From 2a3d1a1ba56fbc5db1fb5becbf03b51ec4893698 Mon Sep 17 00:00:00 2001
From: Axel Kohlmeyer <akohlmey@gmail.com>
Date: Tue, 27 Dec 2022 15:16:58 -0500
Subject: [PATCH] import JIT settings to colvars library makefile

---
 lib/colvars/Makefile.common | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/lib/colvars/Makefile.common b/lib/colvars/Makefile.common
index 3db2dae495..2a47fc529d 100644
--- a/lib/colvars/Makefile.common
+++ b/lib/colvars/Makefile.common
@@ -63,9 +63,24 @@ COLVARS_SRCS = \
 
 # Allow to selectively turn off Lepton
 ifeq ($(COLVARS_LEPTON),no)
+
 LEPTON_INCFLAGS =
+
 else
-LEPTON_INCFLAGS = -I../lepton/include -DLEPTON
+
+# imported from ../lepton/Common.mk
+ENABLE_JIT=0
+ifeq ($(shell uname -m),x86_64)
+ENABLE_JIT=1
+endif
+ifeq ($(shell uname -m),amd64)
+ENABLE_JIT=1
+endif
+LEPTON_INCFLAGS = -I../lepton/include -DLEPTON -DLEPTON_BUILDING_STATIC_LIBRARY=1
+ifeq ($(ENABLE_JIT),1)
+LEPTON_INCLFLAGS += -I../lepton -DLEPTON_USE_JIT=1 -DASMJIT_BUILD_X86=1 -DASMJIT_STATIC=1 -DASMJIT_BUILD_RELEASE=1
+endif
+
 endif
 
 COLVARS_OBJS = $(COLVARS_SRCS:.cpp=.o)