Really make CGU names unique across crates.

[michaelwoerister]

This will hopefully fix issue #53794.

r? @alexcrichton

[michaelwoerister]

cc @cramertj

[michaelwoerister]

This should be backported if it doesn't make it into beta this week.

[alexcrichton]

@bors: r+ p=1

[bors]

📌 Commit 3beb762 has been approved by alexcrichton

[bors]

⌛ Testing commit 3beb762 with merge 11ee03e536de2d77cfc79ddf9ee02bade6eab4fb...

[bors]

💔 Test failed - status-travis

[rust-highfive]

The job dist-powerpc64-linux of your PR failed on Travis (raw log). Through arcane magic we have determined that the following fragments from the build log may contain information about the problem.

Click to expand the log.

travis_fold:end:step_upload_script
travis_fold:start:worker_info
Worker information
hostname: ba9ce31d-7747-4a0e-94dd-a9be3668215c@1.production-4-worker-org-a-1-gce
version: v4.1.0-17-g600200d https://github.com/travis-ci/worker/tree/600200deddbb9114004580ec8d6dd7b4722840d9
startup: 6.244799534s
travis_fold:end:worker_info
travis_fold:start:system_info
Build system information
---
[00:48:35] [RUSTC-TIMING] memmap test:false 0.972
[00:48:37] [RUSTC-TIMING] cc test:false 11.154
[00:48:37]    Compiling rustc_llvm v0.0.0 (file:///checkout/src/librustc_llvm)
[00:48:41] [RUSTC-TIMING] rustc_llvm test:false 0.248
The job exceeded the maximum time limit for jobs, and has been terminated.

I'm a bot! I can only do what humans tell me to, so if this was not helpful or you have suggestions for improvements, please ping or otherwise contact @TimNN. (Feature Requests)

[alexcrichton]

@bors: retry

thanks travis :(

[bors]

⌛ Testing commit 3beb762 with merge 06d2448...

[bors]

☀️ Test successful - status-appveyor, status-travis
Approved by: alexcrichton
Pushing 06d2448 to master...