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Peephole constant folding had missed UNARY_POSITIVE.

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Raymond Hettinger 2009-10-22 11:22:50 +00:00
parent 42ead48dc1
commit af7adad51d
3 changed files with 7 additions and 0 deletions
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4
Python/peephole.c
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@ -197,6 +197,9 @@ fold_unaryops_on_constants(unsigned char *codestr, PyObject *consts)
case UNARY_INVERT:
newconst = PyNumber_Invert(v);
break;
case UNARY_POSITIVE:
newconst = PyNumber_Positive(v);
break;
default:
/* Called with an unknown opcode */
PyErr_Format(PyExc_SystemError,
@ -500,6 +503,7 @@ PyCode_Optimize(PyObject *code, PyObject* consts, PyObject *names,
LOAD_CONST c1 UNARY_OP --> LOAD_CONST unary_op(c) */
case UNARY_NEGATIVE:
case UNARY_INVERT:
case UNARY_POSITIVE:
if (lastlc >= 1 &&
ISBASICBLOCK(blocks, i-3, 4) &&
fold_unaryops_on_constants(&codestr[i-3], consts)) {