[oe] [meta-oe][PATCH] README: Document need for 32bit compiler

[Khem Raj]

Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 meta-oe/README | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/meta-oe/README b/meta-oe/README
index 0e9f8423bd..347816b0d1 100644
--- a/meta-oe/README
+++ b/meta-oe/README
@@ -7,6 +7,13 @@ URI: git://github.com/openembedded/openembedded-core.git
 branch: master
 revision: HEAD
 
+luajit recipe requires host compiler to be able to generate 32bit code when target is 32bit
+e.g. arm, so ensure that $CC -m32 is functional on build host, if building this recipe, needed
+packages to fullfit this might have different names on different host distributions
+e.g. on archlinux based distributions install prerequisites like below
+
+pacman -S lib32-gcc-libs lib32-glibc
+
 Send pull requests to openembedded-devel at lists.openembedded.org with '[meta-oe]' in the subject'
 
 When sending single patches, please use something like:
-- 
2.23.0