Add debug option for examples (which also dumps kernels).

Author: malcolmroberts

clfft++.hpp

@@ -238,6 +238,10 @@ class clfft_base
     ret = clfftInitSetupData(&fftSetup);
     if(ret < CL_SUCCESS) std::cerr << clfft_errorstring(ret) << std::endl;
     assert(ret >= CL_SUCCESS);
+#ifdef DEBUG
+    fftSetup.debugFlags = CLFFT_DUMP_PROGRAMS;
+#endif
+    
     ret = clfftSetup(&fftSetup);
     if(ret < CL_SUCCESS) std::cerr << clfft_errorstring(ret) << std::endl;
     assert(ret >= CL_SUCCESS);

examples/Makefile

@@ -35,7 +35,13 @@ vpath %.c ../
 
 # Set up CXXFLAGS
 CXXFLAGS=
-CXXFLAGS+=-O3
+ifeq (debug,$(firstword $(MAKECMDGOALS)))
+	CXXFLAGS+=-ggdb -g3 -Og
+	CXXFLAGS+=-DDEBUG
+else
+	CXXFLAGS+=-Ofast
+endif
+
 CXXFLAGS+=-Wall
 
 CXXFLAGS+=$(INCL)
@@ -66,6 +72,8 @@ SRCS_C=clutils
 OBJS=$(SRCS_CPP:=.o) $(SRCS_C:=.o)
 ALL=$(SRCS_CPP) $(SRCS_C) $(OUTPUT)
 
+debug: $(OUTPUT)
+
 all: $(OUTPUT)
 
 fft1: $(OBJS) fft1.o