hohn/codeql
1
0
Fork 0
mirror of https://github.com/github/codeql.git synced 2026-05-04 21:25:44 +02:00
Code Issues Packages Projects Releases Wiki Activity

SSA: Fix bug in guards for ssa input nodes.

Browse Source
This commit is contained in:
Anders Schack-Mulligen
2025-02-24 12:40:45 +01:00
parent 88fe4faf9d
commit 782b6cfb9a
1 changed files with 6 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
shared/ssa/codeql/ssa/Ssa.qll
View File

@@ -1574,8 +1574,12 @@ module Make<LocationSig Location, InputSig<Location> Input> {
}
cached
private DefinitionExt getAPhiInputDef(SsaInputDefinitionExt phi, BasicBlock bb) {
phi.hasInputFromBlock(result, _, _, _, bb)
private Definition getAPhiInputDef(SsaInputDefinitionExt phi, BasicBlock bb) {
exists(SourceVariable v, BasicBlock bbDef |
phi.definesAt(v, bbDef, _, _) and
getABasicBlockPredecessor(bbDef) = bb and
ssaDefReachesEndOfBlock(bb, result, v)
)
}
private newtype TNode =