CONFIG: add Cray compiler, cray mpich settings, wmake rules (fixes #558)

- the cray C/C++ compilers appear to be option-compatible with gcc.

- no wmake rules for 32bit builds (deemed to be unnecessary)

wmake/rules/linux64Cray/c

@@ -0,0 +1,16 @@
+SUFFIXES += .c
+
+cWARN        = -Wall
+
+cc          = cc -m64
+
+include $(DEFAULT_RULES)/c$(WM_COMPILE_OPTION)
+
+cFLAGS      = $(GFLAGS) $(cWARN) $(cOPT) $(cDBUG) $(LIB_HEADER_DIRS) -fPIC
+
+ctoo        = $(WM_SCHEDULER) $(cc) $(cFLAGS) -c $< -o $@
+
+LINK_LIBS   = $(cDBUG)
+
+LINKLIBSO   = $(cc) -shared
+LINKEXE     = $(cc) -Xlinker --add-needed -Xlinker -z -Xlinker nodefs

wmake/rules/linux64Cray/c++

@@ -0,0 +1,24 @@
+SUFFIXES += .C
+
+c++WARN     = -Wall -Wextra -Wold-style-cast -Wnon-virtual-dtor -Wno-unused-parameter -Wno-invalid-offsetof
+
+# Suppress some warnings for flex++ and CGAL
+c++LESSWARN = -Wno-old-style-cast -Wno-unused-local-typedefs -Wno-array-bounds
+
+CC          = CC -std=c++11 -m64
+
+include $(DEFAULT_RULES)/c++$(WM_COMPILE_OPTION)
+
+ptFLAGS     = -DNoRepository -ftemplate-depth-100
+
+c++FLAGS    = $(GFLAGS) $(c++WARN) $(c++OPT) $(c++DBUG) $(ptFLAGS) $(LIB_HEADER_DIRS) -fPIC
+
+Ctoo        = $(WM_SCHEDULER) $(CC) $(c++FLAGS) -c $< -o $@
+cxxtoo      = $(Ctoo)
+cctoo       = $(Ctoo)
+cpptoo      = $(Ctoo)
+
+LINK_LIBS   = $(c++DBUG)
+
+LINKLIBSO   = $(CC) $(c++FLAGS) -shared -Xlinker --add-needed -Xlinker --no-as-needed
+LINKEXE     = $(CC) $(c++FLAGS) -Xlinker --add-needed -Xlinker --no-as-needed

wmake/rules/linux64Cray/c++Debug

@@ -0,0 +1,2 @@
+c++DBUG    = -ggdb3 -DFULLDEBUG
+c++OPT      = -O0 -fdefault-inline

wmake/rules/linux64Cray/c++Opt

@@ -0,0 +1,4 @@
+c++DBUG     =
+c++OPT      = -O3
+
+ROUNDING_MATH = -frounding-math

wmake/rules/linux64Cray/c++Prof

@@ -0,0 +1,2 @@
+c++DBUG    = -pg
+c++OPT     = -O2

wmake/rules/linux64Cray/cDebug

@@ -0,0 +1,2 @@
+cDBUG       = -ggdb -DFULLDEBUG
+cOPT        = -O1 -fdefault-inline -finline-functions

wmake/rules/linux64Cray/cOpt

@@ -0,0 +1,2 @@
+cDBUG       =
+cOPT        = -O3

wmake/rules/linux64Cray/cProf

@@ -0,0 +1,2 @@
+cDBUG       = -pg
+cOPT        = -O2

wmake/rules/linux64Cray/general

@@ -0,0 +1,9 @@
+CPP        = cpp -traditional-cpp $(GFLAGS)
+
+PROJECT_LIBS = -l$(WM_PROJECT) -ldl
+
+include $(GENERAL_RULES)/standard
+
+# include $(DEFAULT_RULES)/openmp
+include $(DEFAULT_RULES)/c
+include $(DEFAULT_RULES)/c++

wmake/rules/linux64Cray/mplibINTELMPI

@@ -0,0 +1,3 @@
+PFLAGS     = -DMPICH_SKIP_MPICXX
+PINC       = -isystem $(MPI_ARCH_PATH)/include64
+PLIBS      = -L$(MPI_ARCH_PATH)/lib64 -lmpi

wmake/rules/linux64Cray/openmp

@@ -0,0 +1,4 @@
+# Flags for compiling/linking openmp
+
+COMP_OPENMP = -DUSE_OMP -fopenmp
+LINK_OPENMP = -lgomp