From: Jeffrey A Law <law@cygnus.com>
Date: Sun, 22 Nov 1998 02:46:22 +0000 (+0000)
Subject: reload1.c (eliminate_regs): Do not lose if eliminate_regs is called without reload... 
X-Git-Tag: prereleases/libgcj-0.1~1984
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=9969bb2c992405d27eb41935f2ff7898105aebf5;p=thirdparty%2Fgcc.git

reload1.c (eliminate_regs): Do not lose if eliminate_regs is called without reload having been called earlier.

        * reload1.c (eliminate_regs): Do not lose if eliminate_regs is called
        without reload having been called earlier.

From-SVN: r23748
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5f2ef26212b9..3d51ad02087f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,8 @@
 Sat Nov 21 22:12:09 1998  Jeffrey A Law  (law@cygnus.com)
 
+	* reload1.c (eliminate_regs): Do not lose if eliminate_regs is called
+	without reload having been called earlier.
+
 	* v850.c (ep_memory_operand): Offsets < 0 are not valid for EP
 	addressing modes.
 	(v850_reorg): Similarly.
diff --git a/gcc/reload1.c b/gcc/reload1.c
index c6f81fae8f6a..5610b22dfe67 100644
--- a/gcc/reload1.c
+++ b/gcc/reload1.c
@@ -2646,6 +2646,12 @@ eliminate_regs (x, mem_mode, insn)
   char *fmt;
   int copied = 0;
 
+  /* We can reach here without reload being run if we have an variable
+     definition in a file with no functions (for exmaple).  Ensure we
+     have a valid elimination table in such cases.  */
+  if (reg_eliminate == NULL)
+    init_elim_table ();
+
   switch (code)
     {
     case CONST_INT: