[PATCH] D43213: [Fuzzer] Avoid the unnecessary rebuild of the custom libc++

[Petr Hosek via Phabricator via llvm-commits]

phosek created this revision.
phosek added reviewers: vitalybuka, beanz.
Herald added subscribers: Sanitizers, llvm-commits, mgorny, kubamracek.
Herald added a reviewer: EricWF.

This changes the add_custom_libcxx macro to resemble the
llvm_ExternalProject_Add. The primary motivation is to avoid
unnecessary libFuzzer rebuilds that are being done on every
Ninja/Make invocation.


Repository:
  rCRT Compiler Runtime

https://reviews.llvm.org/D43213

Files:
  compiler-rt/cmake/Modules/AddCompilerRT.cmake
  compiler-rt/lib/fuzzer/CMakeLists.txt
  compiler-rt/lib/fuzzer/tests/CMakeLists.txt
  compiler-rt/lib/msan/tests/CMakeLists.txt
  compiler-rt/lib/tsan/CMakeLists.txt
  compiler-rt/test/lit.common.configured.in
  compiler-rt/test/tsan/lit.cfg

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