Switch from -O2 to -O3 in the makefile (Issue 454)

Also see https://groups.google.com/d/msg/cryptopp-users/AEiGyjq15tw/GBAyDA6fBgAJ
weidai11 · Aug 4, 2017 · 18a0565 · 18a0565 · noloader · Aug 4, 2017
1 parent 860a9f4
commit 18a0565
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/GNUmakefile b/GNUmakefile
@@ -81,12 +81,12 @@ HAS_NEWLIB := $(shell $(CXX) -x c++ $(CXXFLAGS) -dM -E adhoc.cpp.proto 2>&1 | $(
 # Base CXXFLAGS used if the user did not specify them
 ifeq ($(SUN_COMPILER),1)
   ifeq ($(SUNCC_512_OR_LATER),1)
-    CXXFLAGS ?= -DNDEBUG -g3 -xO2
+    CXXFLAGS ?= -DNDEBUG -g3 -xO3
   else
-    CXXFLAGS ?= -DNDEBUG -g -xO2
+    CXXFLAGS ?= -DNDEBUG -g -xO3
   endif
 else
-  CXXFLAGS ?= -DNDEBUG -g2 -O2
+  CXXFLAGS ?= -DNDEBUG -g2 -O3
 endif
 
 # Default prefix for make install