4 files changed, 58 insertions, 0 deletions
diff --git a/clang/test/DebugInfo/CXX/versioned-language.cpp b/clang/test/DebugInfo/CXX/versioned-language.cpp
new file mode 100644
index 0000000..4cb2b29
--- /dev/null
+++ b/clang/test/DebugInfo/CXX/versioned-language.cpp
@@ -0,0 +1,23 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=5 -std=c++98 \
+// RUN:    | FileCheck %s --implicit-check-not "sourceLanguageName" --implicit-check-not "sourceLanguageVersion"
+//
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c++98 | FileCheck %s --check-prefix=CHECK-CPP98
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c++03 | FileCheck %s --check-prefix=CHECK-CPP03
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c++11 | FileCheck %s --check-prefix=CHECK-CPP11
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c++14 | FileCheck %s --check-prefix=CHECK-CPP14
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c++17 | FileCheck %s --check-prefix=CHECK-CPP17
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c++20 | FileCheck %s --check-prefix=CHECK-CPP20
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c++23 | FileCheck %s --check-prefix=CHECK-CPP23
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c++2c | FileCheck %s --check-prefix=CHECK-CPP2C
+
+struct Foo {} globalVar;
+
+// CHECK-CPP98:     !DICompileUnit(sourceLanguageName: DW_LNAME_C_plus_plus, sourceLanguageVersion: 199711
+// FIXME: C++03 technically has no official standard version code. From Clang's point of view C++03 and C++98 are interchangable.
+// CHECK-CPP03:     !DICompileUnit(sourceLanguageName: DW_LNAME_C_plus_plus, sourceLanguageVersion: 199711
+// CHECK-CPP11:     !DICompileUnit(sourceLanguageName: DW_LNAME_C_plus_plus, sourceLanguageVersion: 201103
+// CHECK-CPP14:     !DICompileUnit(sourceLanguageName: DW_LNAME_C_plus_plus, sourceLanguageVersion: 201402
+// CHECK-CPP17:     !DICompileUnit(sourceLanguageName: DW_LNAME_C_plus_plus, sourceLanguageVersion: 201703
+// CHECK-CPP20:     !DICompileUnit(sourceLanguageName: DW_LNAME_C_plus_plus, sourceLanguageVersion: 202002
+// CHECK-CPP23:     !DICompileUnit(sourceLanguageName: DW_LNAME_C_plus_plus, sourceLanguageVersion: 202302
+// CHECK-CPP2C:     !DICompileUnit(sourceLanguageName: DW_LNAME_C_plus_plus, sourceLanguageVersion: 202400
diff --git a/clang/test/DebugInfo/Generic/versioned-language.c b/clang/test/DebugInfo/Generic/versioned-language.c
new file mode 100644
index 0000000..1faa7b4
--- /dev/null
+++ b/clang/test/DebugInfo/Generic/versioned-language.c
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=5 -std=c99 \
+// RUN:    | FileCheck %s --implicit-check-not "sourceLanguageName" --implicit-check-not "sourceLanguageVersion"
+//
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c89 | FileCheck %s --check-prefix=CHECK-C89 --implicit-check-not "sourceLanguageVersion"
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c99 | FileCheck %s --check-prefix=CHECK-C99
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c17 | FileCheck %s --check-prefix=CHECK-C17
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c23 | FileCheck %s --check-prefix=CHECK-C23
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 -std=c2y | FileCheck %s --check-prefix=CHECK-C2Y
+
+int globalVar = 10;
+
+// CHECK-C89: !DICompileUnit(sourceLanguageName: DW_LNAME_C,
+// CHECK-C99: !DICompileUnit(sourceLanguageName: DW_LNAME_C, sourceLanguageVersion: 199901
+// CHECK-C11: !DICompileUnit(sourceLanguageName: DW_LNAME_C, sourceLanguageVersion: 201112
+// CHECK-C17: !DICompileUnit(sourceLanguageName: DW_LNAME_C, sourceLanguageVersion: 201710
+// CHECK-C23: !DICompileUnit(sourceLanguageName: DW_LNAME_C, sourceLanguageVersion: 202311
+// CHECK-C2Y: !DICompileUnit(sourceLanguageName: DW_LNAME_C, sourceLanguageVersion: 202400
diff --git a/clang/test/DebugInfo/ObjC/versioned-language.m b/clang/test/DebugInfo/ObjC/versioned-language.m
new file mode 100644
index 0000000..178c47b
--- /dev/null
+++ b/clang/test/DebugInfo/ObjC/versioned-language.m
@@ -0,0 +1,9 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=5 \
+// RUN:    | FileCheck %s --implicit-check-not "sourceLanguageName" --implicit-check-not "sourceLanguageVersion"
+//
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 \
+// RUN:    | FileCheck %s --implicit-check-not "sourceLanguageVersion" --check-prefix=CHECK-OBJC
+
+int globalVar = 10;
+
+// CHECK-OBJC: !DICompileUnit(sourceLanguageName: DW_LNAME_ObjC,
diff --git a/clang/test/DebugInfo/ObjCXX/versioned-language.mm b/clang/test/DebugInfo/ObjCXX/versioned-language.mm
new file mode 100644
index 0000000..bfdce46
--- /dev/null
+++ b/clang/test/DebugInfo/ObjCXX/versioned-language.mm
@@ -0,0 +1,9 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=5 \
+// RUN:    | FileCheck %s --implicit-check-not "sourceLanguageName" --implicit-check-not "sourceLanguageVersion"
+//
+// RUN: %clang_cc1 -emit-llvm %s -o - -debug-info-kind=limited -dwarf-version=6 \
+// RUN:    | FileCheck %s --implicit-check-not "sourceLanguageVersion" --check-prefix=CHECK-OBJCXX
+
+int globalVar = 10;
+
+// CHECK-OBJCXX: !DICompileUnit(sourceLanguageName: DW_LNAME_ObjC_plus_plus,