// Check that ASan correctly detects SEGV on the zero page. // RUN: %clangxx_asan %s -o %t && not %run %t 2>&1 | FileCheck %s typedef void void_f(); int main() { void_f *func = (void_f *)0x4; func(); // x86 reports the SEGV with both address=4 and pc=4. // On PowerPC64 ELFv1, the pointer is taken to be a function-descriptor // pointer out of which three 64-bit quantities are read. This will SEGV, but // the compiler is free to choose the order. As a result, the address is // either 0x4, 0xc or 0x14. The pc is still in main() because it has not // actually made the call when the faulting access occurs. // CHECK: {{AddressSanitizer: (SEGV|access-violation).*(address|pc) 0x0*[4c]}} return 0; }