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-rw-r--r--clang/lib/CodeGen/CGStmt.cpp22
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.
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