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

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From-SVN: r54225
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Dan Nicolaescu 2002-06-04 02:25:57 +00:00 • committed by Richard Henderson
parent 7210c9aa60
commit a6f7c915fe
2 changed files with 5 additions and 1 deletions
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gcc/ChangeLog
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@ -1,3 +1,7 @@
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

2
gcc/alias.c
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@ -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. */