From d95d3fbff661c0390072ed0bb4544d5e2aae5c9a Mon Sep 17 00:00:00 2001
From: serge-sans-paille <sguelton@redhat.com>
Date: Thu, 25 Feb 2021 14:09:29 +0100
Subject: [PATCH] Make -funwind-tables the default on all archs

---
 clang/lib/Driver/ToolChains/Gnu.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/clang/lib/Driver/ToolChains/Gnu.cpp b/clang/lib/Driver/ToolChains/Gnu.cpp
index c8006f3d8412..6ed03adb7702 100644
--- a/clang/lib/Driver/ToolChains/Gnu.cpp
+++ b/clang/lib/Driver/ToolChains/Gnu.cpp
@@ -2863,6 +2863,11 @@ Generic_GCC::getDefaultUnwindTableLevel(const ArgList &Args) const {
   case llvm::Triple::ppc64le:
   case llvm::Triple::x86:
   case llvm::Triple::x86_64:
+
+  // Enable -funwind-tables on all architectures supported by Fedora:
+  // rhbz#1655546
+  case llvm::Triple::systemz:
+  case llvm::Triple::arm:
     return UnwindTableLevel::Asynchronous;
   default:
     return UnwindTableLevel::None;
-- 
2.39.1

