diff options
| author | Douglas Gregor <dgregor@apple.com> | 2009-11-23 13:53:21 +0000 |
|---|---|---|
| committer | Douglas Gregor <dgregor@apple.com> | 2009-11-23 13:53:21 +0000 |
| commit | f21bac640870db0569e697a8a14f59f6ca069f80 (patch) | |
| tree | 283d56514958cc2715da7769bf3af069b922c472 /lib/Sema/SemaStmt.cpp | |
| parent | 84fb9c0be621c9e4ca4e56f67dae2a0bb6e44821 (diff) | |
Require a class type to be complete before probing its conversion
functions for a switch condition's conversion to integral or
enumeration type.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@89656 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Sema/SemaStmt.cpp')
| -rw-r--r-- | lib/Sema/SemaStmt.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Sema/SemaStmt.cpp b/lib/Sema/SemaStmt.cpp index b674a1738c..ad3376b9c8 100644 --- a/lib/Sema/SemaStmt.cpp +++ b/lib/Sema/SemaStmt.cpp @@ -391,6 +391,13 @@ Sema::ActOnFinishSwitchStmt(SourceLocation SwitchLoc, StmtArg Switch, // conversion is used in place of the original condition for the remainder // of this section. Integral promotions are performed. if (!CondExpr->isTypeDependent()) { + // Make sure that the condition expression has a complete type, + // otherwise we'll never find any conversions. + if (RequireCompleteType(SwitchLoc, CondType, + PDiag(diag::err_switch_incomplete_class_type) + << CondExpr->getSourceRange())) + return StmtError(); + llvm::SmallVector<CXXConversionDecl *, 4> ViableConversions; llvm::SmallVector<CXXConversionDecl *, 4> ExplicitConversions; if (const RecordType *RecordTy = CondType->getAs<RecordType>()) { |