From d0c2ec44e093011256b6a0f57d455f36dffdea70 Mon Sep 17 00:00:00 2001 From: John McCall Date: Fri, 19 Feb 2010 02:45:38 +0000 Subject: [PATCH] Enable -mconstructor-aliases by default on non-darwin platforms. The linker bug holding this back is Darwin-specific. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@96655 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Driver/Tools.cpp | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp index e65abaedd5..d2391b391c 100644 --- a/lib/Driver/Tools.cpp +++ b/lib/Driver/Tools.cpp @@ -799,6 +799,11 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA, CmdArgs.push_back("Arguments"); } + // Enable -mconstructor-aliases except on darwin, where we have to + // work around a linker bug; see . + if (getToolChain().getTriple().getOS() != llvm::Triple::Darwin) + CmdArgs.push_back("-mconstructor-aliases"); + // This is a coarse approximation of what llvm-gcc actually does, both // -fasynchronous-unwind-tables and -fnon-call-exceptions interact in more // complicated ways. -- 2.50.1