23 lines · cpp
1// Check to make sure that we have a log file with a fixed-size.2 3// RUN: %clangxx_xray -std=c++11 %s -o %t4// RUN: env XRAY_OPTIONS="patch_premain=true xray_mode=xray-basic verbosity=1 xray_logfile_base=fixedsize-logging-" %run %t 2>&1 | FileCheck %s5//6// After all that, clean up the output xray log.7//8// RUN: rm fixedsize-logging-*9 10// UNSUPPORTED: target-is-mips64,target-is-mips64el11 12#include <cstdio>13 14[[clang::xray_always_instrument]] void foo() {15 printf("foo() is always instrumented!");16}17 18int main() {19 // CHECK: XRay: Log file in 'fixedsize-logging-{{.*}}'20 foo();21 // CHECK: foo() is always instrumented!22}23