Merge c997867dc084a1bcf631816f964b3ff49a297ba3 to 12.0.1 #50039
Description
| Bugzilla Link | 50695 |
| Resolution | FIXED |
| Resolved on | Jun 14, 2021 22:22 |
| Version | trunk |
| OS | All |
| Blocks | #48661 |
| CC | @topperc,@RKSimon,@phoebewang,@rotateright,@tstellar |
| Fixed by commit(s) | c997867 a066f4e |
Extended Description
This fixes the miscompile reported here https://llvm.discourse.group/t/bug-or-feature-freeze-instruction/3639
The fix is to exclude freeze inputs when determining if we need to emit an instruction for (i64 (zext (i32 X))).