decl.c (gnat_to_gnu_entity): Do not set DECL_ARTIFICIAL on the reused DECL node coming from a renamed object.

	* gcc-interface/decl.c (gnat_to_gnu_entity): Do not set DECL_ARTIFICIAL
	on the reused DECL node coming from a renamed object.
	Set DECL_IGNORED_P on the DECL node built for renaming entities if they
	don't need debug info.

From-SVN: r166530

2 files changed, 40 insertions, 0 deletions

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index e4ae2ac..32ee4fa 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2010-11-10  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gnat.dg/unchecked_convert7.adb: New test.
+
 2010-11-10  Richard Guenther  <rguenther@suse.de>
 
 	PR tree-optimization/46398
diff --git a/gcc/testsuite/gnat.dg/unchecked_convert7.adb b/gcc/testsuite/gnat.dg/unchecked_convert7.adb
new file mode 100644
index 0000000..502459b
--- /dev/null
+++ b/gcc/testsuite/gnat.dg/unchecked_convert7.adb
@@ -0,0 +1,36 @@
+-- { dg-do compile }
+-- { dg-options "-g -gnatVa" }
+
+with Unchecked_Conversion;
+
+procedure Unchecked_Convert7 is
+
+  type BPA is array (1 .. 23) of Boolean;
+  pragma Pack (BPA);
+  for BPA'Size use 23;
+
+  subtype Byte is Natural range 0 .. 255;
+
+  type R is
+    record
+      S : Boolean;
+      E : Byte;
+      F : BPA;
+    end record;
+
+  for R use
+    record
+      S at 0 range 0 .. 0;
+      E at 0 range 1 .. 8;
+      F at 0 range 9 .. 31;
+    end record;
+  for R'Size use 32;
+
+  function Conversion
+    is new Unchecked_Conversion (Source => R, Target => Float);
+
+  F : Float := Conversion (R'(False, Byte'Last, (others => False)));
+
+begin
+  null;
+end;