File: weak-dependencies.c

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-20
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,496,436 kB
  • sloc: cpp: 5,593,990; ansic: 986,873; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,547; xml: 953; cs: 573; fortran: 567
file content (15 lines) | stat: -rw-r--r-- 481 bytes parent folder | download | duplicates (11) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
// RUN: %clang_analyze_cc1 %s -verify \
// RUN:   -analyzer-checker=alpha.unix.StdCLibraryFunctionArgs \
// RUN:   -analyzer-checker=core

typedef __typeof(sizeof(int)) size_t;

struct FILE;
typedef struct FILE FILE;

size_t fread(void *restrict, size_t, size_t, FILE *restrict) __attribute__((nonnull(1)));

void f(FILE *F) {
  int *p = 0;
  fread(p, sizeof(int), 5, F); // expected-warning{{Null pointer passed to 1st parameter expecting 'nonnull' [core.NonNullParamChecker]}}
}