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# Set this as a minimum (unless overriden by arch t-files) since it's a
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# reasonable lowest common denominator that works for all our archs.
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HOST_LIBGCC2_CFLAGS += -mmacosx-version-min=10.4
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crt3.o: $(srcdir)/config/darwin-crt3.c
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$(crt_compile) -mmacosx-version-min=10.4 -c $<
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crttms.o: $(srcdir)/config/darwin-crt-tm.c
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$(crt_compile) -mmacosx-version-min=10.4 -DSTART -c $<
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crttme.o: $(srcdir)/config/darwin-crt-tm.c
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$(crt_compile) -mmacosx-version-min=10.4 -DEND -c $<
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# Make emutls weak so that we can deal with -static-libgcc, override the
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# hidden visibility when this is present in libgcc_eh.
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emutls.o: HOST_LIBGCC2_CFLAGS += \
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-DEMUTLS_ATTR='__attribute__((__weak__,__visibility__("default")))'
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emutls_s.o: HOST_LIBGCC2_CFLAGS += \
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-DEMUTLS_ATTR='__attribute__((__weak__,__visibility__("default")))'
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# Make the emutls crt as a convenience lib so that it can be linked
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# optionally, use the shared version so that we can link with DSO.
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libemutls_w.a: emutls_s.o
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$(AR_CREATE_FOR_TARGET) $@ $<
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$(RANLIB_FOR_TARGET) $@
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# Patch to __Unwind_Find_Enclosing_Function for Darwin10.
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d10-uwfef.o: $(srcdir)/config/darwin10-unwind-find-enc-func.c libgcc_tm.h
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$(crt_compile) -mmacosx-version-min=10.6 -c $<
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|
# Using this crt as a library means that it will not be added to an exe
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|
# (or module) unless needed.
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|
libd10-uwfef.a: d10-uwfef.o
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|
$(AR_CREATE_FOR_TARGET) $@ d10-uwfef.o
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|
$(RANLIB_FOR_TARGET) $@
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|
|
|
|
|
###### Unwinder #######
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|
# Most Darwin versions get their unwinder from libSystem; older versions
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|
# have an installed /usr/lib/libgcc_s.1.dylib.
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|
# So do not add the unwinder to the shared libgcc.
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|
|
LIB2ADDEHSHARED =
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|
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|
|
# We still need it in the _eh.a for earlier platform versions.
|
|
|
# Use unwind-dw2-fde-darwin
|
|
|
LIB2ADDEH = $(srcdir)/unwind-dw2.c \
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|
|
$(srcdir)/config/unwind-dw2-fde-darwin.c \
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|
|
$(srcdir)/unwind-c.c
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|
|
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|
# Do not build a shared unwind lib by default.
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|
|
LIBEHSOBJS=
|
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|
|
|
|
# Symbols for all the sub-ports.
|
|
|
SHLIB_MAPFILES = libgcc-std.ver $(srcdir)/config/libgcc-libsystem.ver
|