From 0fe521100487411a2c48f6af14796a22964844a1 Mon Sep 17 00:00:00 2001
From: Mikael Djurfeldt <address@hidden>
Date: Thu, 25 Oct 2018 13:53:47 +0200
Subject: [PATCH] Bootstrap optimization

* bootstrap/Makefile.am: Build both eval.go and psyntax-pp.go before the rest
  of the .go files so that they are handled by a fast macro expander. This
  saves time for a parallel build.
---
 bootstrap/Makefile.am | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/bootstrap/Makefile.am b/bootstrap/Makefile.am
index 57b62eb56..3e92ef1af 100644
--- a/bootstrap/Makefile.am
+++ b/bootstrap/Makefile.am
@@ -32,5 +32,8 @@ GUILE_OPTIMIZATIONS = -O1 -Oresolve-primitives
 include $(top_srcdir)/am/bootstrap.am
 
 # We must build the evaluator first, so that we can be sure to control
-# the stack.
-$(filter-out ice-9/eval.go, $(GOBJECTS)): ice-9/eval.go
+# the stack. Then, we build the syntax-case macro expander before the
+# rest, in order to speed up parallel builds.
+ice-9/psyntax-pp.go: ice-9/eval.go
+
+$(filter-out ice-9/eval.go ice-9/psyntax-pp.go, $(GOBJECTS)): ice-9/psyntax-pp.go
-- 
2.11.0