shader: Fix dangling labels

2021-04-07 16:48:39 -03:00 · 2021-04-07 16:48:39 -03:00 · 233e39bb7b
commit 233e39bb7b
parent e9a91bc5cc
1 changed files with 5 additions and 0 deletions
--- a/src/shader_recompiler/frontend/maxwell/control_flow.cpp
+++ b/src/shader_recompiler/frontend/maxwell/control_flow.cpp
@ -518,6 +518,11 @@ Block* CFG::AddLabel(Block* block, Stack stack, Location pc, FunctionId function
        }
        return &*it;
    }
+    // Make sure we don't insert the same layer twice
+    const auto label_it{std::ranges::find(function.labels, pc, &Label::address)};
+    if (label_it != function.labels.end()) {
+        return label_it->block;
+    }
    Block* const new_block{block_pool.Create(Block{
        .begin{pc},
        .end{pc},