re PR bootstrap/43511 (Configure error at stage 1 in i386/libgomp)

	PR bootstrap/43511
	* config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
	Clear first_function_block_is_cold.

From-SVN: r157723

gcc/ChangeLog

 2010-03-25  Jakub Jelinek  <jakub@redhat.com>
 
+	PR bootstrap/43511
+	* config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
+	Clear first_function_block_is_cold.
+
 	PR c/43385
 	* gimplify.c (gimple_boolify): Only recurse on __builtin_expect
 	argument if the argument is truth_value_p.

gcc/config/i386/i386.c

@@ -7614,6 +7614,7 @@ ix86_code_end (void)
 	  assemble_name (asm_out_file, name);
 	  fputs ("\n", asm_out_file);
 	  ASM_OUTPUT_LABEL (asm_out_file, name);
+	  DECL_WEAK (decl) = 1;
 	}
       else
 #endif
@@ -7639,6 +7640,7 @@ ix86_code_end (void)
       DECL_INITIAL (decl) = make_node (BLOCK);
       current_function_decl = decl;
       init_function_start (decl);
+      first_function_block_is_cold = false;
       /* Make sure unwind info is emitted for the thunk if needed.  */
       final_start_function (emit_barrier (), asm_out_file, 1);