https://bugs.llvm.org/show_bug.cgi?id=41352
Bug ID: 41352
Summary: DAG Combining 1 time regression in r357256
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: Common Code Generator Code
Assignee: unassignedb...@nondot.org
Reporter: l...@inglorion.net
CC: llvm-bugs@lists.llvm.org
r357256 causes pathologically slow DAG Combining 1 times on some inputs. I
observed an increase from ~0.7s to >700s, more than 1000x.
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