6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-12-27 13:30:05 +00:00
Code Issues Projects Releases Wiki Activity

Fix memory corruption I introduced a few checkins ago.

Browse Source 
Self-review easily caught this obvious bug.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141880 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick 2011-10-13 18:49:23 +00:00
parent e9d3c1cfbe
commit 7f1653a7ae
1 changed files with 6 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
lib/Analysis/ScalarEvolutionNormalization.cpp
View File

@ -202,12 +202,13 @@ TransformSubExpr(const SCEV *S, Instruction *User, Value *OperandValToReplace) {
if (isa<SCEVConstant>(S) || isa<SCEVUnknown>(S))
return S;
const SCEV *&ExprRef = Transformed[S];
if (ExprRef)
return ExprRef;
const SCEV *Result = Transformed.lookup(S);
if (Result)
return Result;
ExprRef = TransformImpl(S, User, OperandValToReplace);
return ExprRef;
Result = TransformImpl(S, User, OperandValToReplace);
Transformed[S] = Result;
return Result;
}
/// Top level driver for transforming an expression DAG into its requested