llvm-project/clang/test/Analysis/getline-unixapi-invalid-signatures.c

128 lines
3.1 KiB
C

// RUN: %clang_analyze_cc1 -analyzer-checker=core,unix -verify %s -DTEST_CORRECT
// RUN: %clang_analyze_cc1 -analyzer-checker=core,unix -verify %s -DTEST_GETLINE_1
// RUN: %clang_analyze_cc1 -analyzer-checker=core,unix -verify %s -DTEST_GETLINE_2
// RUN: %clang_analyze_cc1 -analyzer-checker=core,unix -verify %s -DTEST_GETLINE_3
// RUN: %clang_analyze_cc1 -analyzer-checker=core,unix -verify %s -DTEST_GETLINE_4
// RUN: %clang_analyze_cc1 -analyzer-checker=core,unix -verify %s -DTEST_GETLINE_5
// RUN: %clang_analyze_cc1 -analyzer-checker=core,unix -verify %s -DTEST_GETLINE_GH144884
// emulator of "system-header-simulator.h" because of redefinition of 'getline' function
typedef struct _FILE FILE;
typedef __typeof(sizeof(int)) size_t;
typedef long ssize_t;
#define NULL 0
int fclose(FILE *fp);
FILE *tmpfile(void);
#ifdef TEST_CORRECT
ssize_t getline(char **lineptr, size_t *n, FILE *stream);
ssize_t getdelim(char **lineptr, size_t *n, int delimiter, FILE *stream);
void test_correct() {
FILE *F1 = tmpfile();
if (!F1)
return;
char *buffer = NULL;
getline(&buffer, NULL, F1); // expected-warning {{Size pointer might be NULL}}
fclose(F1);
}
void test_delim_correct() {
FILE *F1 = tmpfile();
if (!F1)
return;
char *buffer = NULL;
getdelim(&buffer, NULL, ',', F1); // expected-warning {{Size pointer might be NULL}}
fclose(F1);
}
#endif
#ifdef TEST_GETLINE_1
// expected-no-diagnostics
ssize_t getline(int lineptr);
void test() {
FILE *F1 = tmpfile();
if (!F1)
return;
int buffer = 0;
getline(buffer);
fclose(F1);
}
#endif
#ifdef TEST_GETLINE_2
ssize_t getline(char **lineptr, size_t *n);
void test() {
FILE *F1 = tmpfile();
if (!F1)
return;
char *buffer = NULL;
getline(&buffer, NULL); // expected-warning {{Size pointer might be NULL}}
fclose(F1);
}
#endif
#ifdef TEST_GETLINE_3
// expected-no-diagnostics
ssize_t getline(char **lineptr, size_t n, FILE *stream);
void test() {
FILE *F1 = tmpfile();
if (!F1)
return;
char *buffer = NULL;
getline(&buffer, 0, F1);
fclose(F1);
}
#endif
#ifdef TEST_GETLINE_4
ssize_t getline(char **lineptr, size_t *n, int stream);
ssize_t getdelim(char **lineptr, size_t *n, int delimiter, int stream);
void test() {
FILE *F1 = tmpfile();
if (!F1)
return;
char *buffer = NULL;
getline(&buffer, NULL, 1); // expected-warning {{Size pointer might be NULL}}
fclose(F1);
}
void test_delim() {
FILE *F1 = tmpfile();
if (!F1)
return;
char *buffer = NULL;
getdelim(&buffer, NULL, ',', 1); // expected-warning {{Size pointer might be NULL}}
fclose(F1);
}
#endif
#ifdef TEST_GETLINE_5
ssize_t getdelim(char **lineptr, size_t *n, const char* delimiter, FILE *stream);
void test_delim() {
FILE *F1 = tmpfile();
if (!F1)
return;
char *buffer = NULL;
getdelim(&buffer, NULL, ",", F1); // expected-warning {{Size pointer might be NULL}}
fclose(F1);
}
#endif
#ifdef TEST_GETLINE_GH144884
// expected-no-diagnostics
struct AW_string {};
void getline(int *, struct AW_string);
void top() {
struct AW_string line;
int getline_file_info;
getline(&getline_file_info, line);
}
#endif