[PATCH] D98554: Save strings for CC_PRINT env vars

[Sean via Phabricator via cfe-commits]

SeanP updated this revision to Diff 332836.
SeanP added a comment.

Changed the  code checking the env vars so it doesn't assign a null_ptr to the string.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D98554/new/

https://reviews.llvm.org/D98554

Files:
  clang/include/clang/Driver/Driver.h
  clang/lib/Driver/Compilation.cpp
  clang/lib/Driver/Driver.cpp
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/tools/driver/driver.cpp

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