# HG changeset patch
# User Loganaden Velvindron <logan@hackers.mu>
# Date 1518795332 -14400
# Node ID 55120acb9994290386506fabdfc8ae06a6df454a
# Parent  bd0bc6b5a87c766f217dec29b9aad63286613b53
Add Spectre v2 mitigations for GCC (#54)

diff -r bd0bc6b5a87c -r 55120acb9994 configure.ac
--- a/configure.ac	Fri Feb 16 23:33:46 2018 +0800
+++ b/configure.ac	Fri Feb 16 19:35:32 2018 +0400
@@ -110,6 +110,11 @@
 	    )
 	# FORTIFY_SOURCE
 	DB_TRYADDCFLAGS([-D_FORTIFY_SOURCE=2])
+
+	# Spectre v2 mitigations
+	DB_TRYADDCFLAGS([-mfunction-return=thunk])
+	DB_TRYADDCFLAGS([-mindirect-branch=thunk])
+
 fi
 
 # large file support is useful for scp