From: Mark Mitchell <mark@codesourcery.com>
Date: Mon, 24 May 1999 23:38:55 +0000 (+0000)
Subject: decl2.c (mark_vtable_entries): Don't make a copy of a function, and then make it... 
X-Git-Tag: releases/libgcj-2.95.0~384
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5e65d3ee9ada6d20eff5a09d6c2a8af695887913;p=thirdparty%2Fgcc.git

decl2.c (mark_vtable_entries): Don't make a copy of a function, and then make it look like `abort'.

	* decl2.c (mark_vtable_entries): Don't make a copy of a function,
	and then make it look like `abort'.  Just use `abort' instead.

From-SVN: r27131
---

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 250f063b7685..835402f0f0cf 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,5 +1,8 @@
 1999-05-24  Mark Mitchell  <mark@codesourcery.com>
 
+	* decl2.c (mark_vtable_entries): Don't make a copy of a function,
+	and then make it look like `abort'.  Just use `abort' instead.
+	
 	* typeck.c (build_static_cast): Don't allow static_casts that cast
 	away constness.
 	(casts_away_constness_r): New function.
diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c
index 9427c2c6ba4d..793a974c1e35 100644
--- a/gcc/cp/decl2.c
+++ b/gcc/cp/decl2.c
@@ -2424,8 +2424,7 @@ mark_vtable_entries (decl)
       TREE_ADDRESSABLE (fn) = 1;
       if (DECL_LANG_SPECIFIC (fn) && DECL_ABSTRACT_VIRTUAL_P (fn))
 	{
-	  TREE_OPERAND (fnaddr, 0) = fn = copy_node (fn);
-	  DECL_RTL (fn) = DECL_RTL (abort_fndecl);
+	  TREE_OPERAND (fnaddr, 0) = abort_fndecl;
 	  mark_used (abort_fndecl);
 	}
       if (TREE_CODE (fn) == THUNK_DECL && DECL_EXTERNAL (fn))
diff --git a/gcc/testsuite/g++.old-deja/g++.pt/virtual2.C b/gcc/testsuite/g++.old-deja/g++.pt/virtual2.C
new file mode 100644
index 000000000000..052b04979086
--- /dev/null
+++ b/gcc/testsuite/g++.old-deja/g++.pt/virtual2.C
@@ -0,0 +1,21 @@
+// Build don't link:
+// Origin: Mark Mitchell <mark@codesourcery.com>
+
+template <class T>
+struct B 
+{
+  virtual void f() = 0;
+};
+
+template <class T>
+struct D : public B<T> {
+  virtual void f();
+};
+
+void g() {
+  B<int>* bi = new D<int>;
+};
+
+template <class T>
+void B<T>::f() {}
+