[OE-core] [PATCH] valgrind: fix link failure with gold

[Ross Burton]

Signed-off-by: Ross Burton <ross.burton at intel.com>
---
 .../valgrind/valgrind/link-gz-tests.patch          | 25 ++++++++++++++++++++++
 meta/recipes-devtools/valgrind/valgrind_3.12.0.bb  |  1 +
 2 files changed, 26 insertions(+)
 create mode 100644 meta/recipes-devtools/valgrind/valgrind/link-gz-tests.patch

diff --git a/meta/recipes-devtools/valgrind/valgrind/link-gz-tests.patch b/meta/recipes-devtools/valgrind/valgrind/link-gz-tests.patch
new file mode 100644
index 00000000000..b55c9043cd5
--- /dev/null
+++ b/meta/recipes-devtools/valgrind/valgrind/link-gz-tests.patch
@@ -0,0 +1,25 @@
+When checking if the compiler supports compressed debug sections we need to actually link instead of just compile.  Otherwise the compiler thinks that they are supported, but gold does not support -gz=zlib.
+
+Upstream-Status: Submitted (https://bugs.kde.org/show_bug.cgi?id=382256)
+Signed-off-by: Ross Burton <ross.burton at intel.com>
+
+--- a/configure.ac~	2017-07-11 11:53:16.000000000 +0100
++++ b/configure.ac	2017-07-11 18:16:13.674130483 +0100
+@@ -2119,7 +2119,7 @@
+ safe_CFLAGS=$CFLAGS
+ CFLAGS="-g -gz=zlib"
+ 
+-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[
++AC_LINK_IFELSE([AC_LANG_PROGRAM([[ ]], [[
+   return 0;
+ ]])], [
+ ac_have_gz_zlib=yes
+@@ -2139,7 +2139,7 @@
+ safe_CFLAGS=$CFLAGS
+ CFLAGS="-g -gz=zlib-gnu"
+ 
+-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[
++AC_LINK_IFELSE([AC_LANG_PROGRAM([[ ]], [[
+   return 0;
+ ]])], [
+ ac_have_gz_zlib_gnu=yes
diff --git a/meta/recipes-devtools/valgrind/valgrind_3.12.0.bb b/meta/recipes-devtools/valgrind/valgrind_3.12.0.bb
index b63d27861d5..0cc5eefc88e 100644
--- a/meta/recipes-devtools/valgrind/valgrind_3.12.0.bb
+++ b/meta/recipes-devtools/valgrind/valgrind_3.12.0.bb
@@ -35,6 +35,7 @@ SRC_URI = "http://www.valgrind.org/downloads/valgrind-${PV}.tar.bz2 \
            file://0001-memcheck-arm64-Define-__THROW-if-not-already-defined.patch \
            file://0002-memcheck-x86-Define-__THROW-if-not-defined.patch \
            file://0003-tests-seg_override-Replace-__modify_ldt-with-syscall.patch \
+           file://link-gz-tests.patch \
            "
 SRC_URI_append_libc-musl = "\
            file://0001-fix-build-for-musl-targets.patch \
-- 
2.11.0