diff options
| author |   Hongxu Jia <hongxu.jia@windriver.com> | 2016-02-16 04:14:55 -0500 |
|---|---|---|
| committer |   Richard Purdie <richard.purdie@linuxfoundation.org> | 2016-02-18 07:39:29 +0000 |
| commit | 7a11650ebcb14f8a7cb810e2e6a05294fbccc57a (patch) | |
| tree | bcc44d7e2e37a31bac1495f54c43fa43a0d8785d | |
| parent | ef301191858db811dc9ca6e30cfd487895b4c021 (diff) | |
| download | openembedded-core-contrib-7a11650ebcb14f8a7cb810e2e6a05294fbccc57a.tar.gz | |
bitbake.conf: use target path as compile dir in debugging info
In debugging information, it uses target paths rather than
build ones as compile dir.
...
-fdebug-prefix-map=old=new
When compiling files in directory old, record debugging
information describing them as in new instead.
...
Compile without this fix:
objdump -g git/test.o
...
The Directory Table (offset 0x1b):
| 1 /buildarea/raid0/hjia/build-20160119-yocto-buildpath/tmp/sysroots/x86_64-linux/usr/lib/
i686-pokymllib32-linux.lib32-gcc-cross-initial-i686/gcc/i686-pokymllib32-linux/5.3.0/include
| 2 /buildarea/raid0/hjia/build-20160119-yocto-buildpath/tmp/sysroots/lib32-qemux86-64/usr/include/bits
| 3 /buildarea/raid0/hjia/build-20160119-yocto-buildpath/tmp/sysroots/lib32-qemux86-64/usr/include
...
Compile with this fix:
objdump -g git/test.o
...
The Directory Table (offset 0x1b):
| 1 /usr/lib/i686-pokymllib32-linux.lib32-gcc-cross-initial-i686/gcc/i686-pokymllib32-linux/
5.3.0/include
| 2 /usr/include/bits
| 3 /usr/include
...
[YOCTO #7058]
(From OE-Core rev: 0fe42caad8f7c142741a28b09458f4e2fdf289ff)
Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
| -rw-r--r-- | meta/conf/bitbake.conf | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/meta/conf/bitbake.conf b/meta/conf/bitbake.conf index a75bb8b7d4..631b759349 100644 --- a/meta/conf/bitbake.conf +++ b/meta/conf/bitbake.conf @@ -544,7 +544,13 @@ EXTRA_OEMAKE_prepend_task-install = "${PARALLEL_MAKEINST} " ################################################################## # Optimization flags. ################################################################## -DEBUG_FLAGS ?= "-g -feliminate-unused-debug-types" +DEBUG_FLAGS ?= "-g -feliminate-unused-debug-types \ + -fdebug-prefix-map=${B}=/usr/src/${BPN} \ + -fdebug-prefix-map=${S}=/usr/src/${BPN} \ + -fdebug-prefix-map=${STAGING_DIR_NATIVE}= \ + -fdebug-prefix-map=${STAGING_DIR_HOST}= \ +" + # Disabled until the option works properly -feliminate-dwarf2-dups FULL_OPTIMIZATION = "-O2 -pipe ${DEBUG_FLAGS}" DEBUG_OPTIMIZATION = "-O -fno-omit-frame-pointer ${DEBUG_FLAGS} -pipe" |