diff options
Diffstat (limited to 'mlir/lib/Target/SPIRV/Deserialization/Deserializer.cpp')
| -rw-r--r-- | mlir/lib/Target/SPIRV/Deserialization/Deserializer.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/mlir/lib/Target/SPIRV/Deserialization/Deserializer.cpp b/mlir/lib/Target/SPIRV/Deserialization/Deserializer.cpp index 0c3e87a..d9ad8fb 100644 --- a/mlir/lib/Target/SPIRV/Deserialization/Deserializer.cpp +++ b/mlir/lib/Target/SPIRV/Deserialization/Deserializer.cpp @@ -2619,6 +2619,11 @@ LogicalResult ControlFlowStructurizer::structurize() { // region. We cannot handle such cases given that once a value is sinked into // the SelectionOp/LoopOp's region, there is no escape for it. for (auto *block : constructBlocks) { + if (!block->use_empty()) + return emitError(block->getParent()->getLoc(), + "failed control flow structurization: " + "block has uses outside of the " + "enclosing selection/loop construct"); for (Operation &op : *block) if (!op.use_empty()) return op.emitOpError("failed control flow structurization: value has " |