[PATCH] D104118: [OpenCL] Use DW_LANG_OpenCL language tag for OpenCL C

[Stuart Brady via Phabricator via cfe-commits]

stuart created this revision.
stuart added reviewers: Anastasia, keith.walker.arm, svenvh, aprantl, SouraVX, shchenz, jzzheng22.
Herald added subscribers: ldrumm, yaxunl.
stuart requested review of this revision.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D104118

Files:
  clang/lib/CodeGen/CGDebugInfo.cpp
  clang/test/CodeGenOpenCL/debug-info-programming-language.cl


Index: clang/test/CodeGenOpenCL/debug-info-programming-language.cl
===================================================================
--- /dev/null
+++ clang/test/CodeGenOpenCL/debug-info-programming-language.cl
@@ -0,0 +1,11 @@
+// RUN: %clang_cc1 -dwarf-version=5  -emit-llvm -triple %itanium_abi_triple %s -o - \
+// RUN:   -x cl -O0 -disable-llvm-passes -debug-info-kind=limited \
+// RUN: | FileCheck --check-prefix=CHECK-DWARF5 %s
+// RUN: %clang_cc1 -dwarf-version=3  -emit-llvm -triple %itanium_abi_triple %s -o - \
+// RUN:   -x cl -O0 -disable-llvm-passes -debug-info-kind=limited \
+// RUN: | FileCheck --check-prefix=CHECK-DWARF3 %s
+
+kernel void empty() {}
+
+// CHECK-DWARF5: distinct !DICompileUnit(language: DW_LANG_OpenCL
+// CHECK-DWARF3: distinct !DICompileUnit(language: DW_LANG_C99
Index: clang/lib/CodeGen/CGDebugInfo.cpp
===================================================================
--- clang/lib/CodeGen/CGDebugInfo.cpp
+++ clang/lib/CodeGen/CGDebugInfo.cpp
@@ -576,6 +576,8 @@
       LangTag = llvm::dwarf::DW_LANG_C_plus_plus;
   } else if (LO.ObjC) {
     LangTag = llvm::dwarf::DW_LANG_ObjC;
+  } else if (LO.OpenCL && CGM.getCodeGenOpts().DwarfVersion >= 5) {
+    LangTag = llvm::dwarf::DW_LANG_OpenCL;
   } else if (LO.RenderScript) {
     LangTag = llvm::dwarf::DW_LANG_GOOGLE_RenderScript;
   } else if (LO.C99) {


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