47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
// RUN: %clang_analyze_cc1 -analyzer-checker=core,alpha.security.taint,debug.TaintTest,unix.Malloc %s -verify -analyzer-output=sarif -o - | %normalize_sarif | diff -U1 -b %S/Inputs/expected-sarif/sarif-multi-diagnostic-test.c.sarif -
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#include "../Inputs/system-header-simulator.h"
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#include "../Inputs/system-header-simulator-for-malloc.h"
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#define ERR -1
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int atoi(const char *nptr);
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void f(void) {
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char s[80];
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scanf("%s", s);
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int d = atoi(s); // expected-warning {{tainted}}
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}
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void g(void) {
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void (*fp)(int);
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fp(12); // expected-warning {{Called function pointer is an uninitialized pointer value}}
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}
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int h(int i) {
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if (i == 0)
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return 1 / i; // expected-warning {{Division by zero}}
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return 0;
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}
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int leak(int i) {
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void *mem = malloc(8);
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if (i < 4)
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return ERR; // expected-warning {{Potential leak of memory pointed to by 'mem'}}
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free(mem);
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return 0;
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}
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int unicode() {
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int løçål = 0;
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/* ☃ */ return 1 / løçål; // expected-warning {{Division by zero}}
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}
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int main(void) {
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f();
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g();
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h(0);
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leak(0);
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unicode();
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return 0;
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}
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