* alias.c (nonoverlapping_memrefs_p): Fix off by one error.

From-SVN: r54225

* alias.c (nonoverlapping_memrefs_p): Fix off by one error.
From-SVN: r54225
a6f7c915 · Dan Nicolaescu · Richard Henderson · 7210c9aa · a6f7c915 · a6f7c915
Commit a6f7c915 authored Jun 04, 2002 by Dan Nicolaescu Committed by Richard Henderson Jun 03, 2002
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gcc/ChangeLog
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gcc/alias.c
+1 -1

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+2002-06-03  Dan Nicolaescu  <dann@godzilla.ics.uci.edu>
+
+	* alias.c (nonoverlapping_memrefs_p): Fix off by one error.
+
 2002-06-03  Roger Sayle  <roger@eyesopen.com>

 	* gcse.c (cprop_jump): Use single_set to get the pattern

--- a/gcc/alias.c
+++ b/gcc/alias.c
@@ -2022,7 +2022,7 @@ nonoverlapping_memrefs_p (x, y)

  /* If we don't know the size of the lower-offset value, we can't tell
     if they conflict.  Otherwise, we do the test.  */
-  return sizex >= 0 && offsety > offsetx + sizex;
+  return sizex >= 0 && offsety >= offsetx + sizex;
 }

 /* True dependence: X is read after store in MEM takes place.  */