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authorTony Battersby <tonyb@cybernetics.com>2021-07-27 09:36:53 -0400
committerRichard Purdie <richard.purdie@linuxfoundation.org>2021-08-12 06:26:15 +0100
commit488aa36a61ada3c63f308982ba37b040543abb39 (patch)
treeefa104ae8357f3fe7c3adfed50d08823b0a14348 /meta/conf/bitbake.conf
parent36ed0c29cbc6e8c523c26819c11792f375d861a5 (diff)
downloadpoky-488aa36a61ada3c63f308982ba37b040543abb39.tar.gz
bitbake.conf: add DEBUG_PREFIX_MAP to TARGET_LDFLAGS
-f*-prefix-map flags are required when linking with LTO enabled to make the output binary reproducible. See discussion here: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101473 [YOCTO #14481] (From OE-Core rev: fddaecc88979967d0e00e2fafdbaaabec030da9f) Signed-off-by: Tony Battersby <tonyb@cybernetics.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/conf/bitbake.conf')
-rw-r--r--meta/conf/bitbake.conf2
1 files changed, 1 insertions, 1 deletions
diff --git a/meta/conf/bitbake.conf b/meta/conf/bitbake.conf
index 1d5f5b7fcd..afb82eb370 100644
--- a/meta/conf/bitbake.conf
+++ b/meta/conf/bitbake.conf
@@ -597,7 +597,7 @@ TARGET_LINK_HASH_STYLE ?= "${@['-Wl,--hash-style=gnu',''][d.getVar('LINKER_HASH_
597ASNEEDED ?= "-Wl,--as-needed" 597ASNEEDED ?= "-Wl,--as-needed"
598 598
599export LDFLAGS = "${TARGET_LDFLAGS}" 599export LDFLAGS = "${TARGET_LDFLAGS}"
600TARGET_LDFLAGS = "-Wl,-O1 ${TARGET_LINK_HASH_STYLE} ${ASNEEDED}" 600TARGET_LDFLAGS = "-Wl,-O1 ${TARGET_LINK_HASH_STYLE} ${ASNEEDED} ${DEBUG_PREFIX_MAP}"
601# mips does not support GNU hash style therefore we override 601# mips does not support GNU hash style therefore we override
602LINKER_HASH_STYLE:mipsarch:libc-musl = "sysv" 602LINKER_HASH_STYLE:mipsarch:libc-musl = "sysv"
603 603