[PATCH] gcc-4.8: temporary disable thumb

[Martin Jansa <martin.jansa@gmail.com>]

From: Martin Jansa <martin.jansa@gmail.com>

* temporary work around for build issue on armv4t:
  | cp/decl.o: In function `bad_specifiers':
  | gcc-4.8.0-r0/gcc-4.8.0/gcc/cp/decl.c:7171:(.text.unlikely+0x24): relocation truncated to fit: R_ARM_THM_CALL against symbol `error(char const*, ...)' defined in .glue_7 section in linker stubs
  | gcc-4.8.0-r0/gcc-4.8.0/gcc/cp/decl.c:7173:(.text.unlikely+0x32): relocation truncated to fit: R_ARM_THM_CALL against symbol `error(char const*, ...)' defined in .glue_7 section in linker stubs
  | gcc-4.8.0-r0/gcc-4.8.0/gcc/cp/decl.c:7176:(.text.unlikely+0x3e): relocation truncated to fit: R_ARM_THM_CALL against symbol `error(char const*, ...)' defined in .glue_7 section in linker stubs
  | gcc-4.8.0-r0/gcc-4.8.0/gcc/cp/decl.c:7180:(.text.unlikely+0x4c): relocation truncated to fit: R_ARM_THM_CALL against symbol `error(char const*, ...)' defined in .glue_7 section in linker stubs
  | gcc-4.8.0-r0/gcc-4.8.0/gcc/cp/decl.c:7182:(.text.unlikely+0x5a): relocation truncated to fit: R_ARM_THM_CALL against symbol `error(char const*, ...)' defined in .glue_7 section in linker stubs
  | gcc-4.8.0-r0/gcc-4.8.0/gcc/cp/decl.c:7185:(.text.unlikely+0x66): relocation truncated to fit: R_ARM_THM_CALL against symbol `error(char const*, ...)' defined in .glue_7 section in linker stubs
  | gcc-4.8.0-r0/gcc-4.8.0/gcc/cp/decl.c:7189:(.text.unlikely+0x74): relocation truncated to fit: R_ARM_THM_CALL against symbol `error(char const*, ...)' defined in .glue_7 section in linker stubs
  | gcc-4.8.0-r0/gcc-4.8.0/gcc/cp/decl.c:7191:(.text.unlikely+0x82): relocation truncated to fit: R_ARM_THM_CALL against symbol `error(char const*, ...)' defined in .glue_7 section in linker stubs
  | gcc-4.8.0-r0/gcc-4.8.0/gcc/cp/decl.c:7194:(.text.unlikely+0x8e): relocation truncated to fit: R_ARM_THM_CALL against symbol `error(char const*, ...)' defined in .glue_7 section in linker stubs
  | gcc-4.8.0-r0/gcc-4.8.0/gcc/cp/decl.c:7198:(.text.unlikely+0x9c): relocation truncated to fit: R_ARM_THM_CALL against symbol `error(char const*, ...)' defined in .glue_7 section in linker stubs
  | gcc-4.8.0-r0/gcc-4.8.0/gcc/cp/decl.c:7200:(.text.unlikely+0xaa): additional relocation overflows omitted from the output
  | collect2: error: ld returned 1 exit status
  | make[2]: *** [cc1plus] Error 1

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
---
 meta/recipes-devtools/gcc/gcc_4.8.bb | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/meta/recipes-devtools/gcc/gcc_4.8.bb b/meta/recipes-devtools/gcc/gcc_4.8.bb
index 0ae22e8..c4827c6 100644
--- a/meta/recipes-devtools/gcc/gcc_4.8.bb
+++ b/meta/recipes-devtools/gcc/gcc_4.8.bb
@@ -1,2 +1,7 @@
 require recipes-devtools/gcc/gcc-${PV}.inc
 require gcc-target.inc
+
+# Building with thumb enabled on armv4t fails with
+# | gcc-4.8.1-r0/gcc-4.8.1/gcc/cp/decl.c:7438:(.text.unlikely+0x2fa): relocation truncated to fit: R_ARM_THM_CALL against symbol `fancy_abort(char const*, int, char const*)' defined in .glue_7 section in linker stubs
+# | gcc-4.8.1-r0/gcc-4.8.1/gcc/cp/decl.c:7442:(.text.unlikely+0x318): additional relocation overflows omitted from the output
+ARM_INSTRUCTION_SET_armv4 = "arm"
-- 
1.8.3.2