tree 51a260b4bf4837766cfd3d2f06de837b8ffc08df
parent 67d438d39a1cc37c372a2684dc354f58d0169bb1
author Douglas Gregor <dgregor@apple.com> 1273882409 +0000
committer Douglas Gregor <dgregor@apple.com> 1273882409 +0000

Recognize when the named return value optimization applies in a
"return" statement and mark the corresponding CXXConstructExpr as
elidable. Teach CodeGen that eliding a temporary is different from
eliding an object construction.

This is just a baby step toward NRVO.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@103849 91177308-0d34-0410-b5e6-96231b3b80d8