[git commit nptl] check_ld some more flags
Bernhard Reutner-Fischer
rep.dot.nop at gmail.com
Fri Oct 16 09:38:53 UTC 2009
commit: http://git.uclibc.org/uClibc/commit/?id=0a013fe8f69546b99d73876852cf284dd0dde474
branch: http://git.uclibc.org/uClibc/commit/?id=refs/heads/nptl
gold does not currently implement these.
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop at gmail.com>
Signed-off-by: Austin Foxley <austinf at cetoncorp.com>
---
Rules.mak | 7 +++++--
ldso/ldso/Makefile.in | 2 +-
2 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/Rules.mak b/Rules.mak
index b468527..31304c2 100644
--- a/Rules.mak
+++ b/Rules.mak
@@ -282,7 +282,7 @@ endif
# Idx Name Size VMA LMA File off Algn
# 0 .text xxxxxxxx 00000000 00000000 xxxxxxxx 2**2 <===!
CPU_CFLAGS-y += $(call check_gcc,-ffunction-sections -fdata-sections,)
-ifneq ($(call check_ld,--sort-common,),)
+ifneq ($(call check_ld,--sort-common),)
CPU_LDFLAGS-y += -Wl,--sort-common
endif
ifneq ($(call check_ld,--sort-section alignment),)
@@ -547,8 +547,11 @@ ifneq ($(HAVE_SHARED),y)
CFLAGS += -DSTATIC
endif
+LDFLAG_WARN_ONCE:=$(if $(call check_ld,--warn-once),-Wl$(comma)--warn-once)
+LDFLAG_SORT_COMMON:=$(if $(call check_ld,--sort-common),-Wl$(comma)--sort-common)
+LDFLAG_DISCARD_ALL:=$(if $(call check_ld,--discard-all),-Wl$(comma)--discard-all)
LDFLAGS_NOSTRIP:=$(CPU_LDFLAGS-y) -shared \
- -Wl,--warn-common -Wl,--warn-once -Wl,-z,combreloc
+ -Wl,--warn-common $(LDFLAG_WARN_ONCE) -Wl,-z,combreloc
# binutils-2.16.1 warns about ignored sections, 2.16.91.0.3 and newer are ok
#LDFLAGS_NOSTRIP+=$(call check_ld,--gc-sections)
diff --git a/ldso/ldso/Makefile.in b/ldso/ldso/Makefile.in
index 350cc81..9e228b7 100644
--- a/ldso/ldso/Makefile.in
+++ b/ldso/ldso/Makefile.in
@@ -35,7 +35,7 @@ LDFLAGS-$(UCLIBC_LDSO_NAME).so := $(LDFLAGS)
else
LDFLAGS-$(UCLIBC_LDSO_NAME).so := $(LDFLAGS_NOSTRIP) -Wl,-z,defs
endif
-LDFLAGS-$(UCLIBC_LDSO_NAME).so += -Wl,-e,_start -Wl,-z,now -Wl,-Bsymbolic -Wl,--export-dynamic -Wl,--sort-common -Wl,--discard-locals -Wl,--discard-all -Wl,--no-undefined
+LDFLAGS-$(UCLIBC_LDSO_NAME).so += -Wl,-e,_start -Wl,-z,now -Wl,-Bsymbolic -Wl,--export-dynamic $(LDFLAG_SORT_COMMON) -Wl,--discard-locals $(LDFLAG_DISCARD_ALL) -Wl,--no-undefined
ldso_FULL_NAME := $(UCLIBC_LDSO_NAME)-$(VERSION).so
--
1.6.3.3
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