Enable unwind tables on all clang architectures.

Fixes backtraces on i386 (tested by bluhm) and armv7.

OK bluhm@

diff --git a/gnu/llvm/clang/lib/Driver/ToolChains/OpenBSD.h b/gnu/llvm/clang/lib/Driver/ToolChains/OpenBSD.h
index 4932ed5..813740f 100644 (file)
--- a/gnu/llvm/clang/lib/Driver/ToolChains/OpenBSD.h
+++ b/gnu/llvm/clang/lib/Driver/ToolChains/OpenBSD.h
@@ -80,6 +80,10 @@ public:
   std::string getCompilerRT(const llvm::opt::ArgList &Args, StringRef Component,
                             FileType Type = ToolChain::FT_Static) const override;
 
+  bool IsUnwindTablesDefault(const llvm::opt::ArgList &Args) const override {
+    return true;
+  }
+
   LangOptions::StackProtectorMode
   GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
     return LangOptions::SSPStrong;