[PATCH] D34051: [XRay][compiler-rt] Add test for logging the implicit "this" argument for C++ member functions.
Dean Michael Berris via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Jun 15 20:24:56 PDT 2017
This revision was automatically updated to reflect the committed changes.
Closed by commit rL305545: Add test for logging the implicit "this" argument for C++ member functions. (authored by dberris).
Changed prior to commit:
https://reviews.llvm.org/D34051?vs=102016&id=102776#toc
Repository:
rL LLVM
https://reviews.llvm.org/D34051
Files:
compiler-rt/trunk/test/xray/TestCases/Linux/arg1-logging-implicit-this.cc
Index: compiler-rt/trunk/test/xray/TestCases/Linux/arg1-logging-implicit-this.cc
===================================================================
--- compiler-rt/trunk/test/xray/TestCases/Linux/arg1-logging-implicit-this.cc
+++ compiler-rt/trunk/test/xray/TestCases/Linux/arg1-logging-implicit-this.cc
@@ -0,0 +1,31 @@
+// Intercept the implicit 'this' argument of class member functions.
+//
+// RUN: %clangxx_xray -g -std=c++11 %s -o %t
+// RUN: rm log-args-this-* || true
+// RUN: XRAY_OPTIONS="patch_premain=true verbosity=1 xray_logfile_base=log-args-this-" %run %t
+//
+// XFAIL: 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);
+}
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