From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Wed, 6 Jul 2011 18:38:24 +0000 (+0000)
Subject: json: fix test when rand returns 0.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d75dae75d741eb852f400ccda88079bc3f26a3ad;p=gcc.git

json: fix test when rand returns 0.

Fixes using gccgo when optimizing, which changes the order of
calls to rand.  Same patch proposed upstream.

From-SVN: r175927
---

diff --git a/libgo/go/json/scanner_test.go b/libgo/go/json/scanner_test.go
index 0d4de3246dd..df87c716aff 100644
--- a/libgo/go/json/scanner_test.go
+++ b/libgo/go/json/scanner_test.go
@@ -252,6 +252,9 @@ func genArray(n int) []interface{} {
 	if f > n {
 		f = n
 	}
+	if n > 0 && f == 0 {
+		f = 1
+	}
 	x := make([]interface{}, int(f))
 	for i := range x {
 		x[i] = genValue(((i+1)*n)/f - (i*n)/f)