diff options
Diffstat (limited to 'gcc-4.9/libgcc/config/t-slibgcc-sld')
| -rw-r--r-- | gcc-4.9/libgcc/config/t-slibgcc-sld | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gcc-4.9/libgcc/config/t-slibgcc-sld b/gcc-4.9/libgcc/config/t-slibgcc-sld new file mode 100644 index 000000000..ec6e5db0a --- /dev/null +++ b/gcc-4.9/libgcc/config/t-slibgcc-sld @@ -0,0 +1,28 @@ +# Build a shared libgcc library for ELF with symbol versioning +# with the Solaris linker. + +SHLIB_LDFLAGS = -Wl,-h,$(SHLIB_SONAME) -Wl,-z,text -Wl,-z,defs \ + -Wl,-M,$(SHLIB_MAP) + +# Linker mapfile to enforce direct binding to libgcc_s unwinder +# (PR target/59788). +libgcc-unwind.map: libgcc-std.ver + @(echo "{"; \ + for f in `grep _Unwind_ $< | sort`; do \ + echo " $$f = EXTERN DIRECT;"; \ + done; \ + echo "};" ) > $@ + +# Copy libgcc-unwind.map to the place where gcc will look for it at build-time. +install-libgcc-unwind-map-forbuild: libgcc-unwind.map + dest=$(gcc_objdir)/tmp$$$$-$<; \ + cp $< $$dest; \ + chmod a+r $$dest; \ + sh $(srcdir)/../move-if-change $$dest $(gcc_objdir)/$< + +all: install-libgcc-unwind-map-forbuild + +install-libgcc-unwind-map: libgcc-unwind.map + $(INSTALL_DATA) $< $(DESTDIR)$(slibdir) + +install: install-libgcc-unwind-map |