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binutils: fix bfin build

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See gcc bug for details:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77311

Fixes:

  http://autobuild.buildroot.net/results/1e93be2fb02a3fb2731e48b0d9e54a0d4080a112/

Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Waldemar Brodkorb 2016-08-22 00:20:24 +02:00 committed by Thomas Petazzoni
parent caf3a7bdf5
commit f6fd59ebf0
1 changed files with 6 additions and 0 deletions
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6
package/binutils/binutils.mk
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@ -71,6 +71,12 @@ endif
BINUTILS_CONF_ENV += ac_cv_prog_MAKEINFO=missing
HOST_BINUTILS_CONF_ENV += ac_cv_prog_MAKEINFO=missing
# gcc bug with Os/O2/O3, PR77311
# error: unable to find a register to spill in class 'CCREGS'
ifeq ($(BR2_bfin),y)
BINUTILS_CONF_ENV += CFLAGS="$(TARGET_CFLAGS) -O1"
endif
# Install binutils after busybox to prefer full-blown utilities
ifeq ($(BR2_PACKAGE_BUSYBOX),y)
BINUTILS_DEPENDENCIES += busybox