2005-07-10  Stepan Kasal  <address@hidden>

	* lib/autoconf/fortran.m4 (_AC_PROG_FC_V_OUTPUT): Document which
	versions of Portland Group compiler produce single- and double-quoted
	-cmdline argument.  Reported by Steven G. Johnson <address@hidden>
	and Ole Holm Nielsen <address@hidden>.

Index: lib/autoconf/fortran.m4
===================================================================
RCS file: /cvsroot/autoconf/autoconf/lib/autoconf/fortran.m4,v
retrieving revision 1.194
diff -u -r1.194 fortran.m4
--- lib/autoconf/fortran.m4	30 Jun 2005 12:59:15 -0000	1.194
+++ lib/autoconf/fortran.m4	10 Jul 2005 15:57:40 -0000
@@ -555,6 +555,8 @@
     ac_[]_AC_LANG_ABBREV[]_v_output=`echo $ac_[]_AC_LANG_ABBREV[]_v_output | sed 's/"-mGLOB[[^"]]*"/ /g'` ;;
 
   # Portland Group compiler has singly- or doubly-quoted -cmdline argument
+  # Singly-quoted arguments were reported for versions 5.2-4 and 6.0-4.
+  # Doubly-quoted arguments were reported for "PGF90/x86 Linux/x86 5.0-2".
   *-cmdline\ \'*)
     ac_[]_AC_LANG_ABBREV[]_v_output=`echo $ac_[]_AC_LANG_ABBREV[]_v_output | sed "s/-cmdline  *'[[^']]*'/ /g"` ;;
   *-cmdline*)