1 // RUN: %clangxx_asan -fsanitize-coverage=func %s -o %t 2 // RUN: rm -rf %T/coverage-fork 3 // RUN: mkdir -p %T/coverage-fork && cd %T/coverage-fork 4 // RUN: %env_asan_opts=coverage=1:coverage_direct=0:verbosity=1 %run %t 2>&1 | FileCheck %s 5 // 6 // XFAIL: android 7 8 #include <stdio.h> 9 #include <string.h> 10 #include <unistd.h> 11 12 __attribute__((noinline)) 13 void foo() { printf("foo\n"); } 14 15 __attribute__((noinline)) 16 void bar() { printf("bar\n"); } 17 18 __attribute__((noinline)) 19 void baz() { printf("baz\n"); } 20 21 int main(int argc, char **argv) { 22 pid_t child_pid = fork(); 23 if (child_pid == 0) { 24 fprintf(stderr, "Child PID: %d\n", getpid()); 25 baz(); 26 } else { 27 fprintf(stderr, "Parent PID: %d\n", getpid()); 28 foo(); 29 bar(); 30 } 31 return 0; 32 } 33 34 // CHECK-DAG: Child PID: [[ChildPID:[0-9]+]] 35 // CHECK-DAG: [[ChildPID]].sancov: 1 PCs written 36 // CHECK-DAG: Parent PID: [[ParentPID:[0-9]+]] 37 // CHECK-DAG: [[ParentPID]].sancov: 3 PCs written 38
