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Correctly account for the Spaces array nul terminator. Thanks Chris!

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llvm-svn: 79894
This commit is contained in:
Dan Gohman 2009-08-24 04:43:38 +00:00
parent e9f6a3fcdc
commit 4fdc1f8e2d
1 changed files with 3 additions and 2 deletions
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5
lib/Support/raw_ostream.cpp
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@ -304,11 +304,12 @@ raw_ostream &raw_ostream::indent(unsigned NumSpaces) {
" ";
// Usually the indentation is small, handle it with a fastpath.
if (NumSpaces <= array_lengthof(Spaces))
if (NumSpaces < array_lengthof(Spaces))
return write(Spaces, NumSpaces);
while (NumSpaces) {
unsigned NumToWrite = std::min(NumSpaces, (unsigned)array_lengthof(Spaces));
unsigned NumToWrite = std::min(NumSpaces,
(unsigned)array_lengthof(Spaces)-1);
write(Spaces, NumToWrite);
NumSpaces -= NumToWrite;
}