[IA64] add __builtin_trap definition for icc build

Map __builtin_trap function to break 0 instruction.

Signed-off-by: HJ Lu <hongjiu.lu@intel.com>
Signed-off-by: Ken Chen <kenneth.w.chen@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
diff --git a/include/asm-ia64/intel_intrin.h b/include/asm-ia64/intel_intrin.h
index c7ac049..67a4baf 100644
--- a/include/asm-ia64/intel_intrin.h
+++ b/include/asm-ia64/intel_intrin.h
@@ -152,4 +152,6 @@
 	}						\
 } while (0)
 
+#define __builtin_trap()	__break(0);
+
 #endif /* _ASM_IA64_INTEL_INTRIN_H */