From: Jason Merrill <jason@redhat.com>
Date: Thu, 12 Nov 2015 00:53:19 +0000 (-0500)
Subject: pt.c (instantiate_class_template_1): Set function_depth around instantiation of lambd... 
X-Git-Tag: basepoints/gcc-7~3118
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c7360ed2f9b78a0091b6ce60e8ef7411683efae2;p=thirdparty%2Fgcc.git

pt.c (instantiate_class_template_1): Set function_depth around instantiation of lambda op().

	* pt.c (instantiate_class_template_1): Set function_depth around
	instantiation of lambda op().

From-SVN: r230201
---

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 62992eef6ef1..9cbda291ac7a 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,8 @@
+2015-11-11  Jason Merrill  <jason@redhat.com>
+
+	* pt.c (instantiate_class_template_1): Set function_depth around
+	instantiation of lambda op().
+
 2015-11-11  Marek Polacek  <polacek@redhat.com>
 
 	PR c/68107
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index 053a4ef28831..62659ec90dcc 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -10162,7 +10162,12 @@ instantiate_class_template_1 (tree type)
 	{
 	  if (!DECL_TEMPLATE_INFO (decl)
 	      || DECL_TEMPLATE_RESULT (DECL_TI_TEMPLATE (decl)) != decl)
-	    instantiate_decl (decl, false, false);
+	    {
+	      /* Set function_depth to avoid garbage collection.  */
+	      ++function_depth;
+	      instantiate_decl (decl, false, false);
+	      --function_depth;
+	    }
 
 	  /* We need to instantiate the capture list from the template
 	     after we've instantiated the closure members, but before we