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Fix crash in SwitchStmt::TypeCheck() with malformed programs.

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This commit is contained in:
Matt Pharr
2012-06-26 11:21:33 -07:00
parent 2c7b650240
commit 79ebcbec4b
1 changed files with 5 additions and 2 deletions
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7
stmt.cpp
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@@ -2586,9 +2586,12 @@ SwitchStmt::Print(int indent) const {
Stmt * Stmt *
SwitchStmt::TypeCheck() { SwitchStmt::TypeCheck() {
const Type *exprType = expr->GetType(); const Type *exprType;
if (exprType == NULL) if (expr == NULL ||
(exprType = expr->GetType()) == NULL) {
Assert(m->errorCount > 0);
return NULL; return NULL;
}
const Type *toType = NULL; const Type *toType = NULL;
exprType = exprType->GetAsConstType(); exprType = exprType->GetAsConstType();