Force a dependence distance of 1 in gnat.dg/vect17.adb

2017-07-08  Richard Sandiford  <richard.sandiford@linaro.org>

gcc/testsuite/
	* gnat.dg/vect15.ads (Sarray): Increase range to 1 .. 5.
	* gnat.dg/vect16.ads (Sarray): Likewise.
	* gnat.dg/vect17.ads (Sarray): Likewise.
	* gnat.dg/vect15.adb (Add): Create a dependence distance of 1.
	* gnat.dg/vect16.adb (Add): Likewise.
	* gnat.dg/vect17.adb (Add): Likewise.

From-SVN: r250074

gcc/testsuite/ChangeLog

+2017-07-08  Richard Sandiford  <richard.sandiford@linaro.org>
+
+	* gnat.dg/vect15.ads (Sarray): Increase range to 1 .. 5.
+	* gnat.dg/vect16.ads (Sarray): Likewise.
+	* gnat.dg/vect17.ads (Sarray): Likewise.
+	* gnat.dg/vect15.adb (Add): Create a dependence distance of 1.
+	* gnat.dg/vect16.adb (Add): Likewise.
+	* gnat.dg/vect17.adb (Add): Likewise.
+
 2017-07-07  David Malcolm  <dmalcolm@redhat.com>
 
 	PR c++/79300

gcc/testsuite/gnat.dg/vect15.adb

@@ -5,8 +5,9 @@ package body Vect15 is
 
    procedure Add (X, Y : Sarray; R : out Sarray) is
    begin
-      for I in Sarray'Range loop
-         R(I) := X(I) + Y(I);
+      R(1) := X(5) + Y(5);
+      for I in 1 .. 4 loop
+         R(I + 1) := X(I) + Y(I);
       end loop;
    end;
 

gcc/testsuite/gnat.dg/vect15.ads

 package Vect15 is
 
-   type Sarray is array (1 .. 4) of Long_Float;
+   type Sarray is array (1 .. 5) of Long_Float;
    for Sarray'Alignment use 16;
 
    procedure Add (X, Y : Sarray; R : out Sarray);

gcc/testsuite/gnat.dg/vect16.adb

@@ -5,9 +5,11 @@ package body Vect16 is
 
    procedure Add_Sub (X, Y : Sarray; R,S : out Sarray) is
    begin
-      for I in Sarray'Range loop
-         R(I) := X(I) + Y(I);
-         S(I) := X(I) - Y(I);
+      R(1) := X(5) + Y(5);
+      S(1) := X(5) - Y(5);
+      for I in 1 .. 4 loop
+         R(I + 1) := X(I) + Y(I);
+         S(I + 1) := X(I) - Y(I);
       end loop;
    end;
 

gcc/testsuite/gnat.dg/vect16.ads

 package Vect16 is
 
-   type Sarray is array (1 .. 4) of Long_Float;
+   type Sarray is array (1 .. 5) of Long_Float;
    for Sarray'Alignment use 16;
 
    procedure Add_Sub (X, Y : Sarray; R,S : out Sarray);

gcc/testsuite/gnat.dg/vect17.adb

@@ -5,8 +5,9 @@ package body Vect17 is
 
    procedure Add (X, Y : aliased Sarray; R : aliased out Sarray) is
    begin
-      for I in Sarray'Range loop
-         R(I) := X(I) + Y(I);
+      R(1) := X(5) + Y(5);
+      for I in 1 .. 4 loop
+         R(I + 1) := X(I) + Y(I);
       end loop;
    end;
 

gcc/testsuite/gnat.dg/vect17.ads

 package Vect17 is
 
-   type Sarray is array (1 .. 4) of Long_Float;
+   type Sarray is array (1 .. 5) of Long_Float;
    for Sarray'Alignment use 16;
 
    procedure Add (X, Y : aliased Sarray; R : aliased out Sarray);