Compiler/MSVC: use the `-external:I` flag for system includes (!4766) · Merge requests · CMake / CMake · GitLab

Ben Boeckel requested to merge ben.boeckel/cmake:msvc-isystem into master May 19, 2020

See: #17904 (closed)

See this post: https://devblogs.microsoft.com/cppblog/broken-warnings-theory/

Cc: @robertmaynard

Edited Jun 16, 2021 by Ben Boeckel