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(simplify_binary_operation, case SMAX): Correctly compute largest 

possible signed integer.

From-SVN: r3360
This commit is contained in:
Richard Kenner 1993-01-26 19:32:45 -05:00
parent bef9925b88
commit 721f13b342
1 changed files with 1 additions and 1 deletions
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gcc/cse.c
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@ -3823,7 +3823,7 @@ simplify_binary_operation (code, mode, op0, op1)
case SMAX:
if (width <= HOST_BITS_PER_WIDE_INT && GET_CODE (op1) == CONST_INT
&& INTVAL (op1) == GET_MODE_MASK (mode) >> 1
&& INTVAL (op1) == (unsigned) GET_MODE_MASK (mode) >> 1
&& ! side_effects_p (op0))
return op1;
else if (rtx_equal_p (op0, op1) && ! side_effects_p (op0))