add clang support for Dehnen

.gitignore

@@ -44,6 +44,22 @@ src/nbody/evolve/hackcode/hackcode1/hackforce_qp
 src/nbody/evolve/sellwood/code1/galaxy
 src/nbody/evolve/sellwood/code1/galaxy.a
 
+# more
+install.config.log
+install.distclean.log
+install.glnemo2.log
+install.pgplot.log
+local/
+nemo-config
+nemo_start.py
+src/nbody/evolve/sellwood/code1/galaxy13
+src/nbody/glnemo/src/.moc/
+src/nbody/glnemo/src/Users/
+tars
+usr/boily/magalie/magalie.exe
+usr/dehnen/utils/inc/inc
+usr/dehnen/utils/make.sh
+
 # ignore Denhen's directories
 usr/dehnen/falcON/acc/
 usr/dehnen/falcON/bin/

usr/dehnen/falcON/Makefile

@@ -24,10 +24,13 @@ endif
 # this should be set by a configure file
 #
 
+ifeq ($(COMPILER),)
 COMPILER		:= gcc#		# GNU compiler g++
+endif
 #COMPILER		:= icc#		# intel compiler icpc
 #COMPILER		:= clang#	# llvm compiler clang++
 
+
 #
 # 3 activate options (some only apply to proprietary and private versions)
 #

usr/dehnen/falcON/inc/public/tensor_set.cc

@@ -731,7 +731,7 @@ namespace falcON {
       }
       tX sv add(symset3D<ORDER,X>&C, const X*v, D_ARG)
       {
-	symset3D<ORDER,X>&F;
+	symset3D<ORDER,X>&F();
 	ass(F,v,ARG_D);
 	C += F;
       }

usr/dehnen/falcON/makedefs

@@ -81,6 +81,11 @@ LIMITED_WARNINGS	:= -Wextra -Winit-self
 -include ../utils/make.gcc
 endif
 
+# clang compiler
+ifeq ($(COMPILER),clang)
+-include ../utils/make.clang
+endif
+
 # Portland group compiler
 ifeq ($(COMPILER),pgi)
 -include ../utils/make.pgi

usr/dehnen/utils/make.clang

@@ -0,0 +1,82 @@
+# -*- makefile -*-
+#
+# sets library sub-directory and flags for clang compiler
+# to be included by makefile 
+#
+-include make.sh
+
+EXT             := .clang
+CXX             := clang++
+CC              := clang
+FC              := gfortran
+
+PLATFORM 	:= $(shell uname -m)
+#
+# Detect GCC version
+#
+empty:=
+space:= $(empty) $(empty)
+
+# detect OSTYPE (Linux or Darwin) 
+OSTYPE := $(shell uname)
+ostype:
+	@echo "OSTYPE = " $(OSTYPE)
+# set following variable to 1 if gcc > 700
+API_GCC_7 := $(shell expr `echo $(GCCVERSION)` \>= 700)
+
+STDAPI=-std=c++03
+
+# warning flags
+ifdef LIMITED_WARNINGS
+WARNING		:= $(LIMITED_WARNINGS) -Wshadow -Wno-format-security 
+else
+WARNING		:= -Wextra -Winit-self -Wshadow -Wno-format-security
+endif
+ifndef TBBROOT
+ifdef WDutilsDevel
+WARNING		+= -Wold-style-cast
+endif
+endif
+#WARNING		+= -Wno-unknown-pragmas
+
+# it seem that coverage (to be combined with gcov) does not work for openmp)
+#ifdef WDutilsDevel
+#PROFLAGS	:= --coverage -fprofile-use -Wcoverage-mismatch
+#endif
+# general optimisation and warning flags
+OPTFLAGS	:= -mfpmath=sse \
+		$(WARNING) -O2 -fPIC \
+		-funroll-loops -fforce-addr $(PROFLAGS) $(RDYNAMIC)
+
+ifeq ($(NO_ARCH_NATIVE),1)
+   ARCH_NATIVE =
+else
+   ARCH_NATIVE = -march=native
+endif
+
+ifneq ($(OSTYPE),Darwin)
+OPTFLAGS	+= -rdynamic $(ARCH_NATIVE)
+endif
+
+# these are actually to be set
+CFLAGS		:= $(OPTFLAGS)
+
+WARNING		+= -Woverloaded-virtual
+OPTFLAGS	+= -Woverloaded-virtual
+
+ifdef CXX11
+CXXFLAGS	:= -std=c++11 $(OPTFLAGS)
+else
+CXXFLAGS	:= $(STDAPI) $(OPTFLAGS)
+endif
+
+ifdef OPENMP
+CXXFLAGS	+= -fopenmp
+CFLAGS		+= -fopenmp
+LDFLAGS		:= -shared -fopenmp $(PROFLAGS)
+else
+LDFLAGS		:= -shared $(PROFLAGS)
+endif
+
+# end
+