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[Attributor] Deduce noundef attribute

Authored by okura on Aug 18 2020, 2:04 AM.

Description

[Attributor] Deduce noundef attribute

This patch introduces a new abstract attribute AANoUndef which corresponds to noundef IR attribute and deduce them.

Reviewed By: jdoerfert

Differential Revision: https://reviews.llvm.org/D85184

Details

Committed
okuraAug 18 2020, 2:05 AM
Reviewer
jdoerfert
Differential Revision
D85184: [Attributor] Deduce noundef attribute
Parents
rG6786b3e30717: [llvm-readobj/elf] - Refine the malformed-pt-dynamic.test.
Branches
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