* rtlanal.c (find_reg_note): Assert insn is not null.

From-SVN: r109605

* rtlanal.c (find_reg_note): Assert insn is not null.
From-SVN: r109605
af082de3 · Ben Elliston · 27a2694f · af082de3 · af082de3
Commit af082de3 authored Jan 12, 2006 by Ben Elliston
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Showing with 11 additions and 3 deletions

gcc/ChangeLog
+6 -1

gcc/rtlanal.c
+5 -2

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+2006-01-11  Ben Elliston  <bje@au.ibm.com>
+
+	* rtlanal.c (find_reg_note): Assert insn is not null.
+
 2005-01-11  Kenneth Zadeck <zadeck@naturalbridge.com>

-   * df-scan.c (df_hard_reg_init) Moved declaration of i outside ifdef.
+	* df-scan.c (df_hard_reg_init): Move declaration of i outside
+	ifdef.

 2006-01-11  Jeff Law  <law@redhat.com>


--- a/gcc/rtlanal.c
+++ b/gcc/rtlanal.c
-/* Analyze RTL for C-Compiler
+/* Analyze RTL for GNU compiler.
   Copyright (C) 1987, 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
-   1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software
+   Foundation, Inc.

 This file is part of GCC.

@@ -1656,6 +1657,8 @@ find_reg_note (rtx insn, enum reg_note kind, rtx datum)
 {
  rtx link;

+  gcc_assert (insn);
+
  /* Ignore anything that is not an INSN, JUMP_INSN or CALL_INSN.  */
  if (! INSN_P (insn))
    return 0;