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analyze() now checks to see that we don't analyze the same method twice.

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Needs a mechnanism to override this check (e.g., after a transformation).

llvm-svn: 391
This commit is contained in:
Vikram S. Adve 2001-08-28 22:36:35 +00:00
parent 4c03772b2a
commit fe68c73977
1 changed files with 5 additions and 1 deletions
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6
lib/Analysis/LiveVar/FunctionLiveVarInfo.cpp
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@ -114,7 +114,11 @@ bool MethodLiveVarInfo::doSingleBackwardPass()
// performs live var anal for a method
void MethodLiveVarInfo::analyze()
{
// Don't analyze the same method twice!
// Later, we need to add change notification here.
if (HasAnalyzed)
return;
if( DEBUG_LV) cout << "Analysing live variables ..." << endl;
// create and initialize all the BBLiveVars of the CFG