From e77f38f14a01be7d0e1f2ca055047579ec42ffb7 Mon Sep 17 00:00:00 2001
From: Elliott Hughes <enh@google.com>
Date: Wed, 14 May 2014 12:39:12 -0700
Subject: [PATCH] Add a unit test for already-fixed printf -0.0 formatting.

This was fixed by the upgrade to upstream head.

Bug: 5084292
Change-Id: Ia3bda1c0bbe38f428e22213b8bdbdf1a16caccf2
---
 tests/stdio_test.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tests/stdio_test.cpp b/tests/stdio_test.cpp
index 655ad3f87..2a0549ac6 100644
--- a/tests/stdio_test.cpp
+++ b/tests/stdio_test.cpp
@@ -400,6 +400,13 @@ TEST(stdio, snprintf_e) {
   EXPECT_STREQ("1.500000e+00", buf);
 }
 
+TEST(stdio, snprintf_negative_zero_5084292) {
+  char buf[BUFSIZ];
+
+  snprintf(buf, sizeof(buf), "%f", -0.0);
+  EXPECT_STREQ("-0.000000", buf);
+}
+
 TEST(stdio, popen) {
   FILE* fp = popen("cat /proc/version", "r");
   ASSERT_TRUE(fp != NULL);