Teach clang/NetBSD about additional dependencies for sanitizers

krytarowski · krytarowski · commit e21475e54a37 · 2017-12-19T07:10:33.000Z
Summary: Sanitizers on NetBSD require additional linkage: - libutil for forkpty(3) - libexecinfo for backtrace(3) Sponsored by <The NetBSD Foundation> Reviewers: joerg, eugenis, vitalybuka, kcc Reviewed By: eugenis Subscribers: #sanitizers, cfe-commits Tags: #sanitizers Differential Revision: https://reviews.llvm.org/D41054 llvm-svn: 321060
diff --git a/clang/lib/Driver/ToolChains/CommonArgs.cpp b/clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -549,6 +549,12 @@ void tools::linkSanitizerRuntimeDeps(const ToolChain &TC,
       TC.getTriple().getOS() != llvm::Triple::NetBSD &&
       TC.getTriple().getOS() != llvm::Triple::RTEMS)
     CmdArgs.push_back("-ldl");
+  // Required for forkpty on some OSes
+  if (TC.getTriple().getOS() == llvm::Triple::NetBSD)
+    CmdArgs.push_back("-lutil");
+  // Required for backtrace on some OSes
+  if (TC.getTriple().getOS() == llvm::Triple::NetBSD)
+    CmdArgs.push_back("-lexecinfo");
 }
 
 static void
