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don't pass -Wl,-exported_symbol -Wl,_main to the linker when building on

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Tiger.  PR3743


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66550 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-03-10 17:15:56 +00:00
parent ab5acba347
commit 1b030a116d
1 changed files with 6 additions and 0 deletions
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6
Makefile.rules
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@ -469,6 +469,8 @@ ifeq ($(OS),Darwin)
DARWIN_VERSION := `sw_vers -productVersion`
# Strip a number like 10.4.7 to 10.4
DARWIN_VERSION := $(shell echo $(DARWIN_VERSION)| sed -E 's/(10.[0-9]).*/\1/')
# Get "4" out of 10.4 for later pieces in the makefile.
DARWIN_MAJVERS := $(shell echo $(DARWIN_VERSION)| sed -E 's/10.([0-9]).*/\1/')
SharedLinkOptions=-Wl,-flat_namespace -Wl,-undefined -Wl,suppress -bundle \
-mmacosx-version-min=$(DARWIN_VERSION)
@ -1116,8 +1118,12 @@ endif
# startup time by 4x on darwin in some cases.
ifdef TOOL_NO_EXPORTS
ifeq ($(OS),Darwin)
# Tiger tools don't support this.
ifneq ($(DARWIN_MAJVERS),4)
LD.Flags += -Wl,-exported_symbol -Wl,_main
endif
endif
ifeq ($(OS), $(filter $(OS), Linux NetBSD FreeBSD))
LD.Flags += -Wl,--version-script=$(LLVM_SRC_ROOT)/autoconf/ExportMap.map