matmul.m4, [...]: Allocate space if return value has NULL in its data field.

2004-09-09  Victor Leikehman  <lei@il.ibm.com>

	* m4/matmul.m4, m4/matmull.m4, intrinsics/eoshift0.c,
	intrinsics/eoshift2.c, intrinsics/transpose_generic.c:
	Allocate space if return value has NULL in its data field.
	* generated/*.c: Regenerate.

From-SVN: r85717

1 files changed, 30 insertions, 0 deletions

diff --git a/libgfortran/generated/matmul_l8.c b/libgfortran/generated/matmul_l8.c
index 49243afd9ad..c842146e2d0 100644
--- a/libgfortran/generated/matmul_l8.c
+++ b/libgfortran/generated/matmul_l8.c
@@ -50,6 +50,36 @@ __matmul_l8 (gfc_array_l8 * retarray, gfc_array_l4 * a, gfc_array_l4 * b)
 
   assert (GFC_DESCRIPTOR_RANK (a) == 2
           || GFC_DESCRIPTOR_RANK (b) == 2);
+
+  if (retarray->data == NULL)
+    {
+      if (GFC_DESCRIPTOR_RANK (a) == 1)
+        {
+          retarray->dim[0].lbound = 0;
+          retarray->dim[0].ubound = b->dim[1].ubound - b->dim[1].lbound;
+          retarray->dim[0].stride = 1;
+        }
+      else if (GFC_DESCRIPTOR_RANK (b) == 1)
+        {
+          retarray->dim[0].lbound = 0;
+          retarray->dim[0].ubound = a->dim[0].ubound - a->dim[0].lbound;
+          retarray->dim[0].stride = 1;
+        }
+      else
+        {
+          retarray->dim[0].lbound = 0;
+          retarray->dim[0].ubound = a->dim[0].ubound - a->dim[0].lbound;
+          retarray->dim[0].stride = 1;
+          
+          retarray->dim[1].lbound = 0;
+          retarray->dim[1].ubound = b->dim[1].ubound - b->dim[1].lbound;
+          retarray->dim[1].stride = retarray->dim[0].ubound+1;
+        }
+          
+      retarray->data = internal_malloc (sizeof (GFC_LOGICAL_8) * size0 (retarray));
+      retarray->base = 0;
+    }
+
   abase = a->data;
   if (GFC_DESCRIPTOR_SIZE (a) != 4)
     {