[analyzer; alternate arrows] for "loop back" edges add back the extra edge to the closing '}'

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@181505 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Ted Kremenek 2013-05-09 06:55:41 +00:00
Родитель 8841c532f2
Коммит afde200cda
1 изменённых файлов: 12 добавлений и 0 удалений

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@ -1722,6 +1722,12 @@ GenerateAlternateExtensivePathDiagnostic(PathDiagnostic& PD,
// Are we jumping to the head of a loop? Add a special diagnostic. // Are we jumping to the head of a loop? Add a special diagnostic.
if (const Stmt *Loop = BE->getSrc()->getLoopTarget()) { if (const Stmt *Loop = BE->getSrc()->getLoopTarget()) {
PathDiagnosticLocation L(Loop, SM, PDB.LC); PathDiagnosticLocation L(Loop, SM, PDB.LC);
const CompoundStmt *CS = NULL;
if (const ForStmt *FS = dyn_cast<ForStmt>(Loop))
CS = dyn_cast<CompoundStmt>(FS->getBody());
else if (const WhileStmt *WS = dyn_cast<WhileStmt>(Loop))
CS = dyn_cast<CompoundStmt>(WS->getBody());
PathDiagnosticEventPiece *p = PathDiagnosticEventPiece *p =
new PathDiagnosticEventPiece(L, "Looping back to the head " new PathDiagnosticEventPiece(L, "Looping back to the head "
@ -1730,6 +1736,12 @@ GenerateAlternateExtensivePathDiagnostic(PathDiagnostic& PD,
addEdgeToPath(PD.getActivePath(), PrevLoc, p->getLocation(), PDB.LC); addEdgeToPath(PD.getActivePath(), PrevLoc, p->getLocation(), PDB.LC);
PD.getActivePath().push_front(p); PD.getActivePath().push_front(p);
if (CS) {
addEdgeToPath(PD.getActivePath(), PrevLoc,
PathDiagnosticLocation::createEndBrace(CS, SM),
PDB.LC);
}
} }
const CFGBlock *BSrc = BE->getSrc(); const CFGBlock *BSrc = BE->getSrc();