Fix pch with Solaris as

2016-09-27  Richard Biener  <rguenther@suse.de>

	* dwarf2out.c (dwarf2out_init): Move text_section_line_info,
	cur_line_info_table initialization ...
	(dwarf2out_assembly_start): ... here.

From-SVN: r240545

gcc/ChangeLog

+2016-09-27  Richard Biener  <rguenther@suse.de>
+
+	* dwarf2out.c (dwarf2out_init): Move text_section_line_info,
+	cur_line_info_table initialization ...
+	(dwarf2out_assembly_start): ... here.
+
 2016-09-27  Matthew Wahab  <matthew.wahab@arm.com>
 
 	* config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.

gcc/dwarf2out.c

@@ -25657,14 +25657,6 @@ dwarf2out_init (const char *filename ATTRIBUTE_UNUSED)
     vec_alloc (macinfo_table, 64);
 #endif
 
-  /* Make sure the line number table for .text always exists.  */
-  text_section_line_info = new_line_info_table ();
-  text_section_line_info->end_label = text_end_label;
-
-#ifdef DWARF2_LINENO_DEBUGGING_INFO
-  cur_line_info_table = text_section_line_info;
-#endif
-
   /* If front-ends already registered a main translation unit but we were not
      ready to perform the association, do this now.  */
   if (main_translation_unit != NULL_TREE)
@@ -25688,6 +25680,14 @@ dwarf2out_assembly_start (void)
   ASM_OUTPUT_LABEL (asm_out_file, text_section_label);
 #endif
 
+  /* Make sure the line number table for .text always exists.  */
+  text_section_line_info = new_line_info_table ();
+  text_section_line_info->end_label = text_end_label;
+
+#ifdef DWARF2_LINENO_DEBUGGING_INFO
+  cur_line_info_table = text_section_line_info;
+#endif
+
   if (HAVE_GAS_CFI_SECTIONS_DIRECTIVE
       && dwarf2out_do_cfi_asm ()
       && (!(flag_unwind_tables || flag_exceptions)