tree 374f135ee009f730e8e8a1530f0d0a69355d4af7
parent e5cfd52a3a5d4bb46f77323fa8fa0b973fcde7bc
author Eli Friedman <eli.friedman@gmail.com> 1306368627 +0000
committer Eli Friedman <eli.friedman@gmail.com> 1306368627 +0000

Skip extra copy from aggregate where it isn't necessary; rdar://problem/8139919 .  This shouldn't make much of a difference at -O3, but should substantially reduce the number of generated memcpy's at -O0.

Originally r130717, but was backed out due to an ObjC regression.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@132102 91177308-0d34-0410-b5e6-96231b3b80d8