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

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llvm-toolchain-17 1%3A17.0.6-22
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// RUN: %clang_analyze_cc1 \
// RUN:   -analyzer-checker=core,alpha.unix.StdCLibraryFunctions \
// RUN:   -analyzer-config alpha.unix.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
}