[PATCH] D98010: [XCOFF] [DWARF] set default DWARF version to 3

[ChenZheng via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGafa76fe67a42: [XCOFF][DWARF] set default DWARF version to 3. (authored by shchenz).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D98010/new/

https://reviews.llvm.org/D98010

Files:
  clang/lib/Driver/ToolChains/AIX.h
  clang/test/CodeGen/dwarf-version.c


Index: clang/test/CodeGen/dwarf-version.c
===================================================================
--- clang/test/CodeGen/dwarf-version.c
+++ clang/test/CodeGen/dwarf-version.c
@@ -32,6 +32,17 @@
 //     Explicitly request both.
 // RUN: %clang -target i686-pc-windows-msvc -gdwarf -gcodeview -S -emit-llvm -o - %s \
 // RUN:     | FileCheck %s --check-prefixes=VER4,CODEVIEW
+// RUN: %clang -target powerpc-ibm-aix-xcoff -g -S -emit-llvm -o - %s | \
+// RUN:   FileCheck %s --check-prefix=VER3
+// RUN: %clang -target powerpc-ibm-aix-xcoff -gdwarf-2 -S -emit-llvm -o - %s | \
+// RUN:   FileCheck %s --check-prefix=VER2
+// RUN: %clang -target powerpc-ibm-aix-xcoff -gdwarf-3 -S -emit-llvm -o - %s | \
+// RUN:   FileCheck %s --check-prefix=VER3
+// RUN: %clang -target powerpc-ibm-aix-xcoff -gdwarf-4 -S -emit-llvm -o - %s | \
+// RUN:   FileCheck %s --check-prefix=VER4
+// RUN: %clang -target powerpc-ibm-aix-xcoff -gdwarf-5 -S -emit-llvm -o - %s | \
+// RUN:   FileCheck %s --check-prefix=VER5
+
 int main (void) {
   return 0;
 }
Index: clang/lib/Driver/ToolChains/AIX.h
===================================================================
--- clang/lib/Driver/ToolChains/AIX.h
+++ clang/lib/Driver/ToolChains/AIX.h
@@ -74,6 +74,9 @@
 
   RuntimeLibType GetDefaultRuntimeLibType() const override;
 
+  // Set default DWARF version to 3 for now as latest AIX OS supports version 3.
+  unsigned GetDefaultDwarfVersion() const override { return 3; }
+
 protected:
   Tool *buildAssembler() const override;
   Tool *buildLinker() const override;


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