fix uclibc compile for qemu-arm (experimental fix), use DODEBUG as default

1 files changed, 122 insertions, 0 deletions

diff --git a/toolchain/uclibc/patches/xxx-remove-duplicate-symbols-arm.patch b/toolchain/uclibc/patches/xxx-remove-duplicate-symbols-arm.patch
new file mode 100644
index 000000000..69f338f6e
--- /dev/null
+++ b/toolchain/uclibc/patches/xxx-remove-duplicate-symbols-arm.patch
@@ -0,0 +1,122 @@
+diff -Nur uClibc-0.9.33.2.orig/libc/sysdeps/linux/arm/Makefile.arch uClibc-0.9.33.2/libc/sysdeps/linux/arm/Makefile.arch
+--- uClibc-0.9.33.2.orig/libc/sysdeps/linux/arm/Makefile.arch	2014-05-23 15:42:33.000000000 +0200
++++ uClibc-0.9.33.2/libc/sysdeps/linux/arm/Makefile.arch	2014-05-23 15:53:57.000000000 +0200
+@@ -40,5 +40,4 @@
+ 	aeabi_lcsts.os \
+ 	aeabi_math.os \
+ 	aeabi_sighandlers.os \
+-	aeabi_unwind_cpp_pr1.o \
+ 	)
+diff -Nur uClibc-0.9.33.2.orig/libpthread/nptl/sysdeps/pthread/unwind-forcedunwind.c uClibc-0.9.33.2/libpthread/nptl/sysdeps/pthread/unwind-forcedunwind.c
+--- uClibc-0.9.33.2.orig/libpthread/nptl/sysdeps/pthread/unwind-forcedunwind.c	2014-05-23 15:42:33.000000000 +0200
++++ uClibc-0.9.33.2/libpthread/nptl/sysdeps/pthread/unwind-forcedunwind.c	2014-05-23 20:40:14.000000000 +0200
+@@ -97,6 +97,7 @@
+     }
+ }
+ 
++/*
+ void
+ _Unwind_Resume (struct _Unwind_Exception *exc)
+ {
+@@ -107,6 +108,7 @@
+   PTR_DEMANGLE (resume);
+   resume (exc);
+ }
++*/
+ 
+ _Unwind_Reason_Code
+ __gcc_personality_v0 (int version, _Unwind_Action actions,
+@@ -129,6 +131,7 @@
+   return personality (version, actions, exception_class, ue_header, context);
+ }
+ 
++/*
+ _Unwind_Reason_Code
+ _Unwind_ForcedUnwind (struct _Unwind_Exception *exc, _Unwind_Stop_Fn stop,
+ 		      void *stop_argument)
+@@ -153,3 +156,4 @@
+   PTR_DEMANGLE (getcfa);
+   return getcfa (context);
+ }
++*/
+diff -Nur uClibc-0.9.33.2.orig/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c uClibc-0.9.33.2/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c
+--- uClibc-0.9.33.2.orig/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c	2014-05-23 15:42:33.000000000 +0200
++++ uClibc-0.9.33.2/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c	2014-05-23 21:08:02.000000000 +0200
+@@ -47,62 +47,6 @@
+   libgcc_s_resume = resume;
+   libgcc_s_personality = personality;
+ }
+-#ifdef __thumb__
+-void
+-_Unwind_Resume (struct _Unwind_Exception *exc)
+-{
+-  if (__builtin_expect (libgcc_s_resume == NULL, 0))
+-    init ();
+-  libgcc_s_resume (exc);
+-}
+-#else
+-/* It's vitally important that _Unwind_Resume not have a stack frame; the
+-   ARM unwinder relies on register state at entrance.  So we write this in
+-   assembly.  */
+-
+-__asm__ (
+-"	.globl	_Unwind_Resume\n"
+-"	.type	_Unwind_Resume, %function\n"
+-"_Unwind_Resume:\n"
+-"	" CFI_SECTIONS (.debug_frame) "\n"
+-"	" CFI_STARTPROC "\n"
+-"	stmfd	sp!, {r4, r5, r6, lr}\n"
+-"	" CFI_ADJUST_CFA_OFFSET (16)" \n"
+-"	" CFI_REL_OFFSET (r4, 0) "\n"
+-"	" CFI_REL_OFFSET (r5, 4) "\n"
+-"	" CFI_REL_OFFSET (r6, 8) "\n"
+-"	" CFI_REL_OFFSET (lr, 12) "\n"
+-"	" CFI_REMEMBER_STATE "\n"
+-"	ldr	r4, 1f\n"
+-"	ldr	r5, 2f\n"
+-"3:	add	r4, pc, r4\n"
+-"	ldr	r3, [r4, r5]\n"
+-"	mov	r6, r0\n"
+-"	cmp	r3, #0\n"
+-"	beq	4f\n"
+-"5:	mov	r0, r6\n"
+-"	ldmfd	sp!, {r4, r5, r6, lr}\n"
+-"	" CFI_ADJUST_CFA_OFFSET (-16) "\n"
+-"	" CFI_RESTORE (r4) "\n"
+-"	" CFI_RESTORE (r5) "\n"
+-"	" CFI_RESTORE (r6) "\n"
+-"	" CFI_RESTORE (lr) "\n"
+-"	bx	r3\n"
+-"	" CFI_RESTORE_STATE "\n"
+-"4:	bl	init\n"
+-"	ldr	r3, [r4, r5]\n"
+-"	b	5b\n"
+-"	" CFI_ENDPROC "\n"
+-"	.align 2\n"
+-#ifdef __thumb2__
+-"1:	.word	_GLOBAL_OFFSET_TABLE_ - 3b - 4\n"
+-#else
+-"1:	.word	_GLOBAL_OFFSET_TABLE_ - 3b - 8\n"
+-#endif
+-"2:	.word	libgcc_s_resume(GOTOFF)\n"
+-"	.size	_Unwind_Resume, .-_Unwind_Resume\n"
+-);
+-#endif
+ 
+ _Unwind_Reason_Code
+ __gcc_personality_v0 (_Unwind_State state,
+diff -Nur uClibc-0.9.33.2.orig/Rules.mak uClibc-0.9.33.2/Rules.mak
+--- uClibc-0.9.33.2.orig/Rules.mak	2014-05-23 15:42:33.000000000 +0200
++++ uClibc-0.9.33.2/Rules.mak	2014-05-23 20:13:43.000000000 +0200
+@@ -818,11 +818,7 @@
+ 
+ LIBGCC_CFLAGS ?= $(CFLAGS) $(CPU_CFLAGS-y)
+ $(eval $(call cache-output-var,LIBGCC,$(CC) $(LIBGCC_CFLAGS) -print-libgcc-file-name))
+-$(eval $(call cache-output-var,LIBGCC_EH,$(CC) $(LIBGCC_CFLAGS) -print-file-name=libgcc_eh.a))
+-# with -O0 we (e.g. lockf) might end up with references to
+-# _Unwind_Resume, so pull in gcc_eh in this case..
+ LIBGCC_DIR:=$(dir $(LIBGCC))
+-LIBGCC += $(if $(DODEBUG),$(LIBGCC_EH))
+ 
+ # moved from libpthread/linuxthreads
+ ifeq ($(UCLIBC_CTOR_DTOR),y)