[PATCH] D28725: [libc++][CMake] Use debug MSVC runtimes when libc++ is built in debug mode

[Eric Fiselier via Phabricator via cfe-commits]

EricWF added a comment.

In https://reviews.llvm.org/D28725#646325, @smeenai wrote:

> Awesome. LGTM except that force-removing the `_DEBUG` define and then linking against the debug libraries might cause some wonkiness.


Ack. I'll update the patch to still force remove `_DEBUG` but then later re-add it under the correct circumstances.



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Comment at: CMakeLists.txt:394
 # non-debug DLLs
 remove_flags("/D_DEBUG" "/MTd" "/MDd" "/MT" "/Md" "/RTC1")
 
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smeenai wrote:
> We should be able to remove this now, right?
I would still rather strip it and re-add it. Just incase it gets added by LLVM or another parent project.


https://reviews.llvm.org/D28725