Merge pull request #79440 from rintaro/astgen-tuple-pattern-bridge

[ASTGen] Fix tuple pattern generation

Author: rintaro

lib/AST/Bridging/PatternBridging.cpp

@@ -106,7 +106,8 @@ BridgedTuplePattern BridgedTuplePattern_createParsed(
   llvm::SmallVector<TuplePatternElt, 4> elements;
   elements.reserve(cElements.Length);
   llvm::transform(cElements.unbridged<BridgedTuplePatternElt>(),
-                  elements.begin(), [](const BridgedTuplePatternElt &elt) {
+                  std::back_inserter(elements),
+                  [](const BridgedTuplePatternElt &elt) {
                     return TuplePatternElt(elt.Label.unbridged(),
                                            elt.LabelLoc.unbridged(),
                                            elt.ThePattern.unbridged());

test/ASTGen/stmts.swift

@@ -92,6 +92,7 @@ func testFor(arg1: [Int?]) {
     elem += 1
     print(elem)
   }
+  for (a, b) in [(1,2)] {}
 }
 
 func testRepeat() {