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-rw-r--r--lib/Support/Compression.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Support/Compression.cpp b/lib/Support/Compression.cpp
index 497b17ec92..f22d3db9ac 100644
--- a/lib/Support/Compression.cpp
+++ b/lib/Support/Compression.cpp
@@ -31,6 +31,7 @@ static int encodeZlibCompressionLevel(zlib::CompressionLevel Level) {
case zlib::DefaultCompression: return Z_DEFAULT_COMPRESSION;
case zlib::BestSizeCompression: return 9;
}
+ llvm_unreachable("Invalid zlib::CompressionLevel!");
}
static zlib::Status encodeZlibReturnValue(int ReturnValue) {