signal.c: SIGBUS by stack overflow on Funtoo

* signal.c (sigbus): seems that Funtoo Linux also delivers SIGBUS
  at stack overflow.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49463 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 1 deletions

diff --git a/signal.c b/signal.c
index 30769c164d..dcce2b2f2d 100644
--- a/signal.c
+++ b/signal.c
@@ -848,7 +848,8 @@ sigbus(int sig SIGINFO_ARG)
  * and it's delivered as SIGBUS instead of SIGSEGV to userland. It's crazy
  * wrong IMHO. but anyway we have to care it. Sigh.
  */
-#if defined __APPLE__
+    /* Seems Linux also delivers SIGBUS. */
+#if defined __APPLE__ || defined __linux__
     CHECK_STACK_OVERFLOW();
 #endif
     rb_bug_context(SIGINFO_CTX, "Bus Error" MESSAGE_FAULT_ADDRESS);