Richard Smith 4b83886ff1 When copying whitespace flags from the token naming a macro argument onto the ...

first token of the expansion, don't forget to copy the "is at the start of a
line" token (which is always false, as newlines cannot appear within a macro
body); otherwise, stringizing the result can insert spurious whitespace.

llvm-svn: 257863

2016-01-15 03:24:18 +00:00

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