File: std-c-library-posix-crash.c

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (18 lines) | stat: -rw-r--r-- 582 bytes parent folder | download | duplicates (9) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
// RUN: %clang_analyze_cc1 \
// RUN:   -analyzer-checker=core,apiModeling.StdCLibraryFunctions \
// RUN:   -analyzer-config apiModeling.StdCLibraryFunctions:ModelPOSIX=true \
// RUN:   -verify %s
//
// expected-no-diagnostics

typedef long off_t;
typedef long long off64_t;
typedef unsigned long size_t;

void *mmap(void *addr, size_t length, int prot, int flags, int fd, off_t offset);
void *mmap64(void *addr, size_t length, int prot, int flags, int fd, off64_t offset);

void test(long len) {
  mmap(0, len, 2, 1, 0, 0);   // no-crash
  mmap64(0, len, 2, 1, 0, 0); // no-crash
}