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From 37c35f94d9d95dbd2b5f8a919f5478be51453590 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Fri, 13 Oct 2017 10:27:34 -0700
Subject: [PATCH] Use CC to check for implicit-fallthrough warning support
This warning it new in gcc7 and in cross compile case
its possible that build host gcc is version 7+ but the
cross compile used for compiling mdadm is < version 7
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Upstream-Status: Pending
---
Makefile | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Makefile b/Makefile
index 46bf57b..a075912 100644
--- a/Makefile
+++ b/Makefile
@@ -53,7 +53,7 @@ ifdef WARN_UNUSED
CWFLAGS += -Wp,-D_FORTIFY_SOURCE=2 -O3
endif
-FALLTHROUGH := $(shell gcc -v --help 2>&1 | grep "implicit-fallthrough" | wc -l)
+FALLTHROUGH := $(shell ${CC} -v --help 2>&1 | grep "implicit-fallthrough" | wc -l)
ifneq "$(FALLTHROUGH)" "0"
CWFLAGS += -Wimplicit-fallthrough=0
endif
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