[lld] Use llvm::stable_sort (NFC) (#140488)

Author: kazutakahirata

lld/COFF/LLDMapFile.cpp

@@ -65,7 +65,7 @@ static SymbolMapTy getSectionSyms(ArrayRef<DefinedRegular *> syms) {
   // Sort symbols by address.
   for (auto &it : ret) {
     SmallVectorImpl<DefinedRegular *> &v = it.second;
-    std::stable_sort(v.begin(), v.end(), [](DefinedRegular *a, DefinedRegular *b) {
+    llvm::stable_sort(v, [](DefinedRegular *a, DefinedRegular *b) {
       return a->getRVA() < b->getRVA();
     });
   }

lld/ELF/SyntheticSections.cpp

@@ -4677,10 +4677,9 @@ createMemtagGlobalDescriptors(Ctx &ctx,
 
 bool MemtagGlobalDescriptors::updateAllocSize(Ctx &ctx) {
   size_t oldSize = getSize();
-  std::stable_sort(symbols.begin(), symbols.end(),
-                   [&ctx = ctx](const Symbol *s1, const Symbol *s2) {
-                     return s1->getVA(ctx) < s2->getVA(ctx);
-                   });
+  llvm::stable_sort(symbols, [&ctx = ctx](const Symbol *s1, const Symbol *s2) {
+    return s1->getVA(ctx) < s2->getVA(ctx);
+  });
   return oldSize != getSize();
 }
 

lld/wasm/Writer.cpp

@@ -1050,18 +1050,18 @@ void Writer::createOutputSegments() {
   }
 
   // Sort segments by type, placing .bss last
-  std::stable_sort(segments.begin(), segments.end(),
-                   [](const OutputSegment *a, const OutputSegment *b) {
-                     auto order = [](StringRef name) {
-                       return StringSwitch<int>(name)
-                           .StartsWith(".tdata", 0)
-                           .StartsWith(".rodata", 1)
-                           .StartsWith(".data", 2)
-                           .StartsWith(".bss", 4)
-                           .Default(3);
-                     };
-                     return order(a->name) < order(b->name);
-                   });
+  llvm::stable_sort(segments,
+                    [](const OutputSegment *a, const OutputSegment *b) {
+                      auto order = [](StringRef name) {
+                        return StringSwitch<int>(name)
+                            .StartsWith(".tdata", 0)
+                            .StartsWith(".rodata", 1)
+                            .StartsWith(".data", 2)
+                            .StartsWith(".bss", 4)
+                            .Default(3);
+                      };
+                      return order(a->name) < order(b->name);
+                    });
 
   for (size_t i = 0; i < segments.size(); ++i)
     segments[i]->index = i;