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3 Commits

Author SHA1 Message Date
bipmis
370880cdcc [InstCombine] Fold icmp into phi beyond the same BB. 
The icmp is being folded in phi only if they belong in the same BB.
This patch extends the same beyond the BB.
Have seen scenarios where this seems to be beneficial.

Differential Revision: https://reviews.llvm.org/D157740
 2023-09-07 16:53:29 +01:00
Fangrui Song
975327a609 [dfsan][test] Replace REQUIRES: x86_64-target-arch with lit.cfg.py check 
Make it easier to support a new architecture.

Reviewed By: #sanitizers, vitalybuka

Differential Revision: https://reviews.llvm.org/D140744
 2022-12-28 15:35:09 -08:00
Andrew Browne
4e173585f6 [DFSan] Add option for conditional callbacks. 
This allows DFSan to find tainted values used to control program behavior.

Reviewed By: morehouse

Differential Revision: https://reviews.llvm.org/D116207
 2022-01-05 15:07:09 -08:00