[builtins] Implement Array.prototype.reduce in the CSA

src/compiler/code-assembler.h

Index: src/compiler/code-assembler.h
diff --git a/src/compiler/code-assembler.h b/src/compiler/code-assembler.h
index ebe140a0068e02cef432edfddb886940aa256b15..a2f67201c1a0883d0123a7e9e3aa7a538d251a43 100644
--- a/src/compiler/code-assembler.h
+++ b/src/compiler/code-assembler.h
@@ -462,9 +462,15 @@ class CodeAssemblerLabel {
       : CodeAssemblerLabel(assembler, merged_variables.length(),
                            &(merged_variables[0]), type) {}
   CodeAssemblerLabel(
-      CodeAssembler* assembler, size_t count, CodeAssemblerVariable** vars,
+      CodeAssembler* assembler, size_t count,
+      CodeAssemblerVariable* const* vars,
       CodeAssemblerLabel::Type type = CodeAssemblerLabel::kNonDeferred);
   CodeAssemblerLabel(
+      CodeAssembler* assembler,
+      std::initializer_list<CodeAssemblerVariable*> vars,
+      CodeAssemblerLabel::Type type = CodeAssemblerLabel::kNonDeferred)
+      : CodeAssemblerLabel(assembler, vars.size(), vars.begin(), type) {}
+  CodeAssemblerLabel(
       CodeAssembler* assembler, CodeAssemblerVariable* merged_variable,
       CodeAssemblerLabel::Type type = CodeAssemblerLabel::kNonDeferred)
       : CodeAssemblerLabel(assembler, 1, &merged_variable, type) {}