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authorBenjamin Kramer <benny.kra@googlemail.com>2010-08-26 14:21:08 +0000
committerBenjamin Kramer <benny.kra@googlemail.com>2010-08-26 14:21:08 +0000
commitb04d4af057ef507ab081008fe85a8108bbfabe58 (patch)
treec1572fa262fa0cf5c43eb503d13e7a3d2aac2a8f /llvm/unittests/ADT/StringRefTest.cpp
parent78ccc2cb0052ba1a8bc5e6c1197f3da41f9029b0 (diff)
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Do unsigned char comparisons in StringRef::compare_lower to be more consistent with compare in corner cases.
llvm-svn: 112185
Diffstat (limited to 'llvm/unittests/ADT/StringRefTest.cpp')
-rw-r--r--llvm/unittests/ADT/StringRefTest.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/llvm/unittests/ADT/StringRefTest.cpp b/llvm/unittests/ADT/StringRefTest.cpp
index 887ba5d..de5c349 100644
--- a/llvm/unittests/ADT/StringRefTest.cpp
+++ b/llvm/unittests/ADT/StringRefTest.cpp
@@ -53,6 +53,14 @@ TEST(StringRefTest, StringOps) {
EXPECT_EQ( 1, StringRef("aab").compare("aaa"));
EXPECT_EQ(-1, StringRef("aab").compare("aabb"));
EXPECT_EQ( 1, StringRef("aab").compare("aa"));
+ EXPECT_EQ( 1, StringRef("\xFF").compare("\1"));
+
+ EXPECT_EQ(-1, StringRef("AaB").compare_lower("aAd"));
+ EXPECT_EQ( 0, StringRef("AaB").compare_lower("aab"));
+ EXPECT_EQ( 1, StringRef("AaB").compare_lower("AAA"));
+ EXPECT_EQ(-1, StringRef("AaB").compare_lower("aaBb"));
+ EXPECT_EQ( 1, StringRef("AaB").compare_lower("aA"));
+ EXPECT_EQ( 1, StringRef("\xFF").compare_lower("\1"));
EXPECT_EQ(-1, StringRef("aab").compare_numeric("aad"));
EXPECT_EQ( 0, StringRef("aab").compare_numeric("aab"));