Replace -O3 with -fast for intel compiler

[stockfish] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index 860b146a4fbe88a6a6aab515da073e6d6b153f9e..ad8ec05ffb3c9406e173ef1870655e6f29ecebd9 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -311,7 +311,7 @@ ifeq ($(optimize),yes)
                ifeq ($(os),osx)
                        CXXFLAGS += -fast -mdynamic-no-pic
                else
                ifeq ($(os),osx)
                        CXXFLAGS += -fast -mdynamic-no-pic
                else

-                       CXXFLAGS += -O3
+                       CXXFLAGS += -fast

                endif
        endif
 
                endif
        endif