From a7e07d0d57f1a2f2c94c6be1e3f33c03635235d1 Mon Sep 17 00:00:00 2001
From: Brooks Davis <brooks@FreeBSD.org>
Date: Wed, 8 Apr 2026 16:31:03 +0100
Subject: [PATCH] libgcc_s: export __extendhftf2

We've compiled it since the LLVM 13 import in 2021, but for some reason
never exported it.  A user of CheriBSD recently caused Morello LLVM to
emit a reference to it so finish the job and export it.

Reviewed by:	dim, emaste
Fixes:		6e75b2fbf9a0 ("Merge llvm-project release/13.x llvmorg-13.0.0-rc1-97-g23ba3732246a")
MFC after:	1 week
Sponsored by:	DARPA, AFRL
See also:	https://github.com/CTSRD-CHERI/cheribsd/issues/2614
Differential Revision:	https://reviews.freebsd.org/D56310
---
 lib/libgcc_s/Symbol.map | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/libgcc_s/Symbol.map b/lib/libgcc_s/Symbol.map
index e8f7e824ada..91fdeac3f2c 100644
--- a/lib/libgcc_s/Symbol.map
+++ b/lib/libgcc_s/Symbol.map
@@ -198,6 +198,7 @@ GCC_4.6.0 {
 	__divtf3;
 	__eqtf2;
 	__extenddftf2;
+	__extendhftf2;
 	__extendsftf2;
 	__fixtfdi;
 	__fixtfsi;