build: make HOSTCC conditional on the value of clang

Previously HOSTCC was always hardcoded to gcc

Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Doug Goldstein <cardoe@cardoe.com>
Reviewed-by: Wei Liu <wei.liu2@citrix.com>
Release-acked-by: Wei Liu <wei.liu2@citrix.com>

diff --git a/Config.mk b/Config.mk
index a0e6d4e4e4b9d0cdb1992daa4e5bcaff9f904466..fd8371aef6ed14a96b287ac926a5f252c039598f 100644 (file)
--- a/Config.mk
+++ b/Config.mk
@@ -36,7 +36,6 @@ CONFIG_$(XEN_OS) := y
 SHELL     ?= /bin/sh
 
 # Tools to run on system hosting the build
-HOSTCC      = gcc
 HOSTCFLAGS  = -Wall -Werror -Wstrict-prototypes -O2 -fomit-frame-pointer
 HOSTCFLAGS += -fno-strict-aliasing
 
@@ -50,8 +49,10 @@ DESTDIR     ?= /
 clang ?= n
 ifeq ($(clang),n)
 gcc := y
+HOSTCC ?= gcc
 else
 gcc := n
+HOSTCC ?= clang
 endif