From: ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Sat, 13 Dec 2014 01:41:49 +0000 (+0000)
Subject: 	PR go/61254
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=91497ed893608cc8bfadf1bed35b8db286584147;p=thirdparty%2Fgcc.git

	PR go/61254
compiler: Don't move nil subexpressions into temporaries.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@218701 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/go/gofrontend/statements.cc b/gcc/go/gofrontend/statements.cc
index 5b8c2e73fc77..6094e5c684b6 100644
--- a/gcc/go/gofrontend/statements.cc
+++ b/gcc/go/gofrontend/statements.cc
@@ -677,7 +677,8 @@ Move_subexpressions::expression(Expression** pexpr)
 {
   if (this->skip_ > 0)
     --this->skip_;
-  else if ((*pexpr)->temporary_reference_expression() == NULL)
+  else if ((*pexpr)->temporary_reference_expression() == NULL
+	   && !(*pexpr)->is_nil_expression())
     {
       Location loc = (*pexpr)->location();
       Temporary_statement* temp = Statement::make_temporary(NULL, *pexpr, loc);