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1// The waiting loop never exits via the normal2// path before the profile is dumped and the3// program is terminated. This tests checks4// that the entry of main is properly instrumented5// and has non-zero count.6 7// RUN: %clang_pgogen -mllvm -do-counter-promotion=false -O2 -o %t %s8// RUN: env LLVM_PROFILE_FILE=%t.profraw %run %t9// RUN: llvm-profdata show -function main -counts %t.profraw| FileCheck %s10void exit(int);11 12int __llvm_profile_dump(void);13void __llvm_profile_reset_counters(void);14 15int g = 0;16__attribute__((noinline)) void doSth() {17 g++;18 19 if (g > 10000) {20 // dump profile and exit;21 __llvm_profile_dump();22 exit(0);23 }24}25int errorcode = 0;26int noerror() { return (errorcode == 0); }27 28int main(int argc, const char *argv[]) {29 // waiting_loop30 while (noerror()) {31 doSth();32 }33}34 35// CHECK-LABEL: main36// CHECK: [10001, 1]37