From: Richard Purdie <richard.pur...@linuxfoundation.org>
If lto is enabled, we need the prefix-map variables to be passed to the linker.
Add these to the list of options libtool passes through.
Signed-off-by: Richard Purdie <richard.pur...@linuxfoundation.org>
(cherry picked from commit 2c26d2c00b47df856fb2d9c35486b135094d46ac)
Signed-off-by: Steve Sakoman <st...@sakoman.com>
---
.../libtool/libtool-2.4.6.inc | 1 +
.../libtool/libtool/lto-prefix.patch | 22 +++++++++++++++++++
2 files changed, 23 insertions(+)
create mode 100644 meta/recipes-devtools/libtool/libtool/lto-prefix.patch
diff --git a/meta/recipes-devtools/libtool/libtool-2.4.6.inc
b/meta/recipes-devtools/libtool/libtool-2.4.6.inc
index e9225e140c..1bac81331d 100644
--- a/meta/recipes-devtools/libtool/libtool-2.4.6.inc
+++ b/meta/recipes-devtools/libtool/libtool-2.4.6.inc
@@ -23,6 +23,7 @@ SRC_URI = "${GNU_MIRROR}/libtool/libtool-${PV}.tar.gz \
file://0001-libtool-Check-for-static-libs-for-internal-compiler-.patch \
file://0001-Makefile.am-make-sure-autoheader-run-before-autoconf.patch \
file://0001-Makefile.am-make-sure-autoheader-run-before-automake.patch \
+ file://lto-prefix.patch \
"
SRC_URI[md5sum] = "addf44b646ddb4e3919805aa88fa7c5e"
diff --git a/meta/recipes-devtools/libtool/libtool/lto-prefix.patch
b/meta/recipes-devtools/libtool/libtool/lto-prefix.patch
new file mode 100644
index 0000000000..2bd010b8e4
--- /dev/null
+++ b/meta/recipes-devtools/libtool/libtool/lto-prefix.patch
@@ -0,0 +1,22 @@
+If lto is enabled, we need the prefix-map variables to be passed to the linker.
+Add these to the list of options libtool passes through.
+
+Upstream-Status: Pending
+Signed-off-by: Richard Purdie <richard.pur...@linuxfoundation.org>
+
+Index: libtool-2.4.6/build-aux/ltmain.in
+===================================================================
+--- libtool-2.4.6.orig/build-aux/ltmain.in
++++ libtool-2.4.6/build-aux/ltmain.in
+@@ -5424,9 +5424,10 @@ func_mode_link ()
+ # --sysroot=* for sysroot support
+ # -O*, -g*, -flto*, -fwhopr*, -fuse-linker-plugin GCC link-time
optimization
+ # -stdlib=* select c++ std lib with clang
++ # -f*-prefix-map* needed for lto linking
+ -64|-mips[0-9]|-r[0-9][0-9]*|-xarch=*|-xtarget=*|+DA*|+DD*|-q*|-m*| \
+
-t[45]*|-txscale*|-p|-pg|--coverage|-fprofile-*|-F*|@*|-tp=*|--sysroot=*| \
+-
-O*|-g*|-flto*|-fwhopr*|-fuse-linker-plugin|-fstack-protector*|-stdlib=*)
++
-O*|-g*|-flto*|-fwhopr*|-fuse-linker-plugin|-fstack-protector*|-stdlib=*|-f*-prefix-map*)
+ func_quote_for_eval "$arg"
+ arg=$func_quote_for_eval_result
+ func_append compile_command " $arg"
--
2.25.1
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