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-rw-r--r--lib/Format/FormatTokenLexer.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Format/FormatTokenLexer.cpp b/lib/Format/FormatTokenLexer.cpp
index 009b884975..e59a059fd6 100644
--- a/lib/Format/FormatTokenLexer.cpp
+++ b/lib/Format/FormatTokenLexer.cpp
@@ -657,7 +657,8 @@ FormatToken *FormatTokenLexer::getNextToken() {
++Column;
break;
case '\t':
- Column += Style.TabWidth - Column % Style.TabWidth;
+ Column +=
+ Style.TabWidth - (Style.TabWidth ? Column % Style.TabWidth : 0);
break;
case '\\':
if (i + 1 == e || (Text[i + 1] != '\r' && Text[i + 1] != '\n'))