Mechanically convert static_assert_fold to static_assert, now we implement the
C++11 ICE rules.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@146290 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/SemaCXX/constant-expression-cxx11.cpp b/test/SemaCXX/constant-expression-cxx11.cpp
index 0fc2328..3ba87b3 100644
--- a/test/SemaCXX/constant-expression-cxx11.cpp
+++ b/test/SemaCXX/constant-expression-cxx11.cpp
@@ -1,12 +1,10 @@
// RUN: %clang_cc1 -triple i686-linux -fsyntax-only -verify -std=c++11 %s
-#define static_assert_fold static_assert
-
namespace StaticAssertFoldTest {
int x;
-static_assert_fold(++x, "test"); // expected-error {{not an integral constant expression}}
-static_assert_fold(false, "test"); // expected-error {{test}}
+static_assert(++x, "test"); // expected-error {{not an integral constant expression}}
+static_assert(false, "test"); // expected-error {{test}}
}
@@ -40,34 +38,34 @@
D d;
constexpr B *p = &d;
constexpr C *q = &d;
- static_assert_fold((void*)p != (void*)q, "");
- static_assert_fold((A*)p == (A*)q, "");
- static_assert_fold((Aa*)p != (Aa*)q, "");
+ static_assert((void*)p != (void*)q, "");
+ static_assert((A*)p == (A*)q, "");
+ static_assert((Aa*)p != (Aa*)q, "");
constexpr B &pp = d;
constexpr C &qq = d;
- static_assert_fold((void*)&pp != (void*)&qq, "");
- static_assert_fold(&(A&)pp == &(A&)qq, "");
- static_assert_fold(&(Aa&)pp != &(Aa&)qq, "");
+ static_assert((void*)&pp != (void*)&qq, "");
+ static_assert(&(A&)pp == &(A&)qq, "");
+ static_assert(&(Aa&)pp != &(Aa&)qq, "");
constexpr V *v = p;
constexpr V *w = q;
constexpr V *x = (A*)p;
- static_assert_fold(v == w, "");
- static_assert_fold(v == x, "");
+ static_assert(v == w, "");
+ static_assert(v == x, "");
- static_assert_fold((U*)&d == p, "");
- static_assert_fold((U*)&d == q, "");
- static_assert_fold((U*)&d == v, "");
- static_assert_fold((U*)&d == w, "");
- static_assert_fold((U*)&d == x, "");
+ static_assert((U*)&d == p, "");
+ static_assert((U*)&d == q, "");
+ static_assert((U*)&d == v, "");
+ static_assert((U*)&d == w, "");
+ static_assert((U*)&d == x, "");
struct X {};
struct Y1 : virtual X {};
struct Y2 : X {};
struct Z : Y1, Y2 {};
Z z;
- static_assert_fold((X*)(Y1*)&z != (X*)(Y2*)&z, "");
+ static_assert((X*)(Y1*)&z != (X*)(Y2*)&z, "");
}
@@ -114,7 +112,7 @@
enum E { A = 42 };
} wme;
- static_assert_fold(wme.A == 42, "");
+ static_assert(wme.A == 42, "");
}
namespace DefaultArguments {
@@ -126,11 +124,11 @@
const int four = 4;
constexpr int eight = 8;
constexpr const int twentyseven = 27;
-static_assert_fold(Sum() == 0, "");
-static_assert_fold(Sum(1) == 1, "");
-static_assert_fold(Sum(1, four) == 5, "");
-static_assert_fold(Sum(1, eight, &twentyseven) == 36, "");
-static_assert_fold(Sum(1, 2, &four, eight) == 15, "");
+static_assert(Sum() == 0, "");
+static_assert(Sum(1) == 1, "");
+static_assert(Sum(1, four) == 5, "");
+static_assert(Sum(1, eight, &twentyseven) == 36, "");
+static_assert(Sum(1, 2, &four, eight) == 15, "");
}
@@ -138,18 +136,18 @@
// Note, values passed through an ellipsis can't actually be used.
constexpr int F(int a, ...) { return a; }
-static_assert_fold(F(0) == 0, "");
-static_assert_fold(F(1, 0) == 1, "");
-static_assert_fold(F(2, "test") == 2, "");
-static_assert_fold(F(3, &F) == 3, "");
+static_assert(F(0) == 0, "");
+static_assert(F(1, 0) == 1, "");
+static_assert(F(2, "test") == 2, "");
+static_assert(F(3, &F) == 3, "");
int k = 0;
-static_assert_fold(F(4, k) == 3, ""); // expected-error {{constant expression}}
+static_assert(F(4, k) == 3, ""); // expected-error {{constant expression}}
}
namespace Recursion {
constexpr int fib(int n) { return n > 1 ? fib(n-1) + fib(n-2) : n; }
- static_assert_fold(fib(11) == 89, "");
+ static_assert(fib(11) == 89, "");
constexpr int gcd_inner(int a, int b) {
return b == 0 ? a : gcd_inner(b, a % b);
@@ -158,7 +156,7 @@
return gcd_inner(max(a, b), min(a, b));
}
- static_assert_fold(gcd(1749237, 5628959) == 7, "");
+ static_assert(gcd(1749237, 5628959) == 7, "");
}
namespace FunctionCast {
@@ -178,9 +176,9 @@
} s;
constexpr int n = s.f(19);
- static_assert_fold(S::f(19) == 800, "");
- static_assert_fold(s.f(19) == 800, "");
- static_assert_fold(n == 800, "");
+ static_assert(S::f(19) == 800, "");
+ static_assert(s.f(19) == 800, "");
+ static_assert(n == 800, "");
constexpr int (*sf1)(int) = &S::f;
constexpr int (*sf2)(int) = &s.f;
@@ -194,7 +192,7 @@
constexpr const int &MaybeReturnJunk(bool b, const int a) {
return ObscureTheTruth(b ? a : k);
}
- static_assert_fold(MaybeReturnJunk(false, 0) == 42, ""); // ok
+ static_assert(MaybeReturnJunk(false, 0) == 42, ""); // ok
constexpr int a = MaybeReturnJunk(true, 0); // expected-error {{constant expression}}
constexpr const int MaybeReturnNonstaticRef(bool b, const int a) {
@@ -202,7 +200,7 @@
// constant expression even though 'a' is still in scope.
return ObscureTheTruth(b ? a : k);
}
- static_assert_fold(MaybeReturnNonstaticRef(false, 0) == 42, ""); // ok
+ static_assert(MaybeReturnNonstaticRef(false, 0) == 42, ""); // ok
constexpr int b = MaybeReturnNonstaticRef(true, 0); // expected-error {{constant expression}}
constexpr int InternalReturnJunk(int n) {
@@ -215,8 +213,8 @@
constexpr int GrabCallersArgument(bool which, int a, int b) {
return LToR(which ? b : a);
}
- static_assert_fold(GrabCallersArgument(false, 1, 2) == 1, "");
- static_assert_fold(GrabCallersArgument(true, 4, 8) == 8, "");
+ static_assert(GrabCallersArgument(false, 1, 2) == 1, "");
+ static_assert(GrabCallersArgument(true, 4, 8) == 8, "");
}
@@ -227,12 +225,12 @@
}
const int x = 1, y = 10, z = 100;
- static_assert_fold(f(23, &x, &y, &z) == 788, "");
+ static_assert(f(23, &x, &y, &z) == 788, "");
constexpr int g(int n, int a, int b, int c) {
return f(n, &a, &b, &c);
}
- static_assert_fold(g(23, x, y, z) == 788, "");
+ static_assert(g(23, x, y, z) == 788, "");
}
@@ -247,7 +245,7 @@
}
constexpr int Apply(int (*F)(int), int n) { return F(n); }
- static_assert_fold(1 + Apply(Select(4), 5) + Apply(Select(3), 7) == 42, "");
+ static_assert(1 + Apply(Select(4), 5) + Apply(Select(3), 7) == 42, "");
constexpr int Invalid = Apply(Select(0), 0); // expected-error {{must be initialized by a constant expression}}
@@ -256,8 +254,8 @@
namespace PointerComparison {
int x, y;
-static_assert_fold(&x == &y, "false"); // expected-error {{false}}
-static_assert_fold(&x != &y, "");
+static_assert(&x == &y, "false"); // expected-error {{false}}
+static_assert(&x != &y, "");
constexpr bool g1 = &x == &y;
constexpr bool g2 = &x != &y;
constexpr bool g3 = &x <= &y; // expected-error {{must be initialized by a constant expression}}
@@ -266,33 +264,33 @@
constexpr bool g6 = &x > &y; // expected-error {{must be initialized by a constant expression}}
struct S { int x, y; } s;
-static_assert_fold(&s.x == &s.y, "false"); // expected-error {{false}}
-static_assert_fold(&s.x != &s.y, "");
-static_assert_fold(&s.x <= &s.y, "");
-static_assert_fold(&s.x >= &s.y, "false"); // expected-error {{false}}
-static_assert_fold(&s.x < &s.y, "");
-static_assert_fold(&s.x > &s.y, "false"); // expected-error {{false}}
+static_assert(&s.x == &s.y, "false"); // expected-error {{false}}
+static_assert(&s.x != &s.y, "");
+static_assert(&s.x <= &s.y, "");
+static_assert(&s.x >= &s.y, "false"); // expected-error {{false}}
+static_assert(&s.x < &s.y, "");
+static_assert(&s.x > &s.y, "false"); // expected-error {{false}}
-static_assert_fold(0 == &y, "false"); // expected-error {{false}}
-static_assert_fold(0 != &y, "");
+static_assert(0 == &y, "false"); // expected-error {{false}}
+static_assert(0 != &y, "");
constexpr bool n3 = 0 <= &y; // expected-error {{must be initialized by a constant expression}}
constexpr bool n4 = 0 >= &y; // expected-error {{must be initialized by a constant expression}}
constexpr bool n5 = 0 < &y; // expected-error {{must be initialized by a constant expression}}
constexpr bool n6 = 0 > &y; // expected-error {{must be initialized by a constant expression}}
-static_assert_fold(&x == 0, "false"); // expected-error {{false}}
-static_assert_fold(&x != 0, "");
+static_assert(&x == 0, "false"); // expected-error {{false}}
+static_assert(&x != 0, "");
constexpr bool n9 = &x <= 0; // expected-error {{must be initialized by a constant expression}}
constexpr bool n10 = &x >= 0; // expected-error {{must be initialized by a constant expression}}
constexpr bool n11 = &x < 0; // expected-error {{must be initialized by a constant expression}}
constexpr bool n12 = &x > 0; // expected-error {{must be initialized by a constant expression}}
-static_assert_fold(&x == &x, "");
-static_assert_fold(&x != &x, "false"); // expected-error {{false}}
-static_assert_fold(&x <= &x, "");
-static_assert_fold(&x >= &x, "");
-static_assert_fold(&x < &x, "false"); // expected-error {{false}}
-static_assert_fold(&x > &x, "false"); // expected-error {{false}}
+static_assert(&x == &x, "");
+static_assert(&x != &x, "false"); // expected-error {{false}}
+static_assert(&x <= &x, "");
+static_assert(&x >= &x, "");
+static_assert(&x < &x, "false"); // expected-error {{false}}
+static_assert(&x > &x, "false"); // expected-error {{false}}
constexpr S* sptr = &s;
// FIXME: This is not a constant expression; check we reject this and move this
@@ -302,9 +300,9 @@
extern char externalvar[];
// FIXME: This is not a constant expression; check we reject this and move this
// test elsewhere.
-constexpr bool constaddress = (void *)externalvar == (void *)0x4000UL; // expected-error {{must be initialized by a constant expression}}
+constexpr bool constaddress = (void *)externalvar == (void *)0x4000UL; // expected-error {{must be initialized by a constant expression}}
constexpr bool litaddress = "foo" == "foo"; // expected-error {{must be initialized by a constant expression}} expected-warning {{unspecified}}
-static_assert_fold(0 != "foo", "");
+static_assert(0 != "foo", "");
}
@@ -316,10 +314,10 @@
constexpr bool same(const int &a, const int &b) { return &a == &b; }
constexpr bool sameTemporary(const int &n) { return same(n, n); }
-static_assert_fold(n, "");
-static_assert_fold(!same(4, 4), "");
-static_assert_fold(same(n, n), "");
-static_assert_fold(sameTemporary(9), "");
+static_assert(n, "");
+static_assert(!same(4, 4), "");
+static_assert(same(n, n), "");
+static_assert(sameTemporary(9), "");
}
@@ -340,9 +338,9 @@
return *p + 3 * (*p ? MangleChars(p+1) : 0);
}
-static_assert_fold(MangleChars("constexpr!") == 1768383, "");
-static_assert_fold(MangleChars(u"constexpr!") == 1768383, "");
-static_assert_fold(MangleChars(U"constexpr!") == 1768383, "");
+static_assert(MangleChars("constexpr!") == 1768383, "");
+static_assert(MangleChars(u"constexpr!") == 1768383, "");
+static_assert(MangleChars(U"constexpr!") == 1768383, "");
constexpr char c0 = "nought index"[0];
constexpr char c1 = "nice index"[10];
@@ -351,7 +349,7 @@
constexpr char c4 = ((char*)(int*)"no reinterpret_casts allowed")[14]; // expected-error {{must be initialized by a constant expression}}
constexpr const char *p = "test" + 2;
-static_assert_fold(*p == 's', "");
+static_assert(*p == 's', "");
constexpr const char *max_iter(const char *a, const char *b) {
return *a < *b ? b : a;
@@ -365,13 +363,13 @@
constexpr char str[] = "the quick brown fox jumped over the lazy dog";
constexpr const char *max = max_element(begin(str), end(str));
-static_assert_fold(*max == 'z', "");
-static_assert_fold(max == str + 38, "");
+static_assert(*max == 'z', "");
+static_assert(max == str + 38, "");
-static_assert_fold(strcmp_ce("hello world", "hello world") == 0, "");
-static_assert_fold(strcmp_ce("hello world", "hello clang") > 0, "");
-static_assert_fold(strcmp_ce("constexpr", "test") < 0, "");
-static_assert_fold(strcmp_ce("", " ") < 0, "");
+static_assert(strcmp_ce("hello world", "hello world") == 0, "");
+static_assert(strcmp_ce("hello world", "hello clang") > 0, "");
+static_assert(strcmp_ce("constexpr", "test") < 0, "");
+static_assert(strcmp_ce("", " ") < 0, "");
}
@@ -387,7 +385,7 @@
constexpr int xs[] = { 1, 2, 3, 4, 5 };
constexpr int ys[] = { 5, 4, 3, 2, 1 };
constexpr int sum_xs = Sum(begin(xs), end(xs));
-static_assert_fold(sum_xs == 15, "");
+static_assert(sum_xs == 15, "");
constexpr int ZipFoldR(int (*F)(int x, int y, int c), int n,
const int *xs, const int *ys, int c) {
@@ -395,12 +393,12 @@
}
constexpr int MulAdd(int x, int y, int c) { return x * y + c; }
constexpr int InnerProduct = ZipFoldR(MulAdd, 5, xs, ys, 0);
-static_assert_fold(InnerProduct == 35, "");
+static_assert(InnerProduct == 35, "");
constexpr int SubMul(int x, int y, int c) { return (x - y) * c; }
constexpr int DiffProd = ZipFoldR(SubMul, 2, xs+3, ys+3, 1);
-static_assert_fold(DiffProd == 8, "");
-static_assert_fold(ZipFoldR(SubMul, 3, xs+3, ys+3, 1), ""); // expected-error {{constant expression}}
+static_assert(DiffProd == 8, "");
+static_assert(ZipFoldR(SubMul, 3, xs+3, ys+3, 1), ""); // expected-error {{constant expression}}
constexpr const int *p = xs + 3;
constexpr int xs4 = p[1]; // ok
@@ -409,12 +407,12 @@
constexpr int xs_1 = p[-4]; // expected-error {{constant expression}}
constexpr int zs[2][2][2][2] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
-static_assert_fold(zs[0][0][0][0] == 1, "");
-static_assert_fold(zs[1][1][1][1] == 16, "");
-static_assert_fold(zs[0][0][0][2] == 3, ""); // expected-error {{constant expression}}
-static_assert_fold((&zs[0][0][0][2])[-1] == 2, "");
-static_assert_fold(**(**(zs + 1) + 1) == 11, "");
-static_assert_fold(*(&(&(*(*&(&zs[2] - 1)[0] + 2 - 2))[2])[-1][-1] + 1) == 11, "");
+static_assert(zs[0][0][0][0] == 1, "");
+static_assert(zs[1][1][1][1] == 16, "");
+static_assert(zs[0][0][0][2] == 3, ""); // expected-error {{constant expression}}
+static_assert((&zs[0][0][0][2])[-1] == 2, "");
+static_assert(**(**(zs + 1) + 1) == 11, "");
+static_assert(*(&(&(*(*&(&zs[2] - 1)[0] + 2 - 2))[2])[-1][-1] + 1) == 11, "");
constexpr int arr[40] = { 1, 2, 3, [8] = 4 };
constexpr int SumNonzero(const int *p) {
@@ -423,8 +421,8 @@
constexpr int CountZero(const int *p, const int *q) {
return p == q ? 0 : (*p == 0) + CountZero(p+1, q);
}
-static_assert_fold(SumNonzero(arr) == 6, "");
-static_assert_fold(CountZero(arr, arr + 40) == 36, "");
+static_assert(SumNonzero(arr) == 6, "");
+static_assert(CountZero(arr, arr + 40) == 36, "");
struct ArrayElem {
constexpr ArrayElem() : n(0) {}
@@ -435,7 +433,7 @@
constexpr ArrayRVal() {}
ArrayElem elems[10];
};
-static_assert_fold(ArrayRVal().elems[3].f() == 0, "");
+static_assert(ArrayRVal().elems[3].f() == 0, "");
}
@@ -458,7 +456,7 @@
struct A { constexpr A(int a, int b) : k(a + b) {} int k; };
constexpr int fn(const A &a) { return a.k; }
-static_assert_fold(fn(A(4,5)) == 9, "");
+static_assert(fn(A(4,5)) == 9, "");
struct B { int n; int m; } constexpr b = { 0, b.n }; // expected-warning {{uninitialized}}
struct C {
@@ -469,7 +467,7 @@
C c;
constexpr D() : c(&c) {}
};
-static_assert_fold(D().c.n == 42, "");
+static_assert(D().c.n == 42, "");
struct E {
constexpr E() : p(&p) {}
@@ -482,11 +480,11 @@
// We notice this when evaluating an expression which uses it, but not when
// checking its initializer.
constexpr E e2 = E(); // unexpected-error {{constant expression}}
-static_assert_fold(e2.p == &e2.p, ""); // unexpected-error {{constant expression}}
+static_assert(e2.p == &e2.p, ""); // unexpected-error {{constant expression}}
// FIXME: We don't pass through the fact that 'this' is ::e3 when checking the
// initializer of this declaration.
constexpr E e3; // unexpected-error {{constant expression}}
-static_assert_fold(e3.p == &e3.p, "");
+static_assert(e3.p == &e3.p, "");
extern const class F f;
struct F {
@@ -510,10 +508,10 @@
constexpr G() : t(&t) {}
} constexpr g;
-static_assert_fold(g.t.u1.a == 42, ""); // expected-error {{constant expression}}
-static_assert_fold(g.t.u1.b == 42, "");
-static_assert_fold(g.t.u2.c == 42, "");
-static_assert_fold(g.t.u2.d == 42, ""); // expected-error {{constant expression}}
+static_assert(g.t.u1.a == 42, ""); // expected-error {{constant expression}}
+static_assert(g.t.u1.b == 42, "");
+static_assert(g.t.u2.c == 42, "");
+static_assert(g.t.u2.d == 42, ""); // expected-error {{constant expression}}
struct S {
int a, b;
@@ -526,12 +524,12 @@
S global(43, &global);
-static_assert_fold(S(15, &global).b == 15, "");
+static_assert(S(15, &global).b == 15, "");
constexpr bool CheckS(const S &s) {
return s.a == 5 && s.b == 27 && s.p == &global && s.d == 27. && s.q[3] == 'l';
}
-static_assert_fold(CheckS(S(27, &global)), "");
+static_assert(CheckS(S(27, &global)), "");
struct Arr {
char arr[3];
@@ -541,7 +539,7 @@
return a.arr[0] + a.arr[1] * 0x100 + a.arr[2] * 0x10000;
}
constexpr int k = hash(Arr());
-static_assert_fold(k == 0x007a7978, "");
+static_assert(k == 0x007a7978, "");
struct AggregateInit {
@@ -554,14 +552,14 @@
constexpr AggregateInit agg1 = { "hello"[0] };
-static_assert_fold(strcmp_ce(&agg1.c, "hello") == 0, "");
-static_assert_fold(agg1.n == 0, "");
-static_assert_fold(agg1.d == 0.0, "");
-static_assert_fold(agg1.arr[-1] == 0, ""); // expected-error {{constant expression}}
-static_assert_fold(agg1.arr[0] == 0, "");
-static_assert_fold(agg1.arr[4] == 0, "");
-static_assert_fold(agg1.arr[5] == 0, ""); // expected-error {{constant expression}}
-static_assert_fold(agg1.p == nullptr, "");
+static_assert(strcmp_ce(&agg1.c, "hello") == 0, "");
+static_assert(agg1.n == 0, "");
+static_assert(agg1.d == 0.0, "");
+static_assert(agg1.arr[-1] == 0, ""); // expected-error {{constant expression}}
+static_assert(agg1.arr[0] == 0, "");
+static_assert(agg1.arr[4] == 0, "");
+static_assert(agg1.arr[5] == 0, ""); // expected-error {{constant expression}}
+static_assert(agg1.p == nullptr, "");
namespace SimpleDerivedClass {
@@ -573,7 +571,7 @@
constexpr D(int n) : B(n) {}
};
constexpr D d(3);
-static_assert_fold(d.a == 3, "");
+static_assert(d.a == 3, "");
}
@@ -603,43 +601,43 @@
constexpr Base base;
constexpr Base base2(76);
constexpr Derived derived;
-static_assert_fold(derived.a == 76, "");
-static_assert_fold(derived.b[2] == 's', "");
-static_assert_fold(derived.c == 76 + 'e', "");
-static_assert_fold(derived.q == 123, "");
-static_assert_fold(derived.r == 76, "");
-static_assert_fold(&derived.r == &derived.a, ""); // expected-error {{}}
+static_assert(derived.a == 76, "");
+static_assert(derived.b[2] == 's', "");
+static_assert(derived.c == 76 + 'e', "");
+static_assert(derived.q == 123, "");
+static_assert(derived.r == 76, "");
+static_assert(&derived.r == &derived.a, ""); // expected-error {{}}
-static_assert_fold(!(derived == base), "");
-static_assert_fold(derived == base2, "");
+static_assert(!(derived == base), "");
+static_assert(derived == base2, "");
constexpr Bottom &bot1 = (Base&)derived;
constexpr Bottom &bot2 = (Base2&)derived;
-static_assert_fold(&bot1 != &bot2, "");
+static_assert(&bot1 != &bot2, "");
constexpr Bottom *pb1 = (Base*)&derived;
constexpr Bottom *pb2 = (Base2*)&derived;
-static_assert_fold(pb1 != pb2, "");
-static_assert_fold(pb1 == &bot1, "");
-static_assert_fold(pb2 == &bot2, "");
+static_assert(pb1 != pb2, "");
+static_assert(pb1 == &bot1, "");
+static_assert(pb2 == &bot2, "");
constexpr Base2 &fail = (Base2&)bot1; // expected-error {{constant expression}}
constexpr Base &fail2 = (Base&)*pb2; // expected-error {{constant expression}}
constexpr Base2 &ok2 = (Base2&)bot2;
-static_assert_fold(&ok2 == &derived, "");
+static_assert(&ok2 == &derived, "");
constexpr Base2 *pfail = (Base2*)pb1; // expected-error {{constant expression}}
constexpr Base *pfail2 = (Base*)&bot2; // expected-error {{constant expression}}
constexpr Base2 *pok2 = (Base2*)pb2;
-static_assert_fold(pok2 == &derived, "");
-static_assert_fold(&ok2 == pok2, "");
-static_assert_fold((Base2*)(Derived*)(Base*)pb1 == pok2, "");
-static_assert_fold((Derived*)(Base*)pb1 == (Derived*)pok2, "");
+static_assert(pok2 == &derived, "");
+static_assert(&ok2 == pok2, "");
+static_assert((Base2*)(Derived*)(Base*)pb1 == pok2, "");
+static_assert((Derived*)(Base*)pb1 == (Derived*)pok2, "");
constexpr Base *nullB = 42 - 6 * 7;
-static_assert_fold((Bottom*)nullB == 0, "");
-static_assert_fold((Derived*)nullB == 0, "");
-static_assert_fold((void*)(Bottom*)nullB == (void*)(Derived*)nullB, "");
+static_assert((Bottom*)nullB == 0, "");
+static_assert((Derived*)nullB == 0, "");
+static_assert((void*)(Bottom*)nullB == (void*)(Derived*)nullB, "");
}
@@ -662,13 +660,13 @@
// The T temporary is implicitly cast to an S subobject, but we can recover the
// T full-object via a base-to-derived cast, or a derived-to-base-casted member
// pointer.
-static_assert_fold(T(3).f() == 3, "");
+static_assert(T(3).f() == 3, "");
constexpr int f(const S &s) {
return static_cast<const T&>(s).n;
}
constexpr int n = f(T(5));
-static_assert_fold(f(T(5)) == 5, "");
+static_assert(f(T(5)) == 5, "");
}
@@ -680,12 +678,12 @@
};
constexpr U u[4] = { { .a = 0 }, { .b = 1 }, { .a = 2 }, { .b = 3 } };
-static_assert_fold(u[0].a == 0, "");
-static_assert_fold(u[0].b, ""); // expected-error {{constant expression}}
-static_assert_fold(u[1].b == 1, "");
-static_assert_fold((&u[1].b)[1] == 2, ""); // expected-error {{constant expression}}
-static_assert_fold(*(&(u[1].b) + 1 + 1) == 3, ""); // expected-error {{constant expression}}
-static_assert_fold((&(u[1]) + 1 + 1)->b == 3, "");
+static_assert(u[0].a == 0, "");
+static_assert(u[0].b, ""); // expected-error {{constant expression}}
+static_assert(u[1].b == 1, "");
+static_assert((&u[1].b)[1] == 2, ""); // expected-error {{constant expression}}
+static_assert(*(&(u[1].b) + 1 + 1) == 3, ""); // expected-error {{constant expression}}
+static_assert((&(u[1]) + 1 + 1)->b == 3, "");
}
@@ -696,10 +694,10 @@
constexpr int f() { return n + 3; }
};
constexpr A a(7);
- static_assert_fold(A(5).*&A::n == 5, "");
- static_assert_fold((&a)->*&A::n == 7, "");
- static_assert_fold((A(8).*&A::f)() == 11, "");
- static_assert_fold(((&a)->*&A::f)() == 10, "");
+ static_assert(A(5).*&A::n == 5, "");
+ static_assert((&a)->*&A::n == 7, "");
+ static_assert((A(8).*&A::f)() == 11, "");
+ static_assert(((&a)->*&A::f)() == 10, "");
struct B : A {
constexpr B(int n, int m) : A(n), m(m) {}
@@ -707,18 +705,18 @@
constexpr int g() { return n + m + 1; }
};
constexpr B b(9, 13);
- static_assert_fold(B(4, 11).*&A::n == 4, "");
- static_assert_fold(B(4, 11).*&B::m == 11, "");
- static_assert_fold(B(4, 11).*(int(A::*))&B::m == 11, "");
- static_assert_fold((&b)->*&A::n == 9, "");
- static_assert_fold((&b)->*&B::m == 13, "");
- static_assert_fold((&b)->*(int(A::*))&B::m == 13, "");
- static_assert_fold((B(4, 11).*&A::f)() == 7, "");
- static_assert_fold((B(4, 11).*&B::g)() == 16, "");
- static_assert_fold((B(4, 11).*(int(A::*)()const)&B::g)() == 16, "");
- static_assert_fold(((&b)->*&A::f)() == 12, "");
- static_assert_fold(((&b)->*&B::g)() == 23, "");
- static_assert_fold(((&b)->*(int(A::*)()const)&B::g)() == 23, "");
+ static_assert(B(4, 11).*&A::n == 4, "");
+ static_assert(B(4, 11).*&B::m == 11, "");
+ static_assert(B(4, 11).*(int(A::*))&B::m == 11, "");
+ static_assert((&b)->*&A::n == 9, "");
+ static_assert((&b)->*&B::m == 13, "");
+ static_assert((&b)->*(int(A::*))&B::m == 13, "");
+ static_assert((B(4, 11).*&A::f)() == 7, "");
+ static_assert((B(4, 11).*&B::g)() == 16, "");
+ static_assert((B(4, 11).*(int(A::*)()const)&B::g)() == 16, "");
+ static_assert(((&b)->*&A::f)() == 12, "");
+ static_assert(((&b)->*&B::g)() == 23, "");
+ static_assert(((&b)->*(int(A::*)()const)&B::g)() == 23, "");
struct S {
constexpr S(int m, int n, int (S::*pf)() const, int S::*pn) :
@@ -740,8 +738,8 @@
constexpr S s(2, 5, &S::f, &S::m);
- static_assert_fold((s.*&S::f)() == 2, "");
- static_assert_fold((s.*s.pf)() == 2, "");
+ static_assert((s.*&S::f)() == 2, "");
+ static_assert((s.*s.pf)() == 2, "");
template<int n> struct T : T<n-1> {};
template<> struct T<0> { int n; };
@@ -751,28 +749,28 @@
T<30> t30;
constexpr int (T<10>::*deepn) = &T<0>::n;
- static_assert_fold(&(t17.*deepn) == &t17.n, "");
+ static_assert(&(t17.*deepn) == &t17.n, "");
constexpr int (T<15>::*deepm) = (int(T<10>::*))&T<30>::m;
constexpr int *pbad = &(t17.*deepm); // expected-error {{constant expression}}
- static_assert_fold(&(t30.*deepm) == &t30.m, "");
+ static_assert(&(t30.*deepm) == &t30.m, "");
constexpr T<5> *p17_5 = &t17;
constexpr T<13> *p17_13 = (T<13>*)p17_5;
constexpr T<23> *p17_23 = (T<23>*)p17_13; // expected-error {{constant expression}}
- static_assert_fold(&(p17_5->*(int(T<3>::*))deepn) == &t17.n, "");
- static_assert_fold(&(p17_13->*deepn) == &t17.n, "");
+ static_assert(&(p17_5->*(int(T<3>::*))deepn) == &t17.n, "");
+ static_assert(&(p17_13->*deepn) == &t17.n, "");
constexpr int *pbad2 = &(p17_13->*(int(T<9>::*))deepm); // expected-error {{constant expression}}
constexpr T<5> *p30_5 = &t30;
constexpr T<23> *p30_23 = (T<23>*)p30_5;
constexpr T<13> *p30_13 = p30_23;
- static_assert_fold(&(p30_5->*(int(T<3>::*))deepn) == &t30.n, "");
- static_assert_fold(&(p30_13->*deepn) == &t30.n, "");
- static_assert_fold(&(p30_23->*deepn) == &t30.n, "");
- static_assert_fold(&(p30_5->*(int(T<2>::*))deepm) == &t30.m, "");
- static_assert_fold(&(((T<17>*)p30_13)->*deepm) == &t30.m, "");
- static_assert_fold(&(p30_23->*deepm) == &t30.m, "");
+ static_assert(&(p30_5->*(int(T<3>::*))deepn) == &t30.n, "");
+ static_assert(&(p30_13->*deepn) == &t30.n, "");
+ static_assert(&(p30_23->*deepn) == &t30.n, "");
+ static_assert(&(p30_5->*(int(T<2>::*))deepm) == &t30.m, "");
+ static_assert(&(((T<17>*)p30_13)->*deepm) == &t30.m, "");
+ static_assert(&(p30_23->*deepm) == &t30.m, "");
}
namespace ArrayBaseDerived {
@@ -789,7 +787,7 @@
constexpr Derived a[10];
constexpr Derived *pd3 = const_cast<Derived*>(&a[3]);
constexpr Base *pb3 = const_cast<Derived*>(&a[3]);
- static_assert_fold(pb3 == pd3, "");
+ static_assert(pb3 == pd3, "");
// pb3 does not point to an array element.
constexpr Base *pb4 = pb3 + 1; // ok, one-past-the-end pointer.
@@ -807,7 +805,7 @@
// pd3a still points to the Derived array.
constexpr Derived *pd6 = pd3a + 3;
- static_assert_fold(pd6 == &a[6], "");
+ static_assert(pd6 == &a[6], "");
constexpr Derived *pd9 = pd6 + 3;
constexpr Derived *pd10 = pd6 + 4;
constexpr int pd9n = pd9->n; // ok
@@ -818,7 +816,7 @@
constexpr Base *pb9 = pd9;
constexpr const int *(Base::*pfb)() const =
static_cast<const int *(Base::*)() const>(&Derived::f);
- static_assert_fold((pb9->*pfb)() == &a[9].n, "");
+ static_assert((pb9->*pfb)() == &a[9].n, "");
}
namespace Complex {
@@ -850,19 +848,19 @@
constexpr complex i = complex(0, 1);
constexpr complex k = (3 + 4*i) * (6 - 4*i);
-static_assert_fold(complex(1,0).real() == 1, "");
-static_assert_fold(complex(1,0).imag() == 0, "");
-static_assert_fold(((complex)1).imag() == 0, "");
-static_assert_fold(k.real() == 34, "");
-static_assert_fold(k.imag() == 12, "");
-static_assert_fold(k - 34 == 12*i, "");
-static_assert_fold((complex)1 == complex(1), "");
-static_assert_fold((complex)1 != complex(0, 1), "");
-static_assert_fold(complex(1) == complex(1), "");
-static_assert_fold(complex(1) != complex(0, 1), "");
+static_assert(complex(1,0).real() == 1, "");
+static_assert(complex(1,0).imag() == 0, "");
+static_assert(((complex)1).imag() == 0, "");
+static_assert(k.real() == 34, "");
+static_assert(k.imag() == 12, "");
+static_assert(k - 34 == 12*i, "");
+static_assert((complex)1 == complex(1), "");
+static_assert((complex)1 != complex(0, 1), "");
+static_assert(complex(1) == complex(1), "");
+static_assert(complex(1) != complex(0, 1), "");
constexpr complex makeComplex(int re, int im) { return complex(re, im); }
-static_assert_fold(makeComplex(1,0) == complex(1), "");
-static_assert_fold(makeComplex(1,0) != complex(0, 1), "");
+static_assert(makeComplex(1,0) == complex(1), "");
+static_assert(makeComplex(1,0) != complex(0, 1), "");
class complex_wrap : public complex {
public:
@@ -870,14 +868,14 @@
constexpr complex_wrap(const complex_wrap &o) : complex(o) {}
};
-static_assert_fold((complex_wrap)1 == complex(1), "");
-static_assert_fold((complex)1 != complex_wrap(0, 1), "");
-static_assert_fold(complex(1) == complex_wrap(1), "");
-static_assert_fold(complex_wrap(1) != complex(0, 1), "");
+static_assert((complex_wrap)1 == complex(1), "");
+static_assert((complex)1 != complex_wrap(0, 1), "");
+static_assert(complex(1) == complex_wrap(1), "");
+static_assert(complex_wrap(1) != complex(0, 1), "");
constexpr complex_wrap makeComplexWrap(int re, int im) {
return complex_wrap(re, im);
}
-static_assert_fold(makeComplexWrap(1,0) == complex(1), "");
-static_assert_fold(makeComplexWrap(1,0) != complex(0, 1), "");
+static_assert(makeComplexWrap(1,0) == complex(1), "");
+static_assert(makeComplexWrap(1,0) != complex(0, 1), "");
}