[clang] [Driver] DragonFly also needs libexecinfo (PR #125179)

[Brad Smith via cfe-commits]

https://github.com/brad0 created https://github.com/llvm/llvm-project/pull/125179

None

>From b3a80b3ff84a6e7523defca8dfa33d6c524445f0 Mon Sep 17 00:00:00 2001
From: Brad Smith <brad at comstyle.com>
Date: Fri, 31 Jan 2025 02:15:00 -0500
Subject: [PATCH] [Driver] DragonFly also needs libexecinfo

---
 clang/lib/Driver/ToolChains/CommonArgs.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/clang/lib/Driver/ToolChains/CommonArgs.cpp b/clang/lib/Driver/ToolChains/CommonArgs.cpp
index 2c4b082bcce4a6..6ec19dbb89403c 100644
--- a/clang/lib/Driver/ToolChains/CommonArgs.cpp
+++ b/clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -1446,7 +1446,8 @@ void tools::linkSanitizerRuntimeDeps(const ToolChain &TC,
   // Required for backtrace on some OSes
   if (TC.getTriple().isOSFreeBSD() ||
       TC.getTriple().isOSNetBSD() ||
-      TC.getTriple().isOSOpenBSD())
+      TC.getTriple().isOSOpenBSD() ||
+      TC.getTriple().isOSDragonFly())
     CmdArgs.push_back("-lexecinfo");
   // There is no libresolv on Android, FreeBSD, OpenBSD, etc. On musl
   // libresolv.a, even if exists, is an empty archive to satisfy POSIX -lresolv