From c1e0eb7afe2109a81f6e3ec28f9d01705010500c Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky <pfalcon@users.sourceforge.net>
Date: Sat, 6 May 2017 11:40:20 +0300
Subject: [PATCH] unix/main: Don't allow to specify too small heap size.
This will lead to crash like:
FATAL: uncaught NLR 80a5420
On x86_32, the minimum heap size is smaller, but not 2 times, so just
use value which works for x86_64.
---
unix/main.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/unix/main.c b/unix/main.c
index 84570eb9f..93156d66e 100644
--- a/unix/main.c
+++ b/unix/main.c
@@ -375,6 +375,10 @@ STATIC void pre_process_options(int argc, char **argv) {
if (word_adjust) {
heap_size = heap_size * BYTES_PER_WORD / 4;
}
+ // If requested size too small, we'll crash anyway
+ if (heap_size < 700) {
+ goto invalid_arg;
+ }
#endif
} else {
invalid_arg:
--
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