1// CHECK: -: 0:Source:{{.*}}Inputs/instrprof-dlopen-dlclose-main.c 2// CHECK-NEXT: -: 0:Graph:instrprof-dlopen-dlclose-main.gcno 3// CHECK-NEXT: -: 0:Data:instrprof-dlopen-dlclose-main.gcda 4// CHECK-NEXT: -: 0:Runs:1 5// CHECK-NEXT: -: 0:Programs:1 6// CHECK-NEXT: -: 1:#include <dlfcn.h> 7// CHECK-NEXT: -: 2:#include <stdio.h> 8// CHECK-NEXT: -: 3:#include <stdlib.h> 9// CHECK-NEXT: -: 4: 10// CHECK-NEXT: 1: 5:int main(int argc, char *argv[]) { 11// CHECK-NEXT: 1: 6: dlerror(); 12// CHECK-NEXT: 1: 7: void *f1_handle = dlopen("func.shared", RTLD_LAZY | RTLD_GLOBAL); 13// CHECK-NEXT: 1: 8: if (f1_handle == NULL) { 14// CHECK-NEXT: #####: 9: fprintf(stderr, "unable to open 'func.shared': %s\n", dlerror()); 15// CHECK-NEXT: #####: 10: return EXIT_FAILURE; 16// CHECK-NEXT: -: 11: } 17// CHECK-NEXT: -: 12: 18// CHECK-NEXT: 1: 13: void (*func)(void) = (void (*)(void))dlsym(f1_handle, "func"); 19// CHECK-NEXT: 1: 14: if (func == NULL) { 20// CHECK-NEXT: #####: 15: fprintf(stderr, "unable to lookup symbol 'func': %s\n", dlerror()); 21// CHECK-NEXT: #####: 16: return EXIT_FAILURE; 22// CHECK-NEXT: -: 17: } 23// CHECK-NEXT: -: 18: 24// CHECK-NEXT: 1: 19: dlerror(); 25// CHECK-NEXT: 1: 20: void *f2_handle = dlopen("func2.shared", RTLD_LAZY | RTLD_GLOBAL); 26// CHECK-NEXT: 1: 21: if (f2_handle == NULL) { 27// CHECK-NEXT: #####: 22: fprintf(stderr, "unable to open 'func2.shared': %s\n", dlerror()); 28// CHECK-NEXT: #####: 23: return EXIT_FAILURE; 29// CHECK-NEXT: -: 24: } 30// CHECK-NEXT: -: 25: 31// CHECK-NEXT: 1: 26: void (*func2)(void) = (void (*)(void))dlsym(f2_handle, "func2"); 32// CHECK-NEXT: 1: 27: if (func2 == NULL) { 33// CHECK-NEXT: #####: 28: fprintf(stderr, "unable to lookup symbol 'func2': %s\n", dlerror()); 34// CHECK-NEXT: #####: 29: return EXIT_FAILURE; 35// CHECK-NEXT: -: 30: } 36// CHECK-NEXT: 1: 31: func2(); 37// CHECK-NEXT: -: 32: 38// CHECK-NEXT: -: 33:#ifdef USE_LIB3 39// CHECK-NEXT: -: 34: void *f3_handle = dlopen("func3.shared", RTLD_LAZY | RTLD_GLOBAL); 40// CHECK-NEXT: -: 35: if (f3_handle == NULL) { 41// CHECK-NEXT: -: 36: fprintf(stderr, "unable to open 'func3.shared': %s\n", dlerror()); 42// CHECK-NEXT: -: 37: return EXIT_FAILURE; 43// CHECK-NEXT: -: 38: } 44// CHECK-NEXT: -: 39: 45// CHECK-NEXT: -: 40: void (*func3)(void) = (void (*)(void))dlsym(f3_handle, "func3"); 46// CHECK-NEXT: -: 41: if (func3 == NULL) { 47// CHECK-NEXT: -: 42: fprintf(stderr, "unable to lookup symbol 'func3': %s\n", dlerror()); 48// CHECK-NEXT: -: 43: return EXIT_FAILURE; 49// CHECK-NEXT: -: 44: } 50// CHECK-NEXT: -: 45: func3(); 51// CHECK-NEXT: -: 46:#endif 52// CHECK-NEXT: -: 47: 53// CHECK-NEXT: 1: 48: dlerror(); 54// CHECK-NEXT: 1: 49: void (*gcov_flush1)() = (void (*)())dlsym(f1_handle, "__gcov_flush"); 55// CHECK-NEXT: 1: 50: if (gcov_flush1 == NULL) { 56// CHECK-NEXT: #####: 51: fprintf(stderr, "unable to find __gcov_flush in func.shared': %s\n", dlerror()); 57// CHECK-NEXT: #####: 52: return EXIT_FAILURE; 58// CHECK-NEXT: -: 53: } 59// CHECK-NEXT: -: 54: 60// CHECK-NEXT: 1: 55: dlerror(); 61// CHECK-NEXT: 1: 56: void (*gcov_flush2)() = (void (*)())dlsym(f2_handle, "__gcov_flush"); 62// CHECK-NEXT: 1: 57: if (gcov_flush2 == NULL) { 63// CHECK-NEXT: #####: 58: fprintf(stderr, "unable to find __gcov_flush in func2.shared': %s\n", dlerror()); 64// CHECK-NEXT: #####: 59: return EXIT_FAILURE; 65// CHECK-NEXT: -: 60: } 66// CHECK-NEXT: -: 61: 67// CHECK-NEXT: 1: 62: if (gcov_flush1 == gcov_flush2) { 68// CHECK-NEXT: #####: 63: fprintf(stderr, "Same __gcov_flush found in func.shared and func2.shared\n"); 69// CHECK-NEXT: #####: 64: return EXIT_FAILURE; 70// CHECK-NEXT: -: 65: } 71// CHECK-NEXT: -: 66: 72// CHECK-NEXT: 1: 67: dlerror(); 73// CHECK-NEXT: 1: 68: if (dlclose(f2_handle) != 0) { 74// CHECK-NEXT: #####: 69: fprintf(stderr, "unable to close 'func2.shared': %s\n", dlerror()); 75// CHECK-NEXT: #####: 70: return EXIT_FAILURE; 76// CHECK-NEXT: -: 71: } 77// CHECK-NEXT: -: 72: 78// CHECK-NEXT: 1: 73: func(); 79// CHECK-NEXT: -: 74: 80// CHECK-NEXT: 1: 75: int g1 = 0; 81// CHECK-NEXT: 1: 76: int g2 = 0; 82// CHECK-NEXT: 1: 77: int n = 10; 83// CHECK-NEXT: -: 78: 84// CHECK-NEXT: 1: 79: if (n % 5 == 0) 85// CHECK-NEXT: 1: 80: g1++; 86// CHECK-NEXT: -: 81: else 87// CHECK-NEXT: #####: 82: g2++; 88// CHECK-NEXT: -: 83: 89// CHECK-NEXT: 1: 84: return EXIT_SUCCESS; 90// CHECK-NEXT: 1: 85:} 91// CHECK-NEXT: -: 86: 92