[Driver] Obey computed sysroot when finding libc++ headers.
authorDan Albert <danalbert@google.com>
Wed, 2 May 2018 19:31:01 +0000 (19:31 +0000)
committerDan Albert <danalbert@google.com>
Wed, 2 May 2018 19:31:01 +0000 (19:31 +0000)
commitf6f114936a55226ef6ed306d86867e328785d39c
tree6e445a0023ed007eabd312b689dc2c7799a94374
parent350c22c587353f0d34cb585e49b512af10f03ed7
[Driver] Obey computed sysroot when finding libc++ headers.

Summary:
A handful of targets will try some default paths if --sysroot is not provided.
If that is the case, it should be used for the libc++ header paths.

Reviewers: srhines, EricWF

Reviewed By: srhines

Subscribers: cfe-commits

Differential Revision: https://reviews.llvm.org/D45292

llvm-svn: 331389
clang/lib/Driver/ToolChains/Linux.cpp