# Stockfish, a UCI chess playing engine derived from Glaurung 2.1
# Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
# Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
-# Copyright (C) 2015-2016 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
+# Copyright (C) 2015-2018 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
#
# Stockfish is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# ----------------------------------------------------------------------------
#
# debug = yes/no --- -DNDEBUG --- Enable/Disable debug mode
-# sanitize = yes/no --- (-fsanitize ) --- enable undefined behavior checks
+# sanitize = undefined/thread/no (-fsanitize )
+# --- ( undefined ) --- enable undefined behavior checks
+# --- ( thread ) --- enable threading error checks
# optimize = yes/no --- (-O3/-fast etc.) --- Enable/Disable optimizations
# arch = (name) --- (-arch) --- Target architecture
# bits = 64/32 --- -DIS_64BIT --- 64-/32-bit operating system
### 3.1 Selecting compiler (default = gcc)
-CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -fno-rtti -std=c++11 $(EXTRACXXFLAGS)
+CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -std=c++11 $(EXTRACXXFLAGS)
DEPENDFLAGS += -std=c++11
LDFLAGS += $(EXTRALDFLAGS)
ifeq ($(ARCH),armv7)
ifeq ($(OS),Android)
CXXFLAGS += -m$(bits)
+ LDFLAGS += -m$(bits)
endif
else
CXXFLAGS += -m$(bits)
+ LDFLAGS += -m$(bits)
endif
ifneq ($(KERNEL),Darwin)
comp=clang
CXX=clang++
CXXFLAGS += -pedantic -Wextra -Wshadow
+ifneq ($(KERNEL),Darwin)
+ifneq ($(KERNEL),OpenBSD)
+ LDFLAGS += -latomic
+endif
+endif
ifeq ($(ARCH),armv7)
ifeq ($(OS),Android)
endif
### 3.2.2 Debugging with undefined behavior sanitizers
-ifeq ($(sanitize),yes)
- CXXFLAGS += -g3 -fsanitize=undefined
- LDFLAGS += -fsanitize=undefined
+ifneq ($(sanitize),no)
+ CXXFLAGS += -g3 -fsanitize=$(sanitize) -fuse-ld=gold
+ LDFLAGS += -fsanitize=$(sanitize) -fuse-ld=gold
endif
### 3.3 Optimization
ifeq ($(comp),clang)
ifeq ($(KERNEL),Darwin)
- CXXFLAGS += -flto
- LDFLAGS += $(CXXFLAGS)
ifeq ($(arch),i386)
CXXFLAGS += -mdynamic-no-pic
endif
### 3.8 Link Time Optimization, it works since gcc 4.5 but not on mingw under Windows.
### This is a mix of compile and link time options because the lto link phase
### needs access to the optimization flags.
-ifeq ($(comp),gcc)
- ifeq ($(optimize),yes)
- ifeq ($(debug),no)
+ifeq ($(optimize),yes)
+ifeq ($(debug), no)
+ ifeq ($(comp),$(filter $(comp),gcc clang))
CXXFLAGS += -flto
LDFLAGS += $(CXXFLAGS)
endif
- endif
-endif
-ifeq ($(comp),mingw)
+ ifeq ($(comp),mingw)
ifeq ($(KERNEL),Linux)
- ifeq ($(optimize),yes)
- ifeq ($(debug),no)
CXXFLAGS += -flto
LDFLAGS += $(CXXFLAGS)
endif
endif
- endif
+endif
endif
### 3.9 Android 5 can only run position independent executables. Note that this
#clean all
clean: objclean profileclean
- @rm -f .depend *~ core
+ @rm -f .depend *~ core
# clean binaries and objects
objclean:
@echo "Testing config sanity. If this fails, try 'make help' ..."
@echo ""
@test "$(debug)" = "yes" || test "$(debug)" = "no"
- @test "$(sanitize)" = "yes" || test "$(sanitize)" = "no"
+ @test "$(sanitize)" = "undefined" || test "$(sanitize)" = "thread" || test "$(sanitize)" = "no"
@test "$(optimize)" = "yes" || test "$(optimize)" = "no"
@test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \
test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || test "$(arch)" = "armv7"