Align __patchable_function_entries to POINTER_SIZE [PR93194]

2020-01-20  Fangrui Song  <maskray@google.com>

gcc/
	PR middle-end/93194
	* targhooks.c (default_print_patchable_function_entry): Align to
	POINTER_SIZE.

gcc/ChangeLog

+2020-01-20  Fangrui Song  <maskray@google.com>
+
+	PR middle-end/93194
+	* targhooks.c (default_print_patchable_function_entry): Align to
+	POINTER_SIZE.
+
 2020-01-20  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR target/93319

gcc/targhooks.c

@@ -1812,6 +1812,7 @@ default_print_patchable_function_entry (FILE *file,
 
       switch_to_section (get_section ("__patchable_function_entries",
 				      SECTION_WRITE | SECTION_RELRO, NULL));
+      assemble_align (POINTER_SIZE);
       fputs (asm_op, file);
       assemble_name_raw (file, buf);
       fputc ('\n', file);