blob: 2d536b462ed908cb5b57ff37d31fb70ba62b1608 [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.
// Does not work with 2.31 and above at it calls sysconf for SIGSTKSZ.
#if __GLIBC_PREREQ(2, 16) && !__GLIBC_PREREQ(2, 31)
extern "C" long sysconf(int name) {
fprintf(stderr, "sysconf wrapper called: %d\n", name);
return 0;
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;