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-rw-r--r--lib/Basic/SourceManager.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Basic/SourceManager.cpp b/lib/Basic/SourceManager.cpp
index 9ec2474299..65bd601eea 100644
--- a/lib/Basic/SourceManager.cpp
+++ b/lib/Basic/SourceManager.cpp
@@ -1112,7 +1112,7 @@ static void ComputeLineNumbers(DiagnosticsEngine &Diag, ContentCache *FI,
// Scan 16 byte chunks for '\r' and '\n'. Ignore '\0'.
while (NextBuf+16 <= End) {
- __m128i Chunk = *(__m128i*)NextBuf;
+ const __m128i Chunk = *(const __m128i*)NextBuf;
__m128i Cmp = _mm_or_si128(_mm_cmpeq_epi8(Chunk, CRs),
_mm_cmpeq_epi8(Chunk, LFs));
unsigned Mask = _mm_movemask_epi8(Cmp);