make newtmp() return zeroed out temporaries

This was not necessary as temporaries were never freed
and returned from an array zero initialized.  But in the
coming load optimization, we sometimes free temporaries
by resetting fn->ntmp.

1 files changed, 1 insertions, 0 deletions

diff --git a/util.c b/util.c
index a99e2dd..63a1202 100644
--- a/util.c
+++ b/util.c
@@ -250,6 +250,7 @@ newtmp(char *prfx, int k,  Fn *fn)
 
 	t = fn->ntmp++;
 	vgrow(&fn->tmp, fn->ntmp);
+	memset(&fn->tmp[t], 0, sizeof(Tmp));
 	if (prfx)
 		sprintf(fn->tmp[t].name, "%s.%d", prfx, ++n);
 	fn->tmp[t].cls = k;