[OE-core] [PATCH] gdb: force arm mode
Martin Jansa
martin.jansa at gmail.com
Tue Jul 15 18:30:14 UTC 2014
* triggers some issue in gcc-4.9, this call:
arm-oe-linux-gnueabi-gcc -march=armv5te -mthumb -mthumb-interwork -mtune=xscale
--sysroot=/OE/build/shr-core/tmp-eglibc/sysroots/spitz -O2 -pipe -g
-feliminate-unused-debug-types -I.
-I/OE/build/shr-core/tmp-eglibc/work/xscalete-oe-linux-gnueabi/gdb/7.7-r0/gdb-7.7/gdb
-I/OE/build/shr-core/tmp-eglibc/work/xscalete-oe-linux-gnueabi/gdb/7.7-r0/gdb-7.7/gdb/common
-I/OE/build/shr-core/tmp-eglibc/work/xscalete-oe-linux-gnueabi/gdb/7.7-r0/gdb-7.7/gdb/config
-DLOCALEDIR="\"/usr/share/locale\"" -DHAVE_CONFIG_H
-I/OE/build/shr-core/tmp-eglibc/work/xscalete-oe-linux-gnueabi/gdb/7.7-r0/gdb-7.7/gdb/../include/opcode
-I/OE/build/shr-core/tmp-eglibc/work/xscalete-oe-linux-gnueabi/gdb/7.7-r0/gdb-7.7/gdb/../opcodes/..
-I../bfd
-I/OE/build/shr-core/tmp-eglibc/work/xscalete-oe-linux-gnueabi/gdb/7.7-r0/gdb-7.7/gdb/../bfd
-I/OE/build/shr-core/tmp-eglibc/work/xscalete-oe-linux-gnueabi/gdb/7.7-r0/gdb-7.7/gdb/../include
-I../libdecnumber
-I/OE/build/shr-core/tmp-eglibc/work/xscalete-oe-linux-gnueabi/gdb/7.7-r0/gdb-7.7/gdb/../libdecnumber
-I/OE/build/shr-core/tmp-eglibc/work/xscalete-oe-linux-gnueabi/gdb/7.7-r0/gdb-7.7/gdb/gnulib/import
-Ibuild-gnulib/import -Wall -Wdeclaration-after-statement
-Wpointer-arith -Wpointer-sign -Wno-unused -Wunused-value
-Wunused-function -Wno-switch -Wno-char-subscripts -Wmissing-prototypes
-Wdeclaration-after-statement -Wempty-body -Wmissing-parameter-type
-Wold-style-declaration -Wold-style-definition -Wformat-nonliteral -c
-o eval.o -MT eval.o -MMD -MP -MF .deps/eval.Tpo
/OE/build/shr-core/tmp-eglibc/work/xscalete-oe-linux-gnueabi/gdb/7.7-r0/gdb-7.7/gdb/eval.c
just hangs (strace shows occasional call to mmap, brk, munmap) and eats all available memory
(in my case 20GB), I've waited for 2,5 hours and it didn't finish,
after removing -mthumb it builds in second.
Signed-off-by: Martin Jansa <Martin.Jansa at gmail.com>
---
meta/recipes-devtools/gdb/gdb_7.7.bb | 3 +++
1 file changed, 3 insertions(+)
diff --git a/meta/recipes-devtools/gdb/gdb_7.7.bb b/meta/recipes-devtools/gdb/gdb_7.7.bb
index 1abc9d8..bc042ec 100644
--- a/meta/recipes-devtools/gdb/gdb_7.7.bb
+++ b/meta/recipes-devtools/gdb/gdb_7.7.bb
@@ -7,6 +7,9 @@ PACKAGECONFIG ??= ""
PACKAGECONFIG[python] = "--with-python=${WORKDIR}/python,--without-python,python"
PACKAGECONFIG[babeltrace] = "--with-babeltrace,--without-babeltrace,babeltrace"
+# cc1 (4.9) call with -mthumb gets stuck and eats all available memory (over 20GB in my case)
+ARM_INSTRUCTION_SET = "arm"
+
do_configure_prepend() {
if [ -n "${@bb.utils.contains('PACKAGECONFIG', 'python', 'python', '', d)}" ]; then
cat > ${WORKDIR}/python << EOF
--
2.0.0
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