[Buildroot] [PATCH] ruby: fix 'pcrel too far' build problem on SuperH architectures
Thomas De Schampheleire
patrickdepinguin at gmail.com
Sun Oct 13 07:44:36 UTC 2013
The 'pcrel too far' problem detected in the autobuild on SuperH
architectures, seems to be caused by the -Os optimization flag. Using
standard optimization fixes the problem.
Fixes http://autobuild.buildroot.net/results/bc36e051e06f596c2fafdd3cc3745bb34b73ace3/
Investigated-by: Lionel Orry <lionel.orry at gmail.com>
Signed-off-by: Thomas De Schampheleire <thomas.de.schampheleire at gmail.com>
---
package/ruby/ruby.mk | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/package/ruby/ruby.mk b/package/ruby/ruby.mk
--- a/package/ruby/ruby.mk
+++ b/package/ruby/ruby.mk
@@ -15,6 +15,13 @@ HOST_RUBY_CONF_OPT = --disable-install-d
RUBY_LICENSE = Ruby or BSD-2c, BSD-3c, others
RUBY_LICENSE_FILES = LEGAL COPYING BSDL
+# With some SuperH toolchains (like Sourcery CodeBench 2012.09), ruby fails to
+# build with 'pcrel too far'. This seems to be caused by the -Os option we pass
+# by default. To fix the problem, use standard -O2 optimization instead.
+ifeq ($(BR2_sh)$(BR2_sh64),y)
+TARGET_CFLAGS += -O2
+endif
+
# Force optionals to build before we do
ifeq ($(BR2_PACKAGE_BERKELEYDB),y)
RUBY_DEPENDENCIES += berkeleydb
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