Commit Graph

3 Commits

Author SHA1 Message Date
James Y Knight b2ece169ed Add back --sysroot support for darwin header search.
Before e97b5f5cf3 ([clang][Darwin] Refactor header search path logic
into the driver), both --sysroot and -isysroot worked to specify where
to look for system and C++ headers on Darwin. However, that change
caused clang to start ignoring --sysroot.

This fixes the regression, and adds tests.

(I also note that on all other platforms, clang seems to almost
completely ignore -isysroot, but that's another issue...)

Differential Revision: https://reviews.llvm.org/D62268

llvm-svn: 361429
2019-05-22 20:39:51 +00:00
Russell Gallop 529141e4ad Mark tests from r361278 as unsupported on Windows.
llvm-svn: 361374
2019-05-22 12:07:52 +00:00
Louis Dionne e97b5f5cf3 [clang][Darwin] Refactor header search path logic into the driver
Summary:
This commit moves the logic for determining system, resource and C++
header search paths from CC1 to the driver. This refactor has already
been made for several platforms, but Darwin had been left behind.

This refactor tries to implement the previous search path logic with
perfect accuracy. In particular, the order of all include paths inside
CC1 and all paths that were skipped because nonexistent are conserved
after the refactor. This change was also tested against a code base
of significant size and revealed no problems.

Reviewers: jfb, arphaman

Subscribers: nemanjai, javed.absar, kbarton, christof, jkorous, dexonsmith, jsji, cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D61963

llvm-svn: 361278
2019-05-21 17:48:04 +00:00