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pc386: Fix linker usage issues with -r and function sections

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closes #2638.
This commit is contained in:
Joel Sherrill
2016-03-11 16:07:35 -06:00
parent 83a116b807
commit 5e368e8441
2 changed files with 7 additions and 3 deletions
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4
c/src/lib/libbsp/i386/pc386/Makefile.am
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@@ -201,6 +201,7 @@ noinst_PROGRAMS += ne2000.rel
ne2000_rel_SOURCES = ne2000/ne2000.c
ne2000_rel_CPPFLAGS = $(AM_CPPFLAGS) $(ne2000_CPPFLAGS)
ne2000_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
ne2000_rel_LDFLAGS += -Wl,--undefined=rtems_ne_driver_attach
endif
if HAS_NETWORKING
@@ -214,6 +215,7 @@ wd8003_rel_SOURCES = wd8003/wd8003.c
wd8003_rel_SOURCES += include/wd80x3.h
wd8003_rel_CPPFLAGS = $(AM_CPPFLAGS) $(wd8003_CPPFLAGS)
wd8003_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
wd8003_rel_LDFLAGS += -Wl,--undefined=rtems_wd_driver_attach
endif
if HAS_NETWORKING
@@ -225,6 +227,8 @@ noinst_PROGRAMS += 3c509.rel
3c509_rel_SOURCES += 3c509/elink.h
3c509_rel_CPPFLAGS = $(AM_CPPFLAGS) $(3c509_CPPFLAGS)
3c509_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
3c509_rel_LDFLAGS += -Wl,--undefined=rtems_3c509_driver_attach
3c509_rel_LDFLAGS += -Wl,--undefined=ep_board
endif
libbsp_a_LIBADD = ../../../libcpu/@RTEMS_CPU@/cache.rel

6
c/src/lib/libbsp/i386/pc386/make/custom/pc386.cfg
View File

@@ -20,9 +20,9 @@ endif
# optimize flag: typically -O2
CFLAGS_OPTIMIZE_V = -O2 -g
# Per function sections disabled per https://devel.rtems.org/ticket/2638
# CFLAGS_OPTIMIZE_V += -ffunction-sections -fdata-sections
#
# LDFLAGS = -Wl,--gc-sections
CFLAGS_OPTIMIZE_V += -ffunction-sections -fdata-sections
LDFLAGS = -Wl,--gc-sections
# Here is the rule to actually build a $(ARCH)/foo$(EXEEXT)
# It also builds $(ARCH)/foo.sr and $(ARCH)/foo.nm