[PATCH] D64089: [Driver] Introduce -stdlib++-isystem

Tue Jul 2 13:42:54 PDT 2019

smeenai added a comment.

In D64089#1567028 <https://reviews.llvm.org/D64089#1567028>, @danalbert wrote:

> > For example, when we're building against the Android NDK, we might want to use the NDK's C++ headers (which have a custom inline namespace) even if we have C++ headers installed next to the driver.
>
> Since NDK r19 the NDK libc++ headers are already installed alongside the driver, so this doesn't benefit that use case. The others sound useful, just FYI in case the NDK was the main motivating factor here :)

We're using our own toolchain (which ends up with the upstream libc++ headers installed alongside the driver) but building against the NDK, so that doesn't work for us, unfortunately.

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