Fortran: Eliminate nuisance warnings by initializing.

Set sstride[0] and mstride[0] to zero, eliminating some warnings.

libgfortran/ChangeLog:

	* generated/pack_c10.c (pack_c10): Regenerated.
	* generated/pack_c16.c (pack_c16): Regenerated.
	* generated/pack_c17.c (pack_c17): Regenerated.
	* generated/pack_c4.c (pack_c4): Regenerated.
	* generated/pack_c8.c (pack_c8): Regenerated.
	* generated/pack_i1.c (pack_i1): Regenerated.
	* generated/pack_i16.c (pack_i16): Regenerated.
	* generated/pack_i2.c (pack_i2): Regenerated.
	* generated/pack_i4.c (pack_i4): Regenerated.
	* generated/pack_i8.c (pack_i8): Regenerated.
	* generated/pack_r10.c (pack_r10): Regenerated.
	* generated/pack_r16.c (pack_r16): Regenerated.
	* generated/pack_r17.c (pack_r17): Regenerated.
	* generated/pack_r4.c (pack_r4): Regenerated.
	* generated/pack_r8.c (pack_r8): Regenerated.
	* generated/spread_c10.c (spread_c10): Regenerated.
	* generated/spread_c16.c (spread_c16): Regenerated.
	* generated/spread_c17.c (spread_c17): Regenerated.
	* generated/spread_c4.c (spread_c4): Regenerated.
	* generated/spread_c8.c (spread_c8): Regenerated.
	* generated/spread_i1.c (spread_i1): Regenerated.
	* generated/spread_i16.c (spread_i16): Regenerated.
	* generated/spread_i2.c (spread_i2): Regenerated.
	* generated/spread_i4.c (spread_i4): Regenerated.
	* generated/spread_i8.c (spread_i8): Regenerated.
	* generated/spread_r10.c (spread_r10): Regenerated.
	* generated/spread_r16.c (spread_r16): Regenerated.
	* generated/spread_r17.c (spread_r17): Regenerated.
	* generated/spread_r4.c (spread_r4): Regenerated.
	* generated/spread_r8.c (spread_r8): Regenerated.
	* intrinsics/execute_command_line.c (execute_command_line_i4),
	(execute_command_line_i8): Set estat_initial to zero.
	* intrinsics/pack_generic.c (pack_internal): Set sstride[0] and
	mstride[0] to zero.
	* intrinsics/spread_generic.c (spread_internal): Set sstride[0].
	* m4/pack.m4: Set sstride[0] and mstride[0].
	* m4/spread.m4: Set sstride[0].

libgfortran/generated/pack_c10.c

@@ -96,6 +96,9 @@ pack_c10 (gfc_array_c10 *ret, const gfc_array_c10 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_c16.c

@@ -96,6 +96,9 @@ pack_c16 (gfc_array_c16 *ret, const gfc_array_c16 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_c17.c

@@ -96,6 +96,9 @@ pack_c17 (gfc_array_c17 *ret, const gfc_array_c17 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_c4.c

@@ -96,6 +96,9 @@ pack_c4 (gfc_array_c4 *ret, const gfc_array_c4 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_c8.c

@@ -96,6 +96,9 @@ pack_c8 (gfc_array_c8 *ret, const gfc_array_c8 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_i1.c

@@ -96,6 +96,9 @@ pack_i1 (gfc_array_i1 *ret, const gfc_array_i1 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_i16.c

@@ -96,6 +96,9 @@ pack_i16 (gfc_array_i16 *ret, const gfc_array_i16 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_i2.c

@@ -96,6 +96,9 @@ pack_i2 (gfc_array_i2 *ret, const gfc_array_i2 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_i4.c

@@ -96,6 +96,9 @@ pack_i4 (gfc_array_i4 *ret, const gfc_array_i4 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_i8.c

@@ -96,6 +96,9 @@ pack_i8 (gfc_array_i8 *ret, const gfc_array_i8 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_r10.c

@@ -96,6 +96,9 @@ pack_r10 (gfc_array_r10 *ret, const gfc_array_r10 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_r16.c

@@ -96,6 +96,9 @@ pack_r16 (gfc_array_r16 *ret, const gfc_array_r16 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_r17.c

@@ -96,6 +96,9 @@ pack_r17 (gfc_array_r17 *ret, const gfc_array_r17 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_r4.c

@@ -96,6 +96,9 @@ pack_r4 (gfc_array_r4 *ret, const gfc_array_r4 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/pack_r8.c

@@ -96,6 +96,9 @@ pack_r8 (gfc_array_r8 *ret, const gfc_array_r8 *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/generated/spread_c10.c

@@ -56,6 +56,8 @@ spread_c10 (gfc_array_c10 *ret, const gfc_array_c10 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_c16.c

@@ -56,6 +56,8 @@ spread_c16 (gfc_array_c16 *ret, const gfc_array_c16 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_c17.c

@@ -56,6 +56,8 @@ spread_c17 (gfc_array_c17 *ret, const gfc_array_c17 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_c4.c

@@ -56,6 +56,8 @@ spread_c4 (gfc_array_c4 *ret, const gfc_array_c4 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_c8.c

@@ -56,6 +56,8 @@ spread_c8 (gfc_array_c8 *ret, const gfc_array_c8 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_i1.c

@@ -56,6 +56,8 @@ spread_i1 (gfc_array_i1 *ret, const gfc_array_i1 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_i16.c

@@ -56,6 +56,8 @@ spread_i16 (gfc_array_i16 *ret, const gfc_array_i16 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_i2.c

@@ -56,6 +56,8 @@ spread_i2 (gfc_array_i2 *ret, const gfc_array_i2 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_i4.c

@@ -56,6 +56,8 @@ spread_i4 (gfc_array_i4 *ret, const gfc_array_i4 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_i8.c

@@ -56,6 +56,8 @@ spread_i8 (gfc_array_i8 *ret, const gfc_array_i8 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_r10.c

@@ -56,6 +56,8 @@ spread_r10 (gfc_array_r10 *ret, const gfc_array_r10 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_r16.c

@@ -56,6 +56,8 @@ spread_r16 (gfc_array_r16 *ret, const gfc_array_r16 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_r17.c

@@ -56,6 +56,8 @@ spread_r17 (gfc_array_r17 *ret, const gfc_array_r17 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_r4.c

@@ -56,6 +56,8 @@ spread_r4 (gfc_array_r4 *ret, const gfc_array_r4 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/generated/spread_r8.c

@@ -56,6 +56,8 @@ spread_r8 (gfc_array_r8 *ret, const gfc_array_r8 *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/intrinsics/execute_command_line.c

@@ -192,6 +192,8 @@ execute_command_line_i4 (const char *command, GFC_LOGICAL_4 *wait,
   bool w = wait ? *wait : true;
   int estat, estat_initial, cstat;
 
+  estat_initial = 0; /* Avoid nuisance warning if not initialized.  */
+
   if (exitstat)
     estat_initial = estat = *exitstat;
 
@@ -221,6 +223,8 @@ execute_command_line_i8 (const char *command, GFC_LOGICAL_8 *wait,
   bool w = wait ? *wait : true;
   int estat, estat_initial, cstat;
 
+  estat_initial = 0; /* Avoid nuisance warning if not initialized.  */
+
   if (exitstat)
     estat_initial = estat = *exitstat;
 

libgfortran/intrinsics/pack_generic.c

@@ -94,6 +94,9 @@ pack_internal (gfc_array_char *ret, const gfc_array_char *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   sptr = array->base_addr;
   mptr = mask->base_addr;
 

libgfortran/intrinsics/spread_generic.c

@@ -55,6 +55,8 @@ spread_internal (gfc_array_char *ret, const gfc_array_char *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");

libgfortran/m4/pack.m4

@@ -97,6 +97,9 @@ pack_'rtype_code` ('rtype` *ret, const 'rtype` *array,
 
   dim = GFC_DESCRIPTOR_RANK (array);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  mstride[0] = 0;
+
   mptr = mask->base_addr;
 
   /* Use the same loop for all logical types, by using GFC_LOGICAL_1

libgfortran/m4/spread.m4

@@ -57,6 +57,8 @@ spread_'rtype_code` ('rtype` *ret, const 'rtype` *source,
 
   srank = GFC_DESCRIPTOR_RANK(source);
 
+  sstride[0] = 0; /* Avoid warnings if not initialized.  */
+  
   rrank = srank + 1;
   if (rrank > GFC_MAX_DIMENSIONS)
     runtime_error ("return rank too large in spread()");