Use popcount intrinsic with Interl compiler

[stockfish] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index a7d749a4d44707696810d13247f1733a45006a5a..cb55c8b0b8ca8c3f27715509fedcab1a69e2983b 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -309,7 +309,7 @@ endif
 ifeq ($(pext),yes)
        CXXFLAGS += -DUSE_PEXT
        ifeq ($(comp),$(filter $(comp),gcc clang mingw))
-               CXXFLAGS += -mbmi -mbmi2
+               CXXFLAGS += -mbmi2
        endif
 endif