Index: config/darwin-protos.h
===================================================================
--- config/darwin-protos.h	(revision 111255)
+++ config/darwin-protos.h	(working copy)
@@ -80,3 +80,4 @@ extern void darwin_asm_output_dwarf_delt
 					   const char *);
 extern bool darwin_binds_local_p (tree);
 extern void darwin_cpp_builtins (struct cpp_reader *);
+extern void darwin_asm_output_anchor (rtx symbol);
Index: config/darwin-sections.def
===================================================================
--- config/darwin-sections.def	(revision 111255)
+++ config/darwin-sections.def	(working copy)
@@ -11,9 +11,9 @@ DEF_SECTION (const_data_coal_section, 0,
 	     ".section __DATA,__const_coal,coalesced", 0)
 DEF_SECTION (data_coal_section, SECTION_WRITE,
 	     ".section __DATA,__datacoal_nt,coalesced", 0)
-DEF_SECTION (cstring_section, 0, ".cstring", 0)
-DEF_SECTION (literal4_section, 0, ".literal4", 0)
-DEF_SECTION (literal8_section, 0, ".literal8", 0)
+DEF_SECTION (cstring_section, SECTION_MERGE, ".cstring", 0)
+DEF_SECTION (literal4_section, SECTION_MERGE, ".literal4", 0)
+DEF_SECTION (literal8_section, SECTION_MERGE, ".literal8", 0)
 DEF_SECTION (constructor_section, 0, ".constructor", 0)
 DEF_SECTION (mod_init_section, 0, ".mod_init_func", 0)
 DEF_SECTION (mod_term_section, 0, ".mod_term_func", 0)
Index: config/darwin.c
===================================================================
--- config/darwin.c	(revision 111255)
+++ config/darwin.c	(working copy)
@@ -1479,4 +1479,17 @@ darwin_binds_local_p (tree decl)
   return default_binds_local_p_1 (decl, 0);
 }
 
+/* The Darwin's implementation of TARGET_ASM_OUTPUT_ANCHOR.  Define the
+   anchor relative to ".", the current section position.  We cannot use
+   the default one because ASM_OUTPUT_DEF is wrong for Darwin.  */
+
+void
+darwin_asm_output_anchor (rtx symbol)
+{
+  fprintf (asm_out_file, "\t.set\t");
+  assemble_name (asm_out_file, XSTR (symbol, 0));
+  fprintf (asm_out_file, ", . + " HOST_WIDE_INT_PRINT_DEC "\n",
+	   SYMBOL_REF_BLOCK_OFFSET (symbol));
+}
+
 #include "gt-darwin.h"
Index: config/darwin.h
===================================================================
--- config/darwin.h	(revision 111255)
+++ config/darwin.h	(working copy)
@@ -792,6 +796,8 @@ enum machopic_addr_class {
 	darwin_non_lazy_pcrel (ASM_OUT_FILE, ADDR);					\
 	goto DONE;									\
       }
+
+#define TARGET_ASM_OUTPUT_ANCHOR darwin_asm_output_anchor
 
 /* Experimentally, putting jump tables in text is faster on SPEC.
    Also this is needed for correctness for coalesced functions.  */