From 9f1d9a5ab25a7cb43bae84d6d7d8c96538b3a783 Mon Sep 17 00:00:00 2001 From: Vineet Gupta Date: Fri, 31 Mar 2017 11:22:20 -0700 Subject: ldso: don't discard sysmbols for DODEBUG builds the --discard-* toggles take away the symbols which comes in the way when staring at objdumps for debugging low level issues So don't discard symbols for DODEBUG builds before ----- 3388: j_s.d [blink] 338a: add_s sp,sp,0x18 338c: b.d 332c <_dl_add_elf_hash_table+0x50> 3390: mov_s r2,0 3392: nop_s 3394: push_s blink <--- function not called out 3396: st.aw r13,[sp,-20] 339a: std r14r15,[sp,4] 339e: std r16r17,[sp,12] after ----- 3388: j_s.d [blink] 338a: add_s sp,sp,0x18 338c: b.d 332c <_dl_add_elf_hash_table+0x50> 3390: mov_s r2,0 3392: nop_s 00003394 : 3394: push_s blink 3396: st.aw r13,[sp,-20] 339a: std r14r15,[sp,4] 339e: std r16r17,[sp,12] Signed-off-by: Vineet Gupta --- ldso/ldso/Makefile.in | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/ldso/ldso/Makefile.in b/ldso/ldso/Makefile.in index 320e4488b..acb1a5b2a 100644 --- a/ldso/ldso/Makefile.in +++ b/ldso/ldso/Makefile.in @@ -51,8 +51,11 @@ LDFLAGS-$(UCLIBC_LDSO_NAME).so := $(LDFLAGS_NOSTRIP) -Wl,-z,defs endif LDFLAGS-$(UCLIBC_LDSO_NAME).so += -Wl,-e,$(SYMBOL_PREFIX)_start \ -Wl,-z,now -Wl,-Bsymbolic \ - -Wl,--export-dynamic $(CFLAG_-Wl--sort-common) -Wl,--discard-locals \ - $(CFLAG_-Wl--discard-all) -Wl,--no-undefined + -Wl,--export-dynamic $(CFLAG_-Wl--sort-common) -Wl,--no-undefined + +ifneq ($(DODEBUG),y) + LDFLAGS-$(UCLIBC_LDSO_NAME).so += -Wl,--discard-locals $(CFLAG_-Wl--discard-all) +endif LDFLAGS-$(LDSO_PRELINK_SUPPORT)-$(UCLIBC_LDSO_NAME).so += -Wl,-defsym=$(SYMBOL_PREFIX)_begin=0 -- cgit v1.2.3