From ab46e32b36810bec329a015d794f0aafff8d4b6f Mon Sep 17 00:00:00 2001
From: Gabe Black <gabeblack@google.com>
Date: Tue, 27 Mar 2018 16:55:18 -0700
Subject: base: Add a default output function for bitunion types.

This way printing bitunions with, for instance, DPRINTF actually prints
something useful. More specialized overloads will still allow printing
particular bitunion types in ways that might make more sense for that
particular type.

Change-Id: I92beb0ce07683ba8b318cf25aa73e0057e4a60ef
Reviewed-on: https://gem5-review.googlesource.com/9461
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Gabe Black <gabeblack@google.com>
---
 src/base/bituniontest.cc | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/base/bituniontest.cc')

diff --git a/src/base/bituniontest.cc b/src/base/bituniontest.cc
index 8781d2d5e..d7ed95bb8 100644
--- a/src/base/bituniontest.cc
+++ b/src/base/bituniontest.cc
@@ -270,3 +270,17 @@ TEST_F(BitUnionData, Templating)
     is64 = std::is_same<BitUnionBaseType<Dummy32>, uint64_t>::value;
     EXPECT_FALSE(is64);
 }
+
+TEST_F(BitUnionData, Output)
+{
+    sixtyFour = 1234567812345678;
+    std::stringstream ss;
+    ss << sixtyFour;
+    EXPECT_EQ(ss.str(), "1234567812345678");
+    ss.str("");
+
+    EmptyEight eight = 65;
+    ss << eight;
+    EXPECT_EQ(ss.str(), "65");
+    ss.str("");
+}
-- 
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