Revert "Remove questionable gcc flags from profile-build"

[stockfish] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index e56ea54c37818cf946fd286b70d23717532d3f3f..6eb96461d2f05265288be3cebfb453b2025c9eac 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -50,7 +50,9 @@ OBJS = benchmark.o bitbase.o bitboard.o endgame.o evaluate.o main.o \
 # ----------------------------------------------------------------------------
 #
 # 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
@@ -202,6 +204,9 @@ ifeq ($(COMP),clang)
        comp=clang
        CXX=clang++
        CXXFLAGS += -pedantic -Wextra -Wshadow
+ifneq ($(KERNEL),Darwin)
+       LDFLAGS += -latomic
+endif
 
        ifeq ($(ARCH),armv7)
                ifeq ($(OS),Android)
@@ -261,9 +266,9 @@ else
 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
@@ -452,7 +457,7 @@ install:
 
 #clean all
 clean: objclean profileclean
-       @rm -f .depend *~ core 
+       @rm -f .depend *~ core
 
 # clean binaries and objects
 objclean:
@@ -496,7 +501,7 @@ config-sanity:
        @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"