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-rw-r--r--csu/Makefile3
-rw-r--r--csu/elf-init.c17
2 files changed, 19 insertions, 1 deletions
diff --git a/csu/Makefile b/csu/Makefile
index 0e2ae07cf7..1339b5d117 100644
--- a/csu/Makefile
+++ b/csu/Makefile
@@ -93,7 +93,8 @@ omit-deps += $(crtstuff)
$(crtstuff:%=$(objpfx)%.o): %.o: %.S $(objpfx)defs.h
$(compile.S) -g0 $(ASFLAGS-.os) -o $@
-CFLAGS-initfini.s = -g0 -fPIC -fno-inline-functions $(fno-unit-at-a-time)
+CFLAGS-initfini.s = -g0 -fPIC -fno-inline-functions $(fno-unit-at-a-time) \
+ -fno-asynchronous-unwind-tables
vpath initfini.c $(sysdirs)
diff --git a/csu/elf-init.c b/csu/elf-init.c
index d5ec912cba..0ea23c6193 100644
--- a/csu/elf-init.c
+++ b/csu/elf-init.c
@@ -63,6 +63,23 @@ extern void (*__init_array_end []) (int, char **, char **)
extern void (*__fini_array_start []) (void) attribute_hidden;
extern void (*__fini_array_end []) (void) attribute_hidden;
+#if defined HAVE_VISIBILITY_ATTRIBUTE \
+ && (defined SHARED || defined LIBC_NONSHARED)
+# define hidden_undef_2(x) #x
+# define hidden_undef_1(x) hidden_undef_2 (x)
+# define hidden_undef(x) \
+ __asm (hidden_undef_1 (ASM_GLOBAL_DIRECTIVE) " " #x); \
+ __asm (".hidden " #x);
+#else
+# define hidden_undef(x)
+#endif
+
+hidden_undef (__preinit_array_start)
+hidden_undef (__preinit_array_end)
+hidden_undef (__init_array_start)
+hidden_undef (__init_array_end)
+hidden_undef (__fini_array_start)
+hidden_undef (__fini_array_end)
/* These function symbols are provided for the .init/.fini section entry
points automagically by the linker. */