From: Eric Botcazou <ebotcazou@adacore.com>
Date: Wed, 10 Jan 2018 20:59:04 +0000 (+0000)
Subject: * dwarf2out.c (dwarf2out_var_location): Do not pass NULL to fprintf.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=88324fd006d3ba0ed4808cc0b3569b8c6af29624;p=gcc.git

* dwarf2out.c (dwarf2out_var_location): Do not pass NULL to fprintf.

From-SVN: r256454
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 7a989b42c4c..413f24cf860 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2018-01-10  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* dwarf2out.c (dwarf2out_var_location): Do not pass NULL to fprintf.
+
 2018-01-10  Peter Bergner  <bergner@vnet.ibm.com>
 
 	PR target/83399
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index b70856fce8b..fc206562abe 100644
--- a/gcc/dwarf2out.c
+++ b/gcc/dwarf2out.c
@@ -26584,11 +26584,16 @@ create_label:
 
   if (var_loc_p && flag_debug_asm)
     {
-      const char *name = NULL, *sep = " => ", *patstr = NULL;
+      const char *name, *sep, *patstr;
       if (decl && DECL_NAME (decl))
 	name = IDENTIFIER_POINTER (DECL_NAME (decl));
+      else
+	name = "";
       if (NOTE_VAR_LOCATION_LOC (loc_note))
-	patstr = str_pattern_slim (NOTE_VAR_LOCATION_LOC (loc_note));
+	{
+	  sep = " => ";
+	  patstr = str_pattern_slim (NOTE_VAR_LOCATION_LOC (loc_note));
+	}
       else
 	{
 	  sep = " ";