Author: Fangrui Song Date: 2022-10-28T15:37:46-07:00 New Revision: eb536613a28b3070081900957553beb783448053
URL: https://github.com/llvm/llvm-project/commit/eb536613a28b3070081900957553beb783448053 DIFF: https://github.com/llvm/llvm-project/commit/eb536613a28b3070081900957553beb783448053.diff LOG: [Driver] Fix -fdebug-default-version= -Wunused-command-line-argument after D136707 -fdebug-default-version= is designed to suppress -Wunused-command-line-argument warnings even without a -g option. Added: Modified: clang/lib/Driver/ToolChains/Clang.cpp clang/test/Driver/debug-default-version.c Removed: ################################################################################ diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp index 1ebb37eac25e..6aa377c0a430 100644 --- a/clang/lib/Driver/ToolChains/Clang.cpp +++ b/clang/lib/Driver/ToolChains/Clang.cpp @@ -4218,6 +4218,8 @@ static void renderDebugOptions(const ToolChain &TC, const Driver &D, // Clamp effective DWARF version to the max supported by the toolchain. EffectiveDWARFVersion = std::min(RequestedDWARFVersion, TC.getMaxDwarfVersion()); + } else { + Args.ClaimAllArgs(options::OPT_fdebug_default_version); } // -gline-directives-only supported only for the DWARF debug info. diff --git a/clang/test/Driver/debug-default-version.c b/clang/test/Driver/debug-default-version.c index f244c88a8cd0..f52dbcd8c7e4 100644 --- a/clang/test/Driver/debug-default-version.c +++ b/clang/test/Driver/debug-default-version.c @@ -1,10 +1,10 @@ -// RUN: %clang -### -Werror -target x86_64-linux-gnu -fdebug-default-version=4 -gdwarf-2 -S -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF2 -// RUN: %clang -### -Werror -target x86_64-linux-gnu -gdwarf-3 -fdebug-default-version=4 -S -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF3 -// RUN: %clang -### -Werror -target x86_64-linux-gnu -gdwarf-4 -fdebug-default-version=2 -S -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF4 -// RUN: %clang -### -Werror -target x86_64-linux-gnu -gdwarf-5 -S -fdebug-default-version=2 -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF5 -// RUN: %clang -### -Werror -target x86_64-linux-gnu -fdebug-default-version=5 -g -S -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF5 -// RUN: %clang -### -Werror -target x86_64-linux-gnu -gdwarf -fdebug-default-version=2 -S -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF2 -// RUN: %clang -### -Werror -target x86_64-linux-gnu -fdebug-default-version=4 -S -o - %s 2>&1 | FileCheck %s --check-prefixes=NODEBUGINFO,NODWARF4 +// RUN: %clang -### -Werror --target=x86_64 -fdebug-default-version=4 -gdwarf-2 -S -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF2 --implicit-check-not=warning: +// RUN: %clang -### -Werror --target=x86_64 -gdwarf-3 -fdebug-default-version=4 -S -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF3 +// RUN: %clang -### -Werror --target=x86_64 -gdwarf-4 -fdebug-default-version=2 -S -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF4 +// RUN: %clang -### -Werror --target=x86_64 -gdwarf-5 -S -fdebug-default-version=2 -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF5 +// RUN: %clang -### -Werror --target=x86_64 -fdebug-default-version=5 -g -S -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF5 --implicit-check-not=warning: +// RUN: %clang -### -Werror --target=x86_64 -gdwarf -fdebug-default-version=2 -S -o - %s 2>&1 | FileCheck %s --check-prefix=DWARF2 +// RUN: %clang -### -Werror --target=x86_64 -fdebug-default-version=4 -S -o - %s 2>&1 | FileCheck %s --check-prefixes=NODEBUGINFO,NODWARF4 // Check which debug info formats we use on Windows. By default, in an MSVC // environment, we should use codeview. You can enable dwarf, which implicitly _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
