diff options
Diffstat (limited to 'clang/lib/CodeGen/CGStmt.cpp')
-rw-r--r-- | clang/lib/CodeGen/CGStmt.cpp | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CGStmt.cpp b/clang/lib/CodeGen/CGStmt.cpp index afce63d41d8..6d8f5da015c 100644 --- a/clang/lib/CodeGen/CGStmt.cpp +++ b/clang/lib/CodeGen/CGStmt.cpp @@ -220,6 +220,11 @@ void CodeGenFunction::EmitGotoStmt(const GotoStmt &S) { return; } + if (StackSaveValues.back()) { + CGM.ErrorUnsupported(&S, "goto inside scope with VLA"); + return; + } + // If this code is reachable then emit a stop point (if generating // debug info). We have to do this ourselves because we are on the // "simple" statement path. @@ -471,6 +476,11 @@ void CodeGenFunction::EmitReturnOfRValue(RValue RV, QualType Ty) { /// if the function returns void, or may be missing one if the function returns /// non-void. Fun stuff :). void CodeGenFunction::EmitReturnStmt(const ReturnStmt &S) { + if (StackSaveValues.back()) { + CGM.ErrorUnsupported(&S, "return inside scope with VLA"); + return; + } + // Emit the result value, even if unused, to evalute the side effects. const Expr *RV = S.getRetValue(); @@ -514,10 +524,15 @@ void CodeGenFunction::EmitBreakStmt(const BreakStmt &S) { // FIXME: Implement break in @try or @catch blocks. if (ObjCEHStack.size() != BreakContinueStack.back().EHStackSize) { - CGM.ErrorUnsupported(&S, "continue inside an Obj-C exception block"); + CGM.ErrorUnsupported(&S, "break inside an Obj-C exception block"); return; } + if (StackSaveValues.back()) { + CGM.ErrorUnsupported(&S, "break inside scope with VLA"); + return; + } + // If this code is reachable then emit a stop point (if generating // debug info). We have to do this ourselves because we are on the // "simple" statement path. @@ -536,6 +551,11 @@ void CodeGenFunction::EmitContinueStmt(const ContinueStmt &S) { return; } + if (StackSaveValues.back()) { + CGM.ErrorUnsupported(&S, "continue inside scope with VLA"); + return; + } + // If this code is reachable then emit a stop point (if generating // debug info). We have to do this ourselves because we are on the // "simple" statement path. |