From 2f5d554f4d24e374015e92cd1e75f748d615647f Mon Sep 17 00:00:00 2001 From: Giulio Benetti Date: Tue, 21 May 2019 15:39:24 +0200 Subject: [PATCH] package/ddrescue: work around gcc bug 85180 With Microblaze Gcc version < 8.x the build hangs due to gcc bug 85180: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85180. The bug shows up when building ddrescue with optimization but not when building with -O0. To work around this, if BR2_TOOLCHAIN_HAS_GCC_BUG_85180=y we force using -O0. Fixes: http://autobuild.buildroot.net/results/2af69401acb76be3d3fd427d1c58fed3af33bf9b/ Signed-off-by: Giulio Benetti [Thomas: tweak CFLAGS logic, improve commit log] Signed-off-by: Thomas Petazzoni --- package/ddrescue/ddrescue.mk | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/package/ddrescue/ddrescue.mk b/package/ddrescue/ddrescue.mk index 9432e7a16d..b7564d5971 100644 --- a/package/ddrescue/ddrescue.mk +++ b/package/ddrescue/ddrescue.mk @@ -18,8 +18,14 @@ define DDRESCUE_CONFIGURE_CMDS ) endef +DDRESCUE_CXXFLAGS = $(TARGET_CXXFLAGS) + +ifeq ($(BR2_TOOLCHAIN_HAS_GCC_BUG_85180),y) +DDRESCUE_CXXFLAGS += -O0 +endif + define DDRESCUE_BUILD_CMDS - $(TARGET_MAKE_ENV) $(MAKE) -C $(@D) + $(TARGET_MAKE_ENV) $(MAKE) CXXFLAGS="$(DDRESCUE_CXXFLAGS)" -C $(@D) endef define DDRESCUE_INSTALL_TARGET_CMDS