diff --git a/gcc/go/gofrontend/MERGE b/gcc/go/gofrontend/MERGE
index 4ebc803a915..2632f4e6724 100644
--- a/gcc/go/gofrontend/MERGE
+++ b/gcc/go/gofrontend/MERGE
@@ -1,4 +1,4 @@
-2bf7c643a1d2f8503070c8e6cb87852026e32400
+d5aad2f400a0f21724e33e4ae48e1583ed8b1a87
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.
diff --git a/libgo/runtime/mprof.goc b/libgo/runtime/mprof.goc
index d9c220bca23..c9022df3dfb 100644
--- a/libgo/runtime/mprof.goc
+++ b/libgo/runtime/mprof.goc
@@ -402,10 +402,9 @@ func ThreadCreateProfile(p Slice) (n int, ok bool) {
 }
 
 func Stack(b Slice, all bool) (n int) {
-	byte *pc, *sp;
+	byte *pc;
 	bool enablegc;
 	
-	sp = runtime_getcallersp(&b);
 	pc = (byte*)(uintptr)runtime_getcallerpc(&b);
 
 	if(all) {
@@ -423,7 +422,6 @@ func Stack(b Slice, all bool) (n int) {
 		g->writebuf = (byte*)b.__values;
 		g->writenbuf = b.__count;
 		USED(pc);
-		USED(sp);
 		runtime_goroutineheader(g);
 		runtime_traceback();
 		runtime_printcreatedby(g);