[PATCH] D49240: [libc++] Introduce _LIBCPP_HIDE_FROM_ABI to replace _LIBCPP_INLINE_VISIBILITY

[Louis Dionne via Phabricator via cfe-commits]

ldionne added a comment.

In https://reviews.llvm.org/D49240#1195125, @thakis wrote:

> When we updated out clang bundle in chromium (which includes libc++ headers), our ios simulator bots regressed debug info size by ~50% due to this commit (https://bugs.chromium.org/p/chromium/issues/detail?id=872926#c13). Is that expected?


No, this is quite surprising. What happened with the size of the Release builds? We should investigate, perhaps this change exposed something in Clang's debug info generation.


Repository:
  rCXX libc++

https://reviews.llvm.org/D49240