Author: Kito Cheng Date: 2023-03-03T16:13:53+08:00 New Revision: be437f3bb8b657f4d2de4603734f24daa624d204
URL: https://github.com/llvm/llvm-project/commit/be437f3bb8b657f4d2de4603734f24daa624d204 DIFF: https://github.com/llvm/llvm-project/commit/be437f3bb8b657f4d2de4603734f24daa624d204.diff LOG: [clang][RISCV] Enable -fasynchronous-unwind-tables by default on Linux This could improve user experience for stack unwinding, and also this is enabled by default by X86 and AArch64 and RISC-V GCC. Reviewed By: luismarques, MaskRay Differential Revision: https://reviews.llvm.org/D145164 Added: Modified: clang/lib/Driver/ToolChains/Gnu.cpp clang/test/Driver/riscv-features.c Removed: ################################################################################ diff --git a/clang/lib/Driver/ToolChains/Gnu.cpp b/clang/lib/Driver/ToolChains/Gnu.cpp index 3a69a2967462e..24fbdcffc07ba 100644 --- a/clang/lib/Driver/ToolChains/Gnu.cpp +++ b/clang/lib/Driver/ToolChains/Gnu.cpp @@ -2900,6 +2900,8 @@ Generic_GCC::getDefaultUnwindTableLevel(const ArgList &Args) const { case llvm::Triple::ppcle: case llvm::Triple::ppc64: case llvm::Triple::ppc64le: + case llvm::Triple::riscv32: + case llvm::Triple::riscv64: case llvm::Triple::x86: case llvm::Triple::x86_64: return UnwindTableLevel::Asynchronous; diff --git a/clang/test/Driver/riscv-features.c b/clang/test/Driver/riscv-features.c index 37b6f8647d49b..98445b1920301 100644 --- a/clang/test/Driver/riscv-features.c +++ b/clang/test/Driver/riscv-features.c @@ -26,7 +26,8 @@ // RUN: %clang --target=riscv64-linux -### %s -fsyntax-only 2>&1 \ // RUN: | FileCheck %s -check-prefix=DEFAULT-LINUX -// DEFAULT-LINUX: "-target-feature" "+m" +// DEFAULT-LINUX: "-funwind-tables=2" +// DEFAULT-LINUX-SAME: "-target-feature" "+m" // DEFAULT-LINUX-SAME: "-target-feature" "+a" // DEFAULT-LINUX-SAME: "-target-feature" "+f" // DEFAULT-LINUX-SAME: "-target-feature" "+d" _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits