Merge pull request #1319 from ko-zu/fixclangbuild

Fix clang build

Makefile

@@ -215,7 +215,7 @@ gcc6test: clean
 
 clangtest: clean
 	clang -v
-	$(MAKE) all CXX=clang-++ CC=clang MOREFLAGS="-Werror -Wconversion -Wno-sign-conversion -Wdocumentation"
+	$(MAKE) all CXX=clang++ CC=clang MOREFLAGS="-Werror -Wconversion -Wno-sign-conversion -Wdocumentation"
 
 armtest: clean
 	$(MAKE) -C $(TESTDIR) datagen   # use native, faster

lib/compress/hist.h

@@ -50,7 +50,7 @@
 size_t HIST_count(unsigned* count, unsigned* maxSymbolValuePtr,
                   const void* src, size_t srcSize);
 
-unsigned HIST_isError(size_t code);  /*< tells if a return value is an error code */
+unsigned HIST_isError(size_t code);  /**< tells if a return value is an error code */
 
 
 /* --- advanced histogram functions --- */