// Checking that DSOs are automatically patched upon load, if patch_premain is passed. // RUN: split-file %s %t // RUN: %clangxx_xray -g -fPIC -fxray-instrument -fxray-shared -shared -std=c++11 %t/testlib.cpp -o %t/testlib.so // RUN: %clangxx_xray -g -fPIC -fxray-instrument -fxray-shared -std=c++11 %t/main.cpp %t/testlib.so -Wl,-rpath,%t -o %t/main.o // RUN: env XRAY_OPTIONS="patch_premain=true,verbosity=1" %run %t/main.o 2>&1 | FileCheck %s // REQUIRES: target={{(aarch64|x86_64)-.*}} //--- main.cpp #include "xray/xray_interface.h" #include void test_handler(int32_t fid, XRayEntryType type) { printf("called: %d, type=%d\n", fid, static_cast(type)); } [[clang::xray_always_instrument]] void instrumented_in_executable() { printf("instrumented_in_executable called\n"); } extern void instrumented_in_dso(); int main() { __xray_set_handler(test_handler); instrumented_in_executable(); // CHECK: called: {{.*}}, type=0 // CHECK-NEXT: instrumented_in_executable called // CHECK-NEXT: called: {{.*}}, type=1 instrumented_in_dso(); // CHECK-NEXT: called: {{.*}}, type=0 // CHECK-NEXT: instrumented_in_dso called // CHECK-NEXT: called: {{.*}}, type=1 } //--- testlib.cpp #include [[clang::xray_always_instrument]] void instrumented_in_dso() { printf("instrumented_in_dso called\n"); }