https://github.com/adrian-prantl created
https://github.com/llvm/llvm-project/pull/66032:
…ontainerGenerator
Currently it remains uninitialized and thus always uses the LLVM default of 4.
>From 6bdd0f5468ae1bf04912a9559c685b335fbe94c9 Mon Sep 17 00:00:00 2001
From: Adrian Prantl <apra...@apple.com>
Date: Mon, 11 Sep 2023 16:54:23 -0700
Subject: [PATCH] Propagate the DWARF version from the main compiler invocation
to PCHContainerGenerator
Currently it remains uninitialized and thus always uses the LLVM default of 4.
---
clang/lib/CodeGen/ObjectFilePCHContainerOperations.cpp | 1 +
clang/test/Modules/ModuleDebugInfo.cpp | 5 ++++-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/clang/lib/CodeGen/ObjectFilePCHContainerOperations.cpp
b/clang/lib/CodeGen/ObjectFilePCHContainerOperations.cpp
index 114a9c1e2eac121..9ffeef026bd1b76 100644
--- a/clang/lib/CodeGen/ObjectFilePCHContainerOperations.cpp
+++ b/clang/lib/CodeGen/ObjectFilePCHContainerOperations.cpp
@@ -160,6 +160,7 @@ class PCHContainerGenerator : public ASTConsumer {
LangOpts.CurrentModule.empty() ? MainFileName : LangOpts.CurrentModule;
CodeGenOpts.setDebugInfo(llvm::codegenoptions::FullDebugInfo);
CodeGenOpts.setDebuggerTuning(CI.getCodeGenOpts().getDebuggerTuning());
+ CodeGenOpts.DwarfVersion = CI.getCodeGenOpts().DwarfVersion;
CodeGenOpts.DebugPrefixMap =
CI.getInvocation().getCodeGenOpts().DebugPrefixMap;
CodeGenOpts.DebugStrictDwarf = CI.getCodeGenOpts().DebugStrictDwarf;
diff --git a/clang/test/Modules/ModuleDebugInfo.cpp
b/clang/test/Modules/ModuleDebugInfo.cpp
index 8f7fa22bcb0b001..4d78324867bcb81 100644
--- a/clang/test/Modules/ModuleDebugInfo.cpp
+++ b/clang/test/Modules/ModuleDebugInfo.cpp
@@ -6,10 +6,11 @@
// Modules:
// RUN: rm -rf %t
-// RUN: %clang_cc1 -triple %itanium_abi_triple -x objective-c++ -std=c++11
-debugger-tuning=lldb -debug-info-kind=limited -fmodules -fmodule-format=obj
-fimplicit-module-maps -DMODULES -fmodules-cache-path=%t %s -I %S/Inputs -I %t
-emit-llvm -o %t.ll -mllvm -debug-only=pchcontainer &>%t-mod.ll
+// RUN: %clang_cc1 -triple %itanium_abi_triple -x objective-c++ -std=c++11
-debugger-tuning=lldb -debug-info-kind=limited -dwarf-version=5 -fmodules
-fmodule-format=obj -fimplicit-module-maps -DMODULES -fmodules-cache-path=%t %s
-I %S/Inputs -I %t -emit-llvm -o %t.ll -mllvm -debug-only=pchcontainer
&>%t-mod.ll
// RUN: cat %t-mod.ll | FileCheck %s
// RUN: cat %t-mod.ll | FileCheck --check-prefix=CHECK-NEG %s
// RUN: cat %t-mod.ll | FileCheck --check-prefix=CHECK-MOD %s
+// RUN: cat %t-mod.ll | FileCheck --check-prefix=CHECK-MOD-DWARF %s
// PCH:
// RUN: %clang_cc1 -triple %itanium_abi_triple -x c++ -std=c++11
-debugger-tuning=lldb -emit-pch -fmodule-format=obj -I %S/Inputs -o %t.pch
%S/Inputs/DebugCXX.h -mllvm -debug-only=pchcontainer &>%t-pch.ll
@@ -20,6 +21,8 @@
@import DebugCXX;
#endif
+// CHECK-MOD-DWARF: !"Dwarf Version", i32 5
+
// CHECK-MOD: distinct !DICompileUnit(language: DW_LANG_{{.*}}C_plus_plus,
// CHECK-MOD: distinct !DICompileUnit(language: DW_LANG_{{.*}}C_plus_plus,
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