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Fix missed comment fix in last change. 

From-SVN: r232690
This commit is contained in:
Bernd Schmidt 2016-01-21 18:11:10 +00:00
parent 9776e6920d
commit 2efc145507
1 changed files with 3 additions and 3 deletions
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6
gcc/simplify-rtx.c
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@ -2277,9 +2277,9 @@ simplify_binary_operation_1 (enum rtx_code code, machine_mode mode,
if (!HONOR_SIGNED_ZEROS (mode) && trueop0 == CONST0_RTX (mode))
return simplify_gen_unary (NEG, mode, op1, mode);
/* (-1 - a) is ~a, unless the expression avoids symbolic constants,
in which case not retaining additions and subtractions could
cause invalid assembly to be produced. */
/* (-1 - a) is ~a, unless the expression contains symbolic
constants, in which case not retaining additions and
subtractions could cause invalid assembly to be produced. */
if (trueop0 == constm1_rtx
&& !contains_symbolic_reference_p (op1))
return simplify_gen_unary (NOT, mode, op1, mode);