don't use count + insert, just do insert + failure. Also, instead of deleting from
authorChris Lattner <sabre@nondot.org>
Sun, 20 Sep 2009 05:15:12 +0000 (05:15 +0000)
committerChris Lattner <sabre@nondot.org>
Sun, 20 Sep 2009 05:15:12 +0000 (05:15 +0000)
commitb40b7e3fafe9b6ef68a5b100e2a6601adcb67b8b
treea7632a866b29be8154f9deb2cae5763d9eda0da7
parent67aead68beae1fca4c53e92a1682364ba8cb497d
don't use count + insert, just do insert + failure.  Also, instead of deleting from
the middle of a vector, swap the last element in and pop_back.  Also saves 330 bytes :)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82365 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Support/CommandLine.cpp