summaryrefslogtreecommitdiff
path: root/recipes/gcc/gcc-4.3.1/gcc-4.4-20090519-arm-eabi-atomic-builtins-unbreak-v2.patch
blob: 6849d46cd4a286c21371636d8241e97d256420ae (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
--- gcc-4.4-20090519/gcc/config/arm/linux-eabi.h.~1~	2007-11-08 14:44:09.000000000 +0100
+++ gcc-4.4-20090519/gcc/config/arm/linux-eabi.h	2009-05-22 20:38:51.000000000 +0200
@@ -72,6 +72,49 @@
    do not use -lfloat.  */
 #undef LIBGCC_SPEC
 
+/* Some symbols are only in the static libgcc. Override REAL_LIBGCC_SPEC
+   to always pass -lgcc to the linker, even for --shared-libgcc, otherwise
+   shared libraries break. */
+#ifdef ENABLE_SHARED_LIBGCC
+
+#ifndef USE_LD_AS_NEEDED
+#define USE_LD_AS_NEEDED 0
+#endif
+
+#if USE_LD_AS_NEEDED
+#define REAL_LIBGCC_SPEC_1 "\
+	%{!shared-libgcc:-lgcc --as-needed -lgcc_s --no-as-needed} \
+	%{shared-libgcc:-lgcc_s -lgcc}"		/* always append -lgcc */
+#else
+#define REAL_LIBGCC_SPEC_1 "\
+	%{!shared: \
+	  %{!shared-libgcc:-lgcc -lgcc_eh} \
+	  %{shared-libgcc:-lgcc_s -lgcc}}"
+#endif
+
+#ifdef LINK_EH_SPEC
+#define REAL_LIBGCC_SPEC_2 "\
+	%{shared: \
+	  %{!shared-libgcc:-lgcc} \
+	  %{shared-libgcc:-lgcc_s -lgcc}}"	/* always append -lgcc */
+#else
+#define REAL_LIBGCC_SPEC_2 "\
+	%{shared:-lgcc_s -lgcc}"		/* always append -lgcc */
+#endif
+
+#define REAL_LIBGCC_SPEC " \
+	%{static|static-libgcc:-lgcc -lgcc_eh} \
+	%{!static:%{!static-libgcc: \
+	"REAL_LIBGCC_SPEC_1" \
+	"REAL_LIBGCC_SPEC_2" \
+	}}"
+
+#else	/* !ENABLE_SHARED_LIBGCC */
+
+#define REAL_LIBGCC_SPEC " -lgcc "
+
+#endif	/* !ENABLE_SHARED_LIBGCC */
+
 /* Clear the instruction cache from `beg' to `end'.  This makes an
    inline system call to SYS_cacheflush.  */
 #undef  CLEAR_INSN_CACHE