https://bugs.llvm.org/show_bug.cgi?id=44611
Bug ID: 44611
Summary: [JumpThreading] results in OOM
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: Scalar Optimizations
Assignee: unassignedb...@nondot.org
Reporter: pauls...@linux.vnet.ibm.com
CC: llvm-bugs@lists.llvm.org
Created attachment 23044
--> https://bugs.llvm.org/attachment.cgi?id=23044&action=edit
reduced testcase
With the option -jump-threading-across-loop-headers, this reduced program
consumes 16Gb of memory and is aborted. Without this option, opt returns 0
after 0.02s.
opt -mtriple=s390x-linux-gnu -O3 tc_jump_thread_OOM.ll
-jump-threading-across-loop-headers
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