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Remove unused size statistics tracking from Mangler #84874

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Merged
merged 1 commit into from
Oct 15, 2025
+0 −31
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Remove unused size statistics tracking from Mangler #84874

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31 changes: 0 additions & 31 deletions lib/Basic/Mangler.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -32,19 +32,6 @@ llvm::cl::opt<bool> PrintSwiftManglingStats(

namespace {

struct SizeStatEntry {
int sizeDiff;
std::string Old;
std::string New;
};

static std::vector<SizeStatEntry> SizeStats;

static int numSmaller = 0;
static int numEqual = 0;
static int numLarger = 0;
static int totalOldSize = 0;
static int totalNewSize = 0;
static int mergedSubsts = 0;
static int numLargeSubsts = 0;

Expand Down Expand Up @@ -74,24 +61,6 @@ void Mangle::printManglingStats() {
if (!PrintSwiftManglingStats)
return;

std::sort(SizeStats.begin(), SizeStats.end(),
[](const SizeStatEntry &LHS, const SizeStatEntry &RHS) {
return LHS.sizeDiff < RHS.sizeDiff;
});

llvm::outs() << "Mangling size stats:\n"
" num smaller: " << numSmaller << "\n"
" num larger: " << numLarger << "\n"
" num equal: " << numEqual << "\n"
" total old size: " << totalOldSize << "\n"
" total new size: " << totalNewSize << "\n"
" new - old size: " << (totalNewSize - totalOldSize) << "\n"
"List or larger:\n";
for (const SizeStatEntry &E : SizeStats) {
llvm::outs() << " delta " << E.sizeDiff << ": " << E.Old << " - " << E.New
<< '\n';
}

llvm::outs() << "Mangling operator stats:\n";

using MapEntry = llvm::StringMapEntry<OpStatEntry>;
Expand Down