blob: 0ffb346ebb4507da46e84d265cae8c9fa47d23c2 [file] [log] [blame]
// RUN: %clangxx -O2 %s -o %t && %run %t 2>&1 | FileCheck %s
#include <stdio.h>
#if !defined(__GLIBC_PREREQ)
#define __GLIBC_PREREQ(a, b) 0
// getauxval() used instead of sysconf() in GetPageSize() is defined starting
// glbc version 2.16.
#if __GLIBC_PREREQ(2, 16)
extern "C" long sysconf(int name) {
fprintf(stderr, "sysconf wrapper called\n");
return 0;
#endif // defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 16)
int main() {
// All we need to check is that the sysconf() interceptor defined above was
// not called. Should it get called, it will crash right there, any
// instrumented code executed before sanitizer init is finished will crash
// accessing non-initialized sanitizer internals. Even if it will not crash
// in some configuration, it should never be called anyway.
fprintf(stderr, "Passed\n");
// CHECK-NOT: sysconf wrapper called
// CHECK: Passed
// CHECK-NOT: sysconf wrapper called
return 0;