ Exceptions

We implement the Itanium ABI unwinding base-API, and leave the
C++-specific parts to libcxxabi.

Co-authored-by: Lukas Wölfer <lukas.woelfer@rwth-aachen.de>

1 files changed, 26 insertions, 0 deletions

diff --git a/test/CXX/symex/basic_c++/reinterpret_cast.cpp b/test/CXX/symex/basic_c++/reinterpret_cast.cpp
new file mode 100644
index 00000000..6883226b
--- /dev/null
+++ b/test/CXX/symex/basic_c++/reinterpret_cast.cpp
@@ -0,0 +1,26 @@
+// REQUIRES: uclibc
+// RUN: %clangxx %s -emit-llvm %O0opt -c -o %t.bc
+// RUN: rm -rf %t.klee-out
+// RUN: %klee --output-dir=%t.klee-out --libc=uclibc %t.bc 2>&1 | FileCheck %s
+
+#include <cstdio>
+
+int main(int argc, char **args) {
+  unsigned int *x = new unsigned int(0);
+  char *y = reinterpret_cast<char *>(x);
+
+  printf("address(x) == %p\n", x);
+  printf("address(y) == %p\n", y);
+  // CHECK: address(x) == [[POINTER_X:0x[a-fA-F0-9]+]]
+  // CHECK: address(y) == [[POINTER_X]]
+
+  printf("first x == 0x%08X\n", *x);
+  // CHECK: first x == 0x00000000
+  y[3] = 0xAB;
+  y[1] = 0x78;
+  printf("second x == 0x%08X\n", *x);
+  // CHECK: second x == 0xAB007800
+
+  delete x;
+  return 0;
+}