From d46fbb73eb8a9f80e8963a9a5878f8f3ae909b88 Mon Sep 17 00:00:00 2001
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From: Khem Raj <raj.khem@gmail.com>
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Date: Thu, 19 May 2016 21:11:06 -0700
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Subject: [PATCH] clang: Driver/tools.cpp: Add -lssp_nonshared on musl
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musl driver will need to add ssp_nonshared for stack_check_local
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on the linker cmdline when using stack protector commands on
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compiler cmdline
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Signed-off-by: Khem Raj <raj.khem@gmail.com>
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---
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clang/lib/Driver/ToolChains/Gnu.cpp | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/clang/lib/Driver/ToolChains/Gnu.cpp b/clang/lib/Driver/ToolChains/Gnu.cpp
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index da39f29e4619..9103b153d461 100644
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--- a/clang/lib/Driver/ToolChains/Gnu.cpp
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+++ b/clang/lib/Driver/ToolChains/Gnu.cpp
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@@ -630,6 +630,12 @@ void tools::gnutools::Linker::ConstructJob(Compilation &C, const JobAction &JA,
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if (IsIAMCU)
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CmdArgs.push_back("-lgloss");
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+ if (ToolChain.getTriple().isMusl() &&
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+ (Args.hasArg(options::OPT_fstack_protector) ||
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+ Args.hasArg(options::OPT_fstack_protector_strong) ||
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+ Args.hasArg(options::OPT_fstack_protector_all))) {
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+ CmdArgs.push_back("-lssp_nonshared");
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+ }
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if (IsStatic || IsStaticPIE)
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CmdArgs.push_back("--end-group");
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else
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