[PATCH] D52052: [RegAllocGreedy] avoid using physreg candidates that cannot be correctly spilled

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

rampitec added inline comments.


================
Comment at: test/CodeGen/AMDGPU/spill-before-exec.mir:6
+# e.g. before exec mask preamble
+# CHECK: , cannot spill all interferences.
+
----------------
This test will not work in a non-debug build. It needs at least

```
; REQUIRES: asserts
```


Repository:
  rL LLVM

https://reviews.llvm.org/D52052