File use-clang-for-sparse-llvm.patch of Package sparse

From: Jiri Slaby <jslaby@suse.cz>
Date: Thu, 4 Aug 2016 15:24:11 +0200
Subject: sparse-llvm: use clang
Patch-mainline: not yet

gcc does not understand -Wstring-conversion, so use clang for building
sparse-llvm.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
 Makefile |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/Makefile
+++ b/Makefile
@@ -82,7 +82,8 @@ ifeq ($(HAVE_LLVM),yes)
 LLVM_VERSION:=$(shell $(LLVM_CONFIG) --version)
 ifeq ($(shell expr "$(LLVM_VERSION)" : '[3-9]\.'),2)
 LLVM_PROGS := sparse-llvm
-$(LLVM_PROGS): LD := g++
+$(LLVM_PROGS): CC := clang
+$(LLVM_PROGS): LD := clang++
 LLVM_LDFLAGS := $(shell $(LLVM_CONFIG) --ldflags)
 LLVM_CFLAGS := $(shell $(LLVM_CONFIG) --cflags | sed -e "s/-DNDEBUG//g" | sed -e "s/-pedantic//g")
 LLVM_LIBS := $(shell $(LLVM_CONFIG) --libs)