From 569628789cdf83fa6b0e27bafa5624c6b29b701d Mon Sep 17 00:00:00 2001
From: Nathaniel Wesley Filardo
 <VP331RHQ115POU58JFRLKB7OPA0L18E3@cmx.ietfng.org>
Date: Thu, 17 Aug 2017 01:23:00 -0400
Subject: [PATCH] Makefile: add an optional compiler wrapper (#2066)

Use as 'make WRAPCC="ccache"', for example.
---
 Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 395339d4..840f7a3b 100644
--- a/Makefile
+++ b/Makefile
@@ -76,9 +76,9 @@ else
 	endif
 	CCFLAGS += -ffunction-sections -fno-jump-tables -fdata-sections
 	AR = xtensa-lx106-elf-ar
-	CC = xtensa-lx106-elf-gcc
+	CC = $(WRAPCC) xtensa-lx106-elf-gcc
 	NM = xtensa-lx106-elf-nm
-	CPP = xtensa-lx106-elf-cpp
+	CPP = $(WRAPCC) xtensa-lx106-elf-gcc -E
 	OBJCOPY = xtensa-lx106-elf-objcopy
 	FIRMWAREDIR = ../bin/
     UNAME_S := $(shell uname -s)