Michael Gottesman 1b157d4138 [+0 self][arc] When checking if a cond_br touches reference counts, only perform AA on the operands passed to other blocks, not the integer that is being switched upon. ...

Perf Results:

RIGHT - Before (ms)
LEFT - After (ms)

TITLE               LEFT         RIGHT        RIGHT/LEFT
InsertionSort       103721.00    110326.00    1.06
NSXMLParser         27031.00     29763.00     1.10

rdar://20355793

Swift SVN r26784

2015-04-01 00:48:29 +00:00

21 KiB

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