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-rw-r--r--unittests/Support/DataExtractorTest.cpp9
1 files changed, 9 insertions, 0 deletions
diff --git a/unittests/Support/DataExtractorTest.cpp b/unittests/Support/DataExtractorTest.cpp
index 9813e465f7..ec8bd3d18c 100644
--- a/unittests/Support/DataExtractorTest.cpp
+++ b/unittests/Support/DataExtractorTest.cpp
@@ -16,6 +16,7 @@ namespace {
const char numberData[] = "\x80\x90\xFF\xFF\x80\x00\x00\x00";
const char stringData[] = "hellohello\0hello";
const char leb128data[] = "\xA6\x49";
+const char bigleb128data[] = "\xAA\xA9\xFF\xAA\xFF\xAA\xFF\x4A";
TEST(DataExtractorTest, OffsetOverflow) {
DataExtractor DE(StringRef(numberData, sizeof(numberData)-1), false, 8);
@@ -106,6 +107,14 @@ TEST(DataExtractorTest, LEB128) {
offset = 0;
EXPECT_EQ(-7002LL, DE.getSLEB128(&offset));
EXPECT_EQ(2U, offset);
+
+ DataExtractor BDE(StringRef(bigleb128data, sizeof(bigleb128data)-1), false,8);
+ offset = 0;
+ EXPECT_EQ(42218325750568106ULL, BDE.getULEB128(&offset));
+ EXPECT_EQ(8U, offset);
+ offset = 0;
+ EXPECT_EQ(-29839268287359830LL, BDE.getSLEB128(&offset));
+ EXPECT_EQ(8U, offset);
}
}