PR28882, build failure with gcc-4.2 due to use of 0b literals

[Alan Modra]

	PR 28882
	* elf/loongarch.h: Replace binary literals with hex.

diff --git a/include/elf/loongarch.h b/include/elf/loongarch.h
index b835a3e98c7..1893ef5faae 100644
--- a/include/elf/loongarch.h
+++ b/include/elf/loongarch.h
@@ -93,14 +93,14 @@ RELOC_NUMBER (R_LARCH_GNU_VTENTRY, 58)
 END_RELOC_NUMBERS (R_LARCH_count)
 
 /* Processor specific flags for the ELF header e_flags field.  */
-#define EF_LOONGARCH_ABI_ILP32	    0b01
-#define EF_LOONGARCH_ABI_LP64	    0b11
-#define EF_LOONGARCH_ABI_MASK	    0b11
-
-#define EF_LOONGARCH_FLOAT_ABI_SOFT    0b001100
-#define EF_LOONGARCH_FLOAT_ABI_SINGLE  0b001000
-#define EF_LOONGARCH_FLOAT_ABI_DOUBLE  0b000000
-#define EF_LOONGARCH_FLOAT_ABI_MASK    0b111100
+#define EF_LOONGARCH_ABI_ILP32	    0x1
+#define EF_LOONGARCH_ABI_LP64	    0x3
+#define EF_LOONGARCH_ABI_MASK	    0x3
+
+#define EF_LOONGARCH_FLOAT_ABI_SOFT    0x0c
+#define EF_LOONGARCH_FLOAT_ABI_SINGLE  0x08
+#define EF_LOONGARCH_FLOAT_ABI_DOUBLE  0x00
+#define EF_LOONGARCH_FLOAT_ABI_MASK    0x3c
 
 #define EF_LOONGARCH_IS_LP64(abi) \
   ((abi & EF_LOONGARCH_ABI_MASK) == EF_LOONGARCH_ABI_LP64)

-- 
Alan Modra
Australia Development Lab, IBM