re PR target/68408 (broken support for attribute init_priority)

	PR target/68408
	* config/sparc/sp-elf.h (CTORS_SECTION_ASM_OP): Undefine.
	(DTORS_SECTION_ASM_OP): Likewise.

From-SVN: r230598

gcc/ChangeLog

+2015-11-19  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/68408
+	* config/sparc/sp-elf.h (CTORS_SECTION_ASM_OP): Undefine.
+	(DTORS_SECTION_ASM_OP): Likewise.
+
 2015-11-19  Jakub Jelinek  <jakub@redhat.com>
 
 	PR rtl-optimization/68376

gcc/config/sparc/sp-elf.h

@@ -54,6 +54,10 @@ along with GCC; see the file COPYING3.  If not see
 #define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM)	\
   sprintf ((LABEL), "*.L%s%ld", (PREFIX), (long)(NUM))
 
+/* We use GNU ld so undefine this so that attribute((init_priority)) works.  */
+#undef CTORS_SECTION_ASM_OP
+#undef DTORS_SECTION_ASM_OP
+
 /* ??? Inherited from sol2.h.  Probably wrong.  */
 #undef WCHAR_TYPE
 #define WCHAR_TYPE "long int"