Apply -flto-partition=one / -flto=full

[stockfish] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index 8315f33d6b08ff7b797f867ab6b54e3c596e0080..1d5137d1c507c164315cfc0100bf6f3dd7fb2fbf 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -678,7 +678,7 @@ endif
 ifeq ($(optimize),yes)
 ifeq ($(debug), no)
        ifeq ($(comp),clang)
-               CXXFLAGS += -flto
+               CXXFLAGS += -flto=full
                ifeq ($(target_windows),yes)
                        CXXFLAGS += -fuse-ld=lld
                endif
@@ -688,21 +688,19 @@ ifeq ($(debug), no)
 # GCC on some systems.
        else ifeq ($(comp),gcc)
        ifeq ($(gccisclang),)
-               CXXFLAGS += -flto
+               CXXFLAGS += -flto -flto-partition=one
                LDFLAGS += $(CXXFLAGS) -flto=jobserver
        else
-               CXXFLAGS += -flto
+               CXXFLAGS += -flto=full
                LDFLAGS += $(CXXFLAGS)
        endif
 
 # To use LTO and static linking on Windows,
 # the tool chain requires gcc version 10.1 or later.
        else ifeq ($(comp),mingw)
-       ifneq ($(arch),i386)
-               CXXFLAGS += -flto
+               CXXFLAGS += -flto -flto-partition=one
                LDFLAGS += $(CXXFLAGS) -save-temps
        endif
-       endif
 endif
 endif