Index: include/llvm-c/DebugInfo.h
===================================================================
--- include/llvm-c/DebugInfo.h
+++ include/llvm-c/DebugInfo.h
@@ -111,6 +111,7 @@
   LLVMDWARFSourceLanguageFortran08,
   LLVMDWARFSourceLanguageRenderScript,
   LLVMDWARFSourceLanguageBLISS,
+  LLVMDWARFSourceLanguageKotlin,
   // Vendor extensions:
   LLVMDWARFSourceLanguageMips_Assembler,
   LLVMDWARFSourceLanguageGOOGLE_RenderScript,
Index: include/llvm/BinaryFormat/Dwarf.def
===================================================================
--- include/llvm/BinaryFormat/Dwarf.def
+++ include/llvm/BinaryFormat/Dwarf.def
@@ -667,6 +667,8 @@
 HANDLE_DW_LANG(0x0023, Fortran08, 5, DWARF)
 HANDLE_DW_LANG(0x0024, RenderScript, 5, DWARF)
 HANDLE_DW_LANG(0x0025, BLISS, 5, DWARF)
+// Tentative DWARF v6 definitions.
+HANDLE_DW_LANG(0x0026, Kotlin, 6, DWARF)
 // Vendor extensions:
 HANDLE_DW_LANG(0x8001, Mips_Assembler, 0, MIPS)
 HANDLE_DW_LANG(0x8e57, GOOGLE_RenderScript, 0, GOOGLE)