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29 lines
895 B
Plaintext
29 lines
895 B
Plaintext
$NetBSD: patch-libgcc_config_t-slibgcc-sld,v 1.1 2014/05/10 14:14:58 richard Exp $
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--- libgcc/config/t-slibgcc-sld.orig 2011-06-01 14:39:17.000000000 +0000
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+++ libgcc/config/t-slibgcc-sld
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@@ -3,3 +3,23 @@
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SHLIB_LDFLAGS = -Wl,-h,$(SHLIB_SONAME) -Wl,-z,text -Wl,-z,defs \
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-Wl,-M,$(SHLIB_MAP)
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+
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+# Linker mapfile to enforce direct binding to libgcc_s unwinder
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+# (PR target/59788).
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+libgcc-unwind.map: libgcc-std.ver
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+ @(echo "{"; \
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+ for f in `grep _Unwind_ $< | sort`; do \
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+ echo " $$f = EXTERN DIRECT;"; \
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+ done; \
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+ echo "};" ) > $@
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+
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+# Copy libgcc-unwind.map to the place where gcc will look for it at build-time.
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+install-libgcc-unwind-map-forbuild: libgcc-unwind.map
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+ $(INSTALL_DATA) $< $(gcc_objdir)
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+
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+all: install-libgcc-unwind-map-forbuild
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+
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+install-libgcc-unwind-map: libgcc-unwind.map
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+ $(INSTALL_DATA) $< $(DESTDIR)$(slibdir)
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+
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+install: install-libgcc-unwind-map
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