VS: Fix using PCH from source with COMPILE_OPTIONS
If a source file gets per-source flags from both PCH and custom
COMPILE_OPTIONS
, combine them correctly.
Fixes: #20694 (closed), #20456 (closed)
Backport: release
If a source file gets per-source flags from both PCH and custom
COMPILE_OPTIONS
, combine them correctly.
Fixes: #20694 (closed), #20456 (closed)
Backport: release