llvm-rc: Force C language for the clang gnu frontend (!5564) · Merge requests · CMake / CMake

When preprocessing the rc file using the clang gnu front end we need to force the source file type to a c file for the preprocessing to take place.

Fixes: #21472 (closed)
Backport: release:HEAD~1
Topic-rename: llvm-rc-preprocess-as-c

Edited Dec 02, 2020 by Brad King

llvm-rc: Force C language for the clang gnu frontend