+#ifdef TE_PE
+/* Called from read.c:s_comm after we've parsed .comm symbol, size.
+ Parse a possible alignment value. */
+
+static symbolS *
+obj_coff_common_parse (int ignore ATTRIBUTE_UNUSED, symbolS *symbolP, addressT size)
+{
+ addressT align = 0;
+
+ if (*input_line_pointer == ',')
+ {
+ align = parse_align (0);
+ if (align == (addressT) -1)
+ return NULL;
+ }
+
+ S_SET_VALUE (symbolP, size);
+ S_SET_EXTERNAL (symbolP);
+ S_SET_SEGMENT (symbolP, bfd_com_section_ptr);
+
+ symbol_get_bfdsym (symbolP)->flags |= BSF_OBJECT;
+
+ /* There is no S_SET_ALIGN (symbolP, align) in COFF/PE.
+ Instead we must add a note to the .drectve section. */
+ if (align)
+ {
+ segT current_seg = now_seg;
+ subsegT current_subseg = now_subseg;
+ flagword oldflags;
+ asection *sec;
+ size_t pfxlen, numlen;
+ char *frag;
+ char numbuff[20];
+
+ sec = subseg_new (".drectve", 0);
+ oldflags = bfd_get_section_flags (stdoutput, sec);
+ if (oldflags == SEC_NO_FLAGS)
+ {
+ if (!bfd_set_section_flags (stdoutput, sec,
+ TC_COFF_SECTION_DEFAULT_ATTRIBUTES))
+ as_warn (_("error setting flags for \"%s\": %s"),
+ bfd_section_name (stdoutput, sec),
+ bfd_errmsg (bfd_get_error ()));
+ }
+
+ /* Emit a string. Note no NUL-termination. */
+ pfxlen = strlen (" -aligncomm:") + 2 + strlen (S_GET_NAME (symbolP)) + 1;
+ numlen = snprintf (numbuff, sizeof (numbuff), "%d", (int) align);
+ frag = frag_more (pfxlen + numlen);
+ (void) sprintf (frag, " -aligncomm:\"%s\",", S_GET_NAME (symbolP));
+ memcpy (frag + pfxlen, numbuff, numlen);
+ /* Restore original subseg. */
+ subseg_set (current_seg, current_subseg);
+ }
+
+ return symbolP;
+}
+
+static void
+obj_coff_comm (int ignore ATTRIBUTE_UNUSED)
+{
+ s_comm_internal (ignore, obj_coff_common_parse);
+}
+#endif /* TE_PE */
+