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Re-add link time optimization on OS X
author
Daylen Yang
<services@daylenyang.com>
Fri, 14 Mar 2014 05:09:29 +0000
(22:09 -0700)
committer
Marco Costalba
<mcostalba@gmail.com>
Fri, 14 Mar 2014 07:49:08 +0000
(08:49 +0100)
In the new version of clang, -O4 does not imply -flto, so we set the
flag
src/Makefile
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diff --git
a/src/Makefile
b/src/Makefile
index 9b8e926a5c73df6d9f283d638eb43824bd7b19a4..dbf8143576fdb642c1346b4eab067b7113c8738b 100644
(file)
--- a/
src/Makefile
+++ b/
src/Makefile
@@
-271,14
+271,10
@@
ifeq ($(optimize),yes)
endif
ifeq ($(comp),clang)
- ifeq ($(os),osx)
- # Clang on OS X supports LTO
- CXXFLAGS += -O4
- else
- CXXFLAGS += -O3
- endif
+ CXXFLAGS += -O3
ifeq ($(os),osx)
+ CXXFLAGS += -flto
ifeq ($(arch),i386)
CXXFLAGS += -mdynamic-no-pic
endif