[PATCH] D46665: [Itanium] Emit type info names with external linkage.

[Richard Smith - zygoloid via Phabricator via cfe-commits]

rsmith added a comment.

In https://reviews.llvm.org/D46665#1102413, @efriedma wrote:

> What exactly is the asan odr checker actually checking for?  The distinction between common/linkonce_odr/linkonce/weak_odr/weak only affects IR optimizers, not code generation.


It's checking that there is only one definition of each global variable for which only one definition is expected; it believes that if there is an `external` definition, then there should not be any other definitions.


Repository:
  rC Clang

https://reviews.llvm.org/D46665