[PATCH] D95915: [clang][driver] Only warn once about invalid -stdlib value

[Timm Bäder via Phabricator via cfe-commits]

tbaeder added a comment.

In D95915#2539483 <https://reviews.llvm.org/D95915#2539483>, @jdoerfert wrote:

> Also, now you don't warn for different missing runtimes, which seems odd.

What do you mean? Is the value returned from `GetRuntimeLibType()` ever going to change?


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https://reviews.llvm.org/D95915