* g-os_lib.adb (Add_To_Command): use explicit loop to move string

	into Command, an array conversion is illegal here. Uncovered by
	ACATS B460005.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47435 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 3bcc433..8c501db 100644 (file)
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,9 @@
+2001-11-29  Ed Schonberg <schonber@gnat.com>
+
+       * g-os_lib.adb (Add_To_Command): use explicit loop to move string 
+       into Command, an array conversion is illegal here. Uncovered by 
+       ACATS B460005.
+
 2001/11/28  Geert Bosch <bosch@gnat.com>
 
        * init.c: Minor whitespace changes.

diff --git a/gcc/ada/g-os_lib.adb b/gcc/ada/g-os_lib.adb
index cc60078..3c35236 100644 (file)
--- a/gcc/ada/g-os_lib.adb
+++ b/gcc/ada/g-os_lib.adb
@@ -1316,7 +1316,13 @@ package body GNAT.OS_Lib is
 
       begin
          Command_Last := Command_Last + S'Length;
-         Command (First .. Command_Last) := Chars (S);
+
+         --  Move characters one at a time, because Command has
+         --  aliased components.
+
+         for J in S'Range loop
+            Command (First + J - S'First) := S (J);
+         end loop;
 
          Command_Last := Command_Last + 1;
          Command (Command_Last) := ASCII.NUL;