80 columns.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180040 91177308-0d34-0410-b5e6-96231b3b80d8
[Support] Propagate the environment into the test child process

Should fix the dragonegg bootstrap builder, which reasonably needs
LD_LIBRARY_PATH to be set.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180041 91177308-0d34-0410-b5e6-96231b3b80d8
Fix comment that didn't match the method it was above


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180043 91177308-0d34-0410-b5e6-96231b3b80d8
Fix unused variable warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180044 91177308-0d34-0410-b5e6-96231b3b80d8
Changed back (relative to commit 179786) the operations executed when extract(cast) is transformed to cast(extract). It uses the Builder class as before. In addition the result node is added to the Worklist, so all the previous extract users will become the new scalar cast users.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180045 91177308-0d34-0410-b5e6-96231b3b80d8
Add a missing reference on a std::vector<> out param

Pointed out by Eli.  The test passes for me either way, so I missed
this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180046 91177308-0d34-0410-b5e6-96231b3b80d8