alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory address.

* alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory address. From-SVN: r19936

alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory address.
* alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory address. From-SVN: r19936
aee21ba9 · Jeffrey A Law · Jeff Law · f9c3243c · aee21ba9 · aee21ba9
Commit aee21ba9 authored May 21, 1998 by Jeffrey A Law Committed by Jeff Law May 21, 1998
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gcc/ChangeLog
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gcc/alias.c
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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+Thu May 21 23:09:50 1998  Jeffrey A Law  (law@cygnus.com)
+
+	* alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
+	address.
+
 Thu May 21 20:18:13 1998  Martin von Loewis  <loewis@informatik.hu-berlin.de>

 	* Makefile.in (TREE_H): Add tree-check.h.

--- a/gcc/alias.c
+++ b/gcc/alias.c
@@ -467,6 +467,10 @@ rtx_equal_for_memref_p (x, y)
 	    return 0;
 	  break;

+	/* This can happen for an asm which clobbers memory.  */
+	case '0':
+	  break;
+
 	  /* It is believed that rtx's at this level will never
 	     contain anything but integers and other rtx's,
 	     except for within LABEL_REFs and SYMBOL_REFs.  */