summaryrefslogtreecommitdiffhomepage
diff options
context:
space:
mode:
-rw-r--r--doc/mruby3.md5
-rw-r--r--include/mrbconf.h3
2 files changed, 8 insertions, 0 deletions
diff --git a/doc/mruby3.md b/doc/mruby3.md
index c8ec76937..ae6e674e5 100644
--- a/doc/mruby3.md
+++ b/doc/mruby3.md
@@ -96,6 +96,11 @@ does not fit in `Fixnum` integers.
Pack `mrb_value` in a floating pointer number. Nothing
changed from previous versions.
+== `MRB_USE_MALLOC_TRIM`
+
+Call `malloc_trim(0)` from mrb_full_gc() if this macro is defined.
+If you are using glibc malloc, this macro could reduce memory consumption.
+
= Internal Changes
== `Random` now use `xoshiro128++`.
diff --git a/include/mrbconf.h b/include/mrbconf.h
index 249bb72e4..89b3e9022 100644
--- a/include/mrbconf.h
+++ b/include/mrbconf.h
@@ -101,6 +101,9 @@
# endif
#endif
+/* call malloc_trim(0) from mrb_full_gc() */
+//#define MRB_USE_MALLOC_TRIM
+
/* string class to handle UTF-8 encoding */
//#define MRB_UTF8_STRING