From 62728c7321a2d07f7d22dadc2b8565ad512b3da4 Mon Sep 17 00:00:00 2001 From: Konrad Kleine Date: Thu, 24 Mar 2022 09:44:21 +0100 Subject: Produce DWARF4 by default Have a look at the following commit to see when the move from DWARF 4 to 5 first happened upstream: https://github.com/llvm/llvm-project/commit/d3b26dea16108c427b19b5480c9edc76edf8f5b4?diff=unified --- clang/include/clang/Driver/ToolChain.h | 2 +- clang/test/CodeGen/dwarf-version.c | 4 ++-- clang/test/Driver/cl-options.c | 2 +- clang/test/Driver/clang-g-opts.c | 2 +- clang/test/Driver/ve-toolchain.c | 2 +- clang/test/Driver/ve-toolchain.cpp | 2 +- 6 files changed, 7 insertions(+), 7 deletions(-) diff --git a/clang/include/clang/Driver/ToolChain.h b/clang/include/clang/Driver/ToolChain.h index f20ab164531b..53c86ee82936 100644 --- a/clang/include/clang/Driver/ToolChain.h +++ b/clang/include/clang/Driver/ToolChain.h @@ -535,7 +535,7 @@ public: // Return the DWARF version to emit, in the absence of arguments // to the contrary. - virtual unsigned GetDefaultDwarfVersion() const { return 5; } + virtual unsigned GetDefaultDwarfVersion() const { return 4; } // Some toolchains may have different restrictions on the DWARF version and // may need to adjust it. E.g. NVPTX may need to enforce DWARF2 even when host diff --git a/clang/test/CodeGen/dwarf-version.c b/clang/test/CodeGen/dwarf-version.c index 0a6fa4768026..96f01749d0d8 100644 --- a/clang/test/CodeGen/dwarf-version.c +++ b/clang/test/CodeGen/dwarf-version.c @@ -2,8 +2,8 @@ // RUN: %clang -target x86_64-linux-gnu -gdwarf-3 -S -emit-llvm -o - %s | FileCheck %s --check-prefix=VER3 // RUN: %clang -target x86_64-linux-gnu -gdwarf-4 -S -emit-llvm -o - %s | FileCheck %s --check-prefix=VER4 // RUN: %clang -target x86_64-linux-gnu -gdwarf-5 -S -emit-llvm -o - %s | FileCheck %s --check-prefix=VER5 -// RUN: %clang -target x86_64-linux-gnu -g -S -emit-llvm -o - %s | FileCheck %s --check-prefix=VER5 -// RUN: %clang -target x86_64-linux-gnu -gdwarf -S -emit-llvm -o - %s | FileCheck %s --check-prefix=VER5 +// RUN: %clang -target x86_64-linux-gnu -g -S -emit-llvm -o - %s | FileCheck %s --check-prefix=VER4 +// RUN: %clang -target x86_64-linux-gnu -gdwarf -S -emit-llvm -o - %s | FileCheck %s --check-prefix=VER4 // The -isysroot is used as a hack to avoid LIT messing with the SDKROOT // environment variable which indirecty overrides the version in the target diff --git a/clang/test/Driver/cl-options.c b/clang/test/Driver/cl-options.c index a2e350a0a835..01889ba0bf9b 100644 --- a/clang/test/Driver/cl-options.c +++ b/clang/test/Driver/cl-options.c @@ -570,7 +570,7 @@ // RUN: %clang_cl /Z7 -gdwarf /c -### -- %s 2>&1 | FileCheck -check-prefix=Z7_gdwarf %s // Z7_gdwarf: "-gcodeview" // Z7_gdwarf: "-debug-info-kind=constructor" -// Z7_gdwarf: "-dwarf-version= +// Z7_gdwarf: "-dwarf-version=4 // RUN: %clang_cl -fmsc-version=1800 -TP -### -- %s 2>&1 | FileCheck -check-prefix=CXX11 %s // CXX11: -std=c++11 diff --git a/clang/test/Driver/clang-g-opts.c b/clang/test/Driver/clang-g-opts.c index d982b1070cae..bb129e75769c 100644 --- a/clang/test/Driver/clang-g-opts.c +++ b/clang/test/Driver/clang-g-opts.c @@ -32,7 +32,7 @@ // CHECK-WITHOUT-G-NOT: -debug-info-kind // CHECK-WITH-G: "-debug-info-kind=constructor" -// CHECK-WITH-G: "-dwarf-version=5" +// CHECK-WITH-G: "-dwarf-version=4" // CHECK-WITH-G-DWARF2: "-dwarf-version=2" // CHECK-WITH-G-STANDALONE: "-debug-info-kind=standalone" diff --git a/clang/test/Driver/ve-toolchain.c b/clang/test/Driver/ve-toolchain.c index 32e25769b6da..b8a2852daba8 100644 --- a/clang/test/Driver/ve-toolchain.c +++ b/clang/test/Driver/ve-toolchain.c @@ -6,7 +6,7 @@ /// Checking dwarf-version // RUN: %clang -### -g --target=ve %s 2>&1 | FileCheck -check-prefix=DWARF_VER %s -// DWARF_VER: "-dwarf-version=5" +// DWARF_VER: "-dwarf-version=4" ///----------------------------------------------------------------------------- /// Checking include-path diff --git a/clang/test/Driver/ve-toolchain.cpp b/clang/test/Driver/ve-toolchain.cpp index 5a33d5eceb61..cedf895b36dc 100644 --- a/clang/test/Driver/ve-toolchain.cpp +++ b/clang/test/Driver/ve-toolchain.cpp @@ -7,7 +7,7 @@ // RUN: %clangxx -### -g --target=ve-unknown-linux-gnu \ // RUN: %s 2>&1 | FileCheck -check-prefix=DWARF_VER %s -// DWARF_VER: "-dwarf-version=5" +// DWARF_VER: "-dwarf-version=4" ///----------------------------------------------------------------------------- /// Checking include-path -- 2.37.1