llvm-project/compiler-rt/test/profile/instrprof-set-file-object.c

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// Test that the specified output has profiling data.
// RUN: %clang -fprofile-instr-generate -fcoverage-mapping -o %t %s
// RUN: %run %t %t.file.profraw
// RUN: test -f %t.file.profraw
// RUN: llvm-profdata merge -o %t.file.profdata %t.file.profraw
// RUN: llvm-cov show -instr-profile %t.file.profdata %t | FileCheck %s --match-full-lines
// RUN: rm %t.file.profraw %t.file.profdata
#include <stdio.h>
extern void __llvm_profile_set_file_object(FILE *, int);
int main(int argc, const char *argv[]) {
if (argc < 2)
return 1;
FILE *F = fopen(argv[1], "w+b");
__llvm_profile_set_file_object(F, 0);
return 0;
}
// CHECK: 8| |#include <stdio.h>
// CHECK: 9| |
// CHECK: 10| |extern void __llvm_profile_set_file_object(FILE *, int);
// CHECK: 11| |
// CHECK: 12| 1|int main(int argc, const char *argv[]) {
// CHECK: 13| 1| if (argc < 2)
// CHECK: 14| 0| return 1;
// CHECK: 15| |
// CHECK: 16| 1| FILE *F = fopen(argv[1], "w+b");
// CHECK: 17| 1| __llvm_profile_set_file_object(F, 0);
// CHECK: 18| 1| return 0;
// CHECK: 19| 1|}