From: Alan Modra <amodra@bigpond.net.au>
Date: Thu, 8 Dec 2005 23:43:40 +0000 (+0000)
Subject: re PR debug/24908 (ICE in dwarf2out for cpu2000 with -funroll-loops -fno-tree-copyrename)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2c42e193fac564efa66f4b2875a30df5bed6504b;p=gcc.git

re PR debug/24908 (ICE in dwarf2out for cpu2000 with -funroll-loops -fno-tree-copyrename)

	PR debug/24908
	* dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
	call_used_regs can't be used to save reg in another reg.

From-SVN: r108257
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 7a8b1b7b534..208866f9835 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2005-12-09  Alan Modra  <amodra@bigpond.net.au>
+
+	PR debug/24908
+	* dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
+	call_used_regs can't be used to save reg in another reg.
+
 2005-12-08  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
             Christophe Jaillet  <christophe.jaillet@wanadoo.fr>
 
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index 3752fa6626a..ba7ce834edd 100644
--- a/gcc/dwarf2out.c
+++ b/gcc/dwarf2out.c
@@ -1568,11 +1568,10 @@ dwarf2out_frame_debug_expr (rtx expr, const char *label)
 	  else
 	    {
 	      /* Saving a register in a register.  */
-	      gcc_assert (call_used_regs [REGNO (dest)]
-			  && (!fixed_regs [REGNO (dest)]
-			      /* For the SPARC and its register window.  */
-			      || DWARF_FRAME_REGNUM (REGNO (src))
-				   == DWARF_FRAME_RETURN_COLUMN));
+	      gcc_assert (!fixed_regs [REGNO (dest)]
+			  /* For the SPARC and its register window.  */
+			  || (DWARF_FRAME_REGNUM (REGNO (src))
+			      == DWARF_FRAME_RETURN_COLUMN));
 	      queue_reg_save (label, src, dest, 0);
 	    }
 	  break;