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From 98e1067695596c4c4a91f4c58e2a6f6aaeb56a0c Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Sat, 21 Sep 2019 08:57:36 -0700
Subject: [PATCH] clang: link libgcc_eh when using compiler-rt
we still need libgcc unwinder
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
clang/lib/Driver/ToolChains/CommonArgs.cpp | 1 +
1 file changed, 1 insertion(+)
diff --git a/clang/lib/Driver/ToolChains/CommonArgs.cpp b/clang/lib/Driver/ToolChains/CommonArgs.cpp
index 1e093b25b90..4b81ae2b50a 100644
--- a/clang/lib/Driver/ToolChains/CommonArgs.cpp
+++ b/clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -1162,6 +1162,7 @@ void tools::AddRunTimeLibs(const ToolChain &TC, const Driver &D,
switch (RLT) {
case ToolChain::RLT_CompilerRT:
CmdArgs.push_back(TC.getCompilerRTArgString(Args, "builtins"));
+ CmdArgs.push_back("-lgcc_eh");
break;
case ToolChain::RLT_Libgcc:
// Make sure libgcc is not used under MSVC environment by default
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