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Fix overflow/underflow problem in comparison
authorCharles Tsai <charles_tsai@htc.com>
Wed, 20 May 2015 10:16:48 +0000 (18:16 +0800)
committerCharles Tsai <charles_tsai@htc.com>
Thu, 4 Jun 2015 09:14:03 +0000 (17:14 +0800)
commitcdaaeeec0dadbe38ed069da0eb4b1532cd620f3f
tree5778386461e2372aaac331c76dfe8a67f44dfa19
parentbf17375e5e6195122ee24295cf05f012822711ec
Fix overflow/underflow problem in comparison

Here's overflow/underflow problem in comparators.
"when1 - when2" may suffer in overflow/underflow condition.
Comparing them directly can avoid this problem.

Change-Id: Id46af3db2adac90654210182d26ade1986ee0661
services/core/java/com/android/server/AlarmManagerService.java