Vendor import of llvm trunk r126547:

http://llvm.org/svn/llvm-project/llvm/trunk@126547

1 files changed, 18 insertions, 0 deletions

diff --git a/unittests/ADT/APIntTest.cpp b/unittests/ADT/APIntTest.cpp
index 557d835..e05bdbf 100644
--- a/unittests/ADT/APIntTest.cpp
+++ b/unittests/ADT/APIntTest.cpp
@@ -332,6 +332,24 @@ TEST(APIntTest, Log2) {
   EXPECT_EQ(APInt(15, 9).exactLogBase2(), -1);
 }
 
+TEST(APIntTest, magic) {
+  EXPECT_EQ(APInt(32, 3).magic().m, APInt(32, "55555556", 16));
+  EXPECT_EQ(APInt(32, 3).magic().s, 0U);
+  EXPECT_EQ(APInt(32, 5).magic().m, APInt(32, "66666667", 16));
+  EXPECT_EQ(APInt(32, 5).magic().s, 1U);
+  EXPECT_EQ(APInt(32, 7).magic().m, APInt(32, "92492493", 16));
+  EXPECT_EQ(APInt(32, 7).magic().s, 2U);
+}
+
+TEST(APIntTest, magicu) {
+  EXPECT_EQ(APInt(32, 3).magicu().m, APInt(32, "AAAAAAAB", 16));
+  EXPECT_EQ(APInt(32, 3).magicu().s, 1U);
+  EXPECT_EQ(APInt(32, 5).magicu().m, APInt(32, "CCCCCCCD", 16));
+  EXPECT_EQ(APInt(32, 5).magicu().s, 2U);
+  EXPECT_EQ(APInt(32, 7).magicu().m, APInt(32, "24924925", 16));
+  EXPECT_EQ(APInt(32, 7).magicu().s, 3U);
+}
+
 #ifdef GTEST_HAS_DEATH_TEST
 #ifndef NDEBUG
 TEST(APIntTest, StringDeath) {