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-rw-r--r--spill.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/spill.c b/spill.c
index f0b593a..0742caa 100644
--- a/spill.c
+++ b/spill.c
@@ -404,6 +404,7 @@ spill(Fn *fn)
 				continue;
 			}
 			bszero(w);
+			s = -1;
 			if (!req(i->to, R)) {
 				assert(rtype(i->to) == RTmp);
 				t = i->to.val;