[OE-core] [PATCH] musl: fix build failure when ld-is-gold is in DISTRO_FEATURES

[Steven Hung (洪于玉)]

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based on the solution: http://ffmpeg.org/pipermail/ffmpeg-devel/2018-April/228246.html

Signed-off-by: Steven Hung (洪于玉) <Steven.Hung at mediatek.com>
---
 ...branch-to-PLT-in-THUMB-2-not-support.patch | 28 +++++++++++++++++++
 meta/recipes-core/musl/musl_git.bb            |  1 +
 2 files changed, 29 insertions(+)
 create mode 100644 meta/recipes-core/musl/musl/0003-fix-conditional-branch-to-PLT-in-THUMB-2-not-support.patch

diff --git a/meta/recipes-core/musl/musl/0003-fix-conditional-branch-to-PLT-in-THUMB-2-not-support.patch b/meta/recipes-core/musl/musl/0003-fix-conditional-branch-to-PLT-in-THUMB-2-not-support.patch
new file mode 100644
index 0000000000..02b4a7a2e7
--- /dev/null
+++ b/meta/recipes-core/musl/musl/0003-fix-conditional-branch-to-PLT-in-THUMB-2-not-support.patch
@@ -0,0 +1,28 @@
+From fbfc3a6ad1e7f844ca4b9736330f28ced2f2a7d8 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Steven=20Hung=20=28=E6=B4=AA=E4=BA=8E=E7=8E=89=29?=
+ <Steven.Hung at mediatek.com>
+Date: Mon, 29 Apr 2019 14:28:52 +0800
+Subject: [PATCH] fix conditional branch to PLT in THUMB-2 not supported yet.
+
+based on the solution: http://ffmpeg.org/pipermail/ffmpeg-devel/2018-April/228246.html
+---
+ src/signal/arm/sigsetjmp.s | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/src/signal/arm/sigsetjmp.s b/src/signal/arm/sigsetjmp.s
+index 318addba..1ac79293 100644
+--- a/src/signal/arm/sigsetjmp.s
++++ b/src/signal/arm/sigsetjmp.s
+@@ -6,6 +6,9 @@
+ sigsetjmp:
+ __sigsetjmp:
+ 	tst r1,r1
++#ifdef __thumb2__
++	it eq
++#endif
+ 	beq setjmp
+ 
+ 	str lr,[r0,#256]
+-- 
+2.18.0
+
diff --git a/meta/recipes-core/musl/musl_git.bb b/meta/recipes-core/musl/musl_git.bb
index 1e324804e1..779e1dc751 100644
--- a/meta/recipes-core/musl/musl_git.bb
+++ b/meta/recipes-core/musl/musl_git.bb
@@ -15,6 +15,7 @@ PV = "${BASEVER}+git${SRCPV}"
 SRC_URI = "git://git.musl-libc.org/musl \
            file://0001-Make-dynamic-linker-a-relative-symlink-to-libc.patch \
            file://0002-ldso-Use-syslibdir-and-libdir-as-default-pathes-to-l.patch \
+           file://0003-fix-conditional-branch-to-PLT-in-THUMB-2-not-support.patch \
           "
 
 S = "${WORKDIR}/git"
-- 
2.18.0