runtime: fix float64 hash

R=ken2 CC=golang-dev https://golang.org/cl/5580046

runtime: fix float64 hash
R=ken2 CC=golang-dev https://golang.org/cl/5580046
022aac78 · Russ Cox · ed7a8f71 · 022aac78
Commit 022aac78 authored Jan 30, 2012 by Russ Cox
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alg.c src/pkg/runtime/alg.c +1 -1

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--- a/src/pkg/runtime/alg.c
+++ b/src/pkg/runtime/alg.c
@@ -263,7 +263,7 @@ runtime·f64hash(uintptr *h, uintptr s, void *a)
 	uint64 u;

 	USED(s);
-	f = *(float32*)a;
+	f = *(float64*)a;
 	if(f == 0)
 		hash = 0;	// +0, -0
 	else if(f != f)