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

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79894 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-08-24 04:43:38 +00:00
parent e1eaf916f0
commit cb1308b74a

View File

@ -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;
}