From f6fd59ebf01a83dc841cfa66ed250d9e1e83373c Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Mon, 22 Aug 2016 00:20:24 +0200 Subject: [PATCH] binutils: fix bfin build 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 Signed-off-by: Thomas Petazzoni --- package/binutils/binutils.mk | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/package/binutils/binutils.mk b/package/binutils/binutils.mk index 2936eb518a..85663a8ce4 100644 --- a/package/binutils/binutils.mk +++ b/package/binutils/binutils.mk @@ -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 -- 2.30.2