From: Richard Biener <rguenther@suse.de>
Date: Tue, 17 Sep 2019 13:52:20 +0000 (+0000)
Subject: re PR debug/91772 (ICE in add_dwarf_attr, at dwarf2out.c:4412 since r259749)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1160be126809af874f3d68a514bf38b63076d1cd;p=gcc.git

re PR debug/91772 (ICE in add_dwarf_attr, at dwarf2out.c:4412 since r259749)

2019-09-17  Richard Biener  <rguenther@suse.de>

	PR debug/91772
	* dwarf2out.c (dwarf2out_late_global_decl): If early dwarf
	was missing generate locations only once.

From-SVN: r275804
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0cbb512bb1d..6d033774805 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2019-09-17  Richard Biener  <rguenther@suse.de>
+
+	PR debug/91772
+	* dwarf2out.c (dwarf2out_late_global_decl): If early dwarf
+	was missing generate locations only once.
+
 2019-09-17  Feng Xue  <fxue@os.amperecomputing.com>
 
 	PR ipa/91089
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index c359c2d4af9..5698c82f7df 100644
--- a/gcc/dwarf2out.c
+++ b/gcc/dwarf2out.c
@@ -26660,16 +26660,12 @@ dwarf2out_late_global_decl (tree decl)
     {
       dw_die_ref die = lookup_decl_die (decl);
 
-      /* We may have to generate early debug late for LTO in case debug
+      /* We may have to generate full debug late for LTO in case debug
          was not enabled at compile-time or the target doesn't support
 	 the LTO early debug scheme.  */
       if (! die && in_lto_p)
-	{
-	  dwarf2out_decl (decl);
-	  die = lookup_decl_die (decl);
-	}
-
-      if (die)
+	dwarf2out_decl (decl);
+      else if (die)
 	{
 	  /* We get called via the symtab code invoking late_global_decl
 	     for symbols that are optimized out.