gfortran.h (gfc_dt): Rename default_exp field to dec_ext.

	* gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
	* ioparm.def (IOPARM_dt_default_exp): Rename to ...
	(IOPARM_dt_dec_ext): ... this.
	* trans-io.c (build_dt): Adjust for default_exp renaming to
	dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
	* io.c (match_io): Likewise.

	* io/io.h (IOPARM_DT_DEFAULT_EXP): Rename to ...
	(IOPARM_DT_DEC_EXT): ... this.
	* io/list_read.c (parse_real): Adjust for IOPARM_DT_DEFAULT_EXP
	renaming to IOPARM_DT_DEC_EXT.
	(read_real): Likewise.
	* io/read.c (read_f): Likewise.

From-SVN: r258920

gcc/fortran/ChangeLog

+2018-03-28  Jakub Jelinek  <jakub@redhat.com>
+
+	* gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
+	* ioparm.def (IOPARM_dt_default_exp): Rename to ...
+	(IOPARM_dt_dec_ext): ... this.
+	* trans-io.c (build_dt): Adjust for default_exp renaming to
+	dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
+	* io.c (match_io): Likewise.
+
 2018-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
 
 	PR fortran/85084

gcc/fortran/gfortran.h

@@ -2437,7 +2437,7 @@ typedef struct
   gfc_expr *io_unit, *format_expr, *rec, *advance, *iostat, *size, *iomsg,
 	   *id, *pos, *asynchronous, *blank, *decimal, *delim, *pad, *round,
 	   *sign, *extra_comma, *dt_io_kind, *udtio;
-  char default_exp;
+  char dec_ext;
 
   gfc_symbol *namelist;
   /* A format_label of `format_asterisk' indicates the "*" format */

gcc/fortran/io.c

@@ -4291,9 +4291,10 @@ get_io_list:
 	goto syntax;
     }
 
-  /* See if we want to use defaults for missing exponents in real transfers.  */
+  /* See if we want to use defaults for missing exponents in real transfers
+     and other DEC runtime extensions.  */
   if (flag_dec)
-    dt->default_exp = 1;
+    dt->dec_ext = 1;
 
   /* A full IO statement has been matched.  Check the constraints.  spec_end is
      supplied for cases where no locus is supplied.  */

gcc/fortran/ioparm.def

@@ -118,5 +118,5 @@ IOPARM (dt,      round,		1 << 23, char2)
 IOPARM (dt,      sign,		1 << 24, char1)
 #define IOPARM_dt_f2003		      (1 << 25)
 #define IOPARM_dt_dtio		      (1 << 26)
-#define IOPARM_dt_default_exp	      (1 << 27)
+#define IOPARM_dt_dec_ext	      (1 << 27)
 IOPARM (dt,      u,		0,	 pad)

gcc/fortran/trans-io.c

@@ -1958,8 +1958,8 @@ build_dt (tree function, gfc_code * code)
       if (dt->udtio)
 	mask |= IOPARM_dt_dtio;
 
-      if (dt->default_exp)
-	mask |= IOPARM_dt_default_exp;
+      if (dt->dec_ext)
+	mask |= IOPARM_dt_dec_ext;
 
       if (dt->namelist)
 	{

libgfortran/ChangeLog

+2018-03-28  Jakub Jelinek  <jakub@redhat.com>
+
+	* io/io.h (IOPARM_DT_DEFAULT_EXP): Rename to ...
+	(IOPARM_DT_DEC_EXT): ... this.
+	* io/list_read.c (parse_real): Adjust for IOPARM_DT_DEFAULT_EXP
+	renaming to IOPARM_DT_DEC_EXT.
+	(read_real): Likewise.
+	* io/read.c (read_f): Likewise.
+
 2018-03-15  Jakub Jelinek  <jakub@redhat.com>
 
 	PR libgfortran/84880

libgfortran/io/io.h

@@ -442,7 +442,7 @@ st_parameter_inquire;
 #define IOPARM_DT_HAS_SIGN			(1 << 24)
 #define IOPARM_DT_HAS_F2003                     (1 << 25)
 #define IOPARM_DT_HAS_UDTIO                     (1 << 26)
-#define IOPARM_DT_DEFAULT_EXP			(1 << 27)
+#define IOPARM_DT_DEC_EXT			(1 << 27)
 /* Internal use bit.  */
 #define IOPARM_DT_IONML_SET			(1u << 31)
 

libgfortran/io/list_read.c

@@ -1380,7 +1380,7 @@ parse_real (st_parameter_dt *dtp, void *buffer, int length)
   if (!isdigit (c))
     {
       /* Extension: allow default exponent of 0 when omitted.  */
-      if (dtp->common.flags & IOPARM_DT_DEFAULT_EXP)
+      if (dtp->common.flags & IOPARM_DT_DEC_EXT)
 	{
 	  push_char (dtp, '0');
 	  goto done;
@@ -1831,7 +1831,7 @@ read_real (st_parameter_dt *dtp, void *dest, int length)
   if (!isdigit (c))
     {
       /* Extension: allow default exponent of 0 when omitted.  */
-      if (dtp->common.flags & IOPARM_DT_DEFAULT_EXP)
+      if (dtp->common.flags & IOPARM_DT_DEC_EXT)
 	{
 	  push_char (dtp, '0');
 	  goto done;

libgfortran/io/read.c

@@ -1093,7 +1093,7 @@ exponent:
   if (w == 0)
     {
       /* Extension: allow default exponent of 0 when omitted.  */
-      if (dtp->common.flags & IOPARM_DT_DEFAULT_EXP)
+      if (dtp->common.flags & IOPARM_DT_DEC_EXT)
 	goto done;
       else
 	goto bad_float;