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authorBill Wendling <isanbard@gmail.com>2011-06-13 20:14:37 +0000
committerBill Wendling <isanbard@gmail.com>2011-06-13 20:14:37 +0000
commit1922a11907346024439ee653d076cf5823633943 (patch)
tree317501b3d93785507c3367e1dc528310fd04d5ae /runtime
parent7ac8f8f3418c9ee7cb3f27aa9e5033e9b73ef84f (diff)
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Add compatibility version when compiling the Apple way.
<rdar://problem/9600408> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132929 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'runtime')
-rw-r--r--runtime/libprofile/Makefile30
1 files changed, 30 insertions, 0 deletions
diff --git a/runtime/libprofile/Makefile b/runtime/libprofile/Makefile
index eced5e5f8a..fa0d69c5d4 100644
--- a/runtime/libprofile/Makefile
+++ b/runtime/libprofile/Makefile
@@ -20,3 +20,33 @@ EXTRA_DIST = libprofile.exports
EXPORTED_SYMBOL_FILE = $(PROJ_SRC_DIR)/libprofile.exports
include $(LEVEL)/Makefile.common
+
+ifeq ($(HOST_OS),Darwin)
+ # Special hack to allow libprofile_rt to have an offset version number.
+ ifdef LLVM_LTO_VERSION_OFFSET
+ LTO_LIBRARY_VERSION := $(shell expr $(LLVM_SUBMIT_VERSION) + \
+ $(LLVM_LTO_VERSION_OFFSET))
+ else
+ LTO_LIBRARY_VERSION := $(LLVM_SUBMIT_VERSION)
+ endif
+
+ # Set dylib internal version number to llvmCore submission number.
+ ifdef LLVM_SUBMIT_VERSION
+ LLVMLibsOptions := $(LLVMLibsOptions) -Wl,-current_version \
+ -Wl,$(LTO_LIBRARY_VERSION).$(LLVM_SUBMIT_SUBVERSION) \
+ -Wl,-compatibility_version -Wl,1
+ endif
+ # Extra options to override libtool defaults.
+ LLVMLibsOptions := $(LLVMLibsOptions) \
+ -Wl,-dead_strip \
+ -Wl,-seg1addr -Wl,0xE0000000
+
+ # Mac OS X 10.4 and earlier tools do not allow a second -install_name on
+ # command line.
+ DARWIN_VERS := $(shell echo $(TARGET_TRIPLE) | sed 's/.*darwin\([0-9]*\).*/\1/')
+ ifneq ($(DARWIN_VERS),8)
+ LLVMLibsOptions := $(LLVMLibsOptions) \
+ -Wl,-install_name \
+ -Wl,"@executable_path/../lib/lib$(LIBRARYNAME)$(SHLIBEXT)"
+ endif
+endif