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Fix repeated REPT nodes in backtraces

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This commit is contained in:
Rangi
2025-10-06 16:36:55 -04:00
parent 0c9920d4a6
commit fba0562650
11 changed files with 145 additions and 55 deletions
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10
src/link/fstack.cpp
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@@ -35,12 +35,12 @@ static std::vector<TraceNode> backtrace(FileStackNode const &node, uint32_t curL
std::vector<TraceNode> traceNodes = backtrace(*node.parent, node.lineNo);
if (std::holds_alternative<std::vector<uint32_t>>(node.data)) {
assume(!traceNodes.empty()); // REPT nodes use their parent's name
std::string reptChain = traceNodes.back().first;
for (uint32_t iter : node.iters()) {
reptChain.append("::REPT~");
reptChain.append(std::to_string(iter));
std::string reptName = traceNodes.back().first;
if (std::vector<uint32_t> const &nodeIters = node.iters(); !nodeIters.empty()) {
reptName.append(NODE_SEPARATOR REPT_NODE_PREFIX);
reptName.append(std::to_string(nodeIters.back()));
}
traceNodes.emplace_back(reptChain, curLineNo);
traceNodes.emplace_back(reptName, curLineNo);
} else {
traceNodes.emplace_back(node.name(), curLineNo);
}