Enable New Pass Manager for Clang.

[stockfish] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index 55139a1f75eb92dc34e8628721cadef8f73b9b27..1ff03f8391acca25bc4e3c5af9938d3408aa062d 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -481,6 +481,10 @@ ifeq ($(optimize),yes)
                        CXXFLAGS += -mdynamic-no-pic
                endif
        endif
+
+       ifeq ($(comp),clang)
+               CXXFLAGS += -fexperimental-new-pass-manager
+       endif
 endif
 
 ### 3.4 Bits
@@ -590,7 +594,7 @@ endif
 ifeq ($(optimize),yes)
 ifeq ($(debug), no)
        ifeq ($(comp),clang)
-               CXXFLAGS += -flto=thin
+               CXXFLAGS += -flto
                ifneq ($(findstring MINGW,$(KERNEL)),)
                        CXXFLAGS += -fuse-ld=lld
                else ifneq ($(findstring MSYS,$(KERNEL)),)
@@ -610,7 +614,7 @@ ifeq ($(debug), no)
                        LDFLAGS += -save-temps
                endif
        else
-               CXXFLAGS += -flto=thin
+               CXXFLAGS += -flto
                LDFLAGS += $(CXXFLAGS)
        endif