[LLVMbugs] [Bug 22346] New: Turn off DAGCombine at -O0
bugzilla-daemon at llvm.org
bugzilla-daemon at llvm.org
Tue Jan 27 03:08:56 PST 2015
http://llvm.org/bugs/show_bug.cgi?id=22346
Bug ID: 22346
Summary: Turn off DAGCombine at -O0
Product: libraries
Version: trunk
Hardware: PC
OS: Windows NT
Status: NEW
Severity: normal
Priority: P
Component: Common Code Generator Code
Assignee: unassignedbugs at nondot.org
Reporter: paul_robinson at playstation.sony.com
CC: llvmbugs at cs.uiuc.edu
Classification: Unclassified
DAGCombine should not run at -O0 (see discussion on review D7181).
http://reviews.llvm.org/D7181
However, doing that at the moment causes 19 test failures, including
one crash and one fail-to-select.
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