[all-commits] [llvm/llvm-project] f05fbb: [gn build] attempt to unbreak linux after fc9696130c8

[Nico Weber via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: f05fbb7795a4dcc481c66a41a2c7816921bd7ef4
      https://github.com/llvm/llvm-project/commit/f05fbb7795a4dcc481c66a41a2c7816921bd7ef4
  Author: Nico Weber <thakis at chromium.org>
  Date:   2021-05-20 (Thu, 20 May 2021)

  Changed paths:
    M llvm/utils/gn/build/symbol_exports.py

  Log Message:
  -----------
  [gn build] attempt to unbreak linux after fc9696130c8

Only emit `global:` if there are any exported symbols.

While here, `chmod +x` the symbol_exports.py script.