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-rw-r--r--thread_pthread.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/thread_pthread.c b/thread_pthread.c
index cae9006337..eb98024d2b 100644
--- a/thread_pthread.c
+++ b/thread_pthread.c
@@ -654,6 +654,7 @@ ruby_init_stack(volatile VALUE *addr
#elif defined(HAVE_GETRLIMIT)
int pagesize = getpagesize();
struct rlimit rlim;
+ STACK_GROW_DIR_DETECTION;
if (getrlimit(RLIMIT_STACK, &rlim) == 0) {
size = (size_t)rlim.rlim_cur;
}