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// Check that UAR mode can handle very deep recusrion.
// RUN: %clangxx_asan -O2 %s -o %t && \
// RUN: (ulimit -s 4096; %env_asan_opts=detect_stack_use_after_return=1 %run %t) 2>&1 | FileCheck %s
// Also check that use_sigaltstack+verbosity doesn't crash.
// RUN: %env_asan_opts=verbosity=1:use_sigaltstack=1:detect_stack_use_after_return=1 %run %t | FileCheck %s
#include <stdio.h>
__attribute__((noinline))
void RecursiveFunc(int depth, int *ptr) {
if ((depth % 1000) == 0)
printf("[%05d] ptr: %p\n", depth, ptr);
if (depth == 0)
return;
int local;
RecursiveFunc(depth - 1, &local);
}
int main(int argc, char **argv) {
RecursiveFunc(15000, 0);
return 0;
}
// CHECK: [15000] ptr:
// CHECK: [07000] ptr:
// CHECK: [00000] ptr:
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