| commit | fc07971d23244d2b9e9c09c95d10e31506a0e1b1 | |
| author | Stas Boukarev <stassats@gmail.com> | |
| Tue, 10 Oct 2017 19:31:54 +0000 (10 22:31 +0300) | ||
| committer | Stas Boukarev <stassats@gmail.com> | |
| Tue, 10 Oct 2017 19:36:25 +0000 (10 22:36 +0300) | ||
| tree | e11bde21b53ace7df5917f959e88940fdb17b3d8 | treesnapshot (tar.gz zip) |
| parent | 84af19aafdeda016f4a7b1b2c9f0482221a1ef09 | commitdiff |
Perform better dead code elimination.
An LVAR used by multiple nodes in a single block will only receive the
values of the latest one, delete all other uses which will allow the
nodes to be deleted as well.
This also makes an AVER in STACK-ANALYZE stay silent.
Fixes lp#1722342
An LVAR used by multiple nodes in a single block will only receive the
values of the latest one, delete all other uses which will allow the
nodes to be deleted as well.
This also makes an AVER in STACK-ANALYZE stay silent.
Fixes lp#1722342
| src/compiler/ir1opt.lisp | diffblobblamehistory | |
| tests/compiler-2.pure.lisp | diffblobblamehistory |