1 // RUN: %clang_cc1 -analyze -analyzer-checker=alpha.security.taint,debug.TaintTest %s -verify 2 // expected-no-diagnostics 3 4 typedef struct _FILE FILE; 5 typedef __typeof(sizeof(int)) size_t; 6 extern FILE *stdin; 7 typedef long ssize_t; 8 ssize_t getline(char ** __restrict, size_t * __restrict, FILE * __restrict); 9 int printf(const char * __restrict, ...); 10 int snprintf(char *, size_t, const char *, ...); 11 void free(void *ptr); 12 13 struct GetLineTestStruct { 14 ssize_t getline(char ** __restrict, size_t * __restrict, FILE * __restrict); 15 }; 16 17 void getlineTest(void) { 18 FILE *fp; 19 char *line = 0; 20 size_t len = 0; 21 ssize_t read; 22 struct GetLineTestStruct T; 23 24 while ((read = T.getline(&line, &len, stdin)) != -1) { 25 printf("%s", line); // no warning 26 } 27 free(line); 28 } 29 30 class opaque; 31 void testOpaqueClass(opaque *obj) { 32 char buf[20]; 33 snprintf(buf, 20, "%p", obj); // don't crash trying to load *obj 34 } 35 36
