| // Intercept the implicit 'this' argument of class member functions. |
| // |
| // RUN: %clangxx_xray -g -std=c++11 %s -o %t |
| // RUN: rm -f log-args-this-* |
| // RUN: XRAY_OPTIONS="patch_premain=true verbosity=1 xray_logfile_base=log-args-this-" %run %t |
| // |
| // XFAIL: FreeBSD || arm || aarch64 || mips |
| // UNSUPPORTED: powerpc64le |
| #include "xray/xray_interface.h" |
| #include <cassert> |
| |
| class A { |
| public: |
| [[clang::xray_always_instrument, clang::xray_log_args(1)]] void f() { |
| // does nothing. |
| } |
| }; |
| |
| volatile uint64_t captured = 0; |
| |
| void handler(int32_t, XRayEntryType, uint64_t arg1) { |
| captured = arg1; |
| } |
| |
| int main() { |
| __xray_set_handler_arg1(handler); |
| A instance; |
| instance.f(); |
| __xray_remove_handler_arg1(); |
| assert(captured == (uint64_t)&instance); |
| } |
