fixes

build/Makefile

@@ -1,11 +1,18 @@
 NVCC         := nvcc
-NVCC_FLAGS   := -rdc=true -O3 -Xptxas -O3 \
-                -gencode arch=compute_75,code=sm_75 \
-                --default-stream per-thread \
-                -Wno-deprecated-gpu-targets \
-                --expt-relaxed-constexpr \
-                -I../libs/ \
-                -std=c++20
+NVCC_FLAGS := -rdc=true -O3 -Xptxas -O3 \
+-use_fast_math -ftz=true -prec-div=false -prec-sqrt=false \
+-gencode arch=compute_75,code=sm_75 \
+--default-stream per-thread \
+-Wno-deprecated-gpu-targets \
+--expt-relaxed-constexpr \
+-I../libs/ \
+-std=c++17
+BUILD ?= RELEASE
+ifeq ($(BUILD),DEBUG)
+    BUILD_DEFINES := -DDEBUG
+else
+    BUILD_DEFINES := -DRELEASE
+endif
 MAIN_SOURCE  := ../sources/main.cu
 LIBS_DIR     := ../libs/
 BUILD_DIR    := ../build
@@ -21,4 +28,4 @@ $(TARGET): $(MAIN_SOURCE) $(LIBS_OBJECTS)
 $(BUILD_DIR)/%.o: $(LIBS_DIR)%.cu | $(BUILD_DIR)
 	$(NVCC) $(NVCC_FLAGS) -c $< -o $@
 clean:
-	@rm -f $(BUILD_DIR)/*.o $(TARGET)
+	@rm -f $(BUILD_DIR)/*.o $(TARGET)