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| author | Andres Noetzli <andres.noetzli@gmail.com> | 2020-01-31 06:06:39 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-01-31 08:06:39 -0600 |
| commit | b77641f3db3d868536549deb0fc7851ff07b5e88 (patch) | |
| tree | 3377181222efba76be911604e8f179d3c90d7cb9 /test/unit | |
| parent | a456ef81b15e2f8612cd41a31ad811af35f47846 (diff) | |
Fix arithmetic rewriter for exponential (#3688)
Diffstat (limited to 'test/unit')
| -rw-r--r-- | test/unit/theory/theory_arith_white.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/test/unit/theory/theory_arith_white.h b/test/unit/theory/theory_arith_white.h index 0e71fe911..0460759bc 100644 --- a/test/unit/theory/theory_arith_white.h +++ b/test/unit/theory/theory_arith_white.h @@ -294,6 +294,7 @@ public: void testIntNormalForm() { Node x = d_nm->mkVar(*d_intType); + Node xr = d_nm->mkVar(*d_realType); Node c0 = d_nm->mkConst<Rational>(d_zero); Node c1 = d_nm->mkConst<Rational>(d_one); Node c2 = d_nm->mkConst<Rational>(Rational(2)); @@ -327,5 +328,10 @@ public: // (abs x) --> (abs x) Node absX = d_nm->mkNode(ABS, x); TS_ASSERT_EQUALS(Rewriter::rewrite(absX), absX); + + // (exp (+ 2 + x)) --> (* (exp x) (exp 1) (exp 1)) + Node t = d_nm->mkNode(EXPONENTIAL, d_nm->mkNode(PLUS, c2, xr)).eqNode(c0); + TS_ASSERT_EQUALS(Rewriter::rewrite(Rewriter::rewrite(t)), + Rewriter::rewrite(t)); } }; |