26 lines · c
1/// A basic block with fork/exec* is split. .gcda is flushed immediately before2/// fork/exec* so the lines before fork are counted once while succeeding3/// lines are counted twice.4// RUN: mkdir -p %t.d && cd %t.d5// RUN: %clang --coverage %s -o %t -dumpdir ./6// RUN: test -f gcov-fork.gcno7 8// RUN: rm -f gcov-fork.gcda && %run %t9// RUN: llvm-cov gcov -t gcov-fork.gcda | FileCheck %s10 11#include <sys/wait.h>12#include <unistd.h>13 14void func1() {} // CHECK: 1: [[#@LINE]]:void func1()15void func2() {} // CHECK-NEXT: 2: [[#@LINE]]:16int main(void) { // CHECK-NEXT: 1: [[#@LINE]]:17 int status; // CHECK-NEXT: -: [[#@LINE]]:18 func1(); // CHECK-NEXT: 1: [[#@LINE]]:19 pid_t pid = fork(); // CHECK-NEXT: 1: [[#@LINE]]:20 if (pid == -1) return 1; // CHECK-NEXT: 1: [[#@LINE]]:21 if (pid) // CHECK-NEXT: 2: [[#@LINE]]:22 wait(&status); // CHECK-NEXT: 1: [[#@LINE]]:23 func2(); // CHECK-NEXT: 2: [[#@LINE]]:24 return 0; // CHECK-NEXT: 2: [[#@LINE]]:25}26