| 1 | // RUN: %clang_cc1 -triple x86_64-apple-darwin -std=c++11 -S %s -o %t-64.s |
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| 2 | // RUN: FileCheck -check-prefix CHECK-LP64 --input-file=%t-64.s %s |
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| 3 | // RUN: %clang_cc1 -triple i386-apple-darwin -std=c++11 -S %s -o %t-32.s |
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| 4 | // RUN: FileCheck -check-prefix CHECK-LP32 --input-file=%t-32.s %s |
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| 5 | // XFAIL: * |
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| 6 | extern "C" int printf(...); |
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| 7 | struct S { |
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| 8 | operator int(); |
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| 9 | }; |
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| 10 | |
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| 11 | S::operator int() { |
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| 12 | return 10; |
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| 13 | } |
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| 14 | |
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| 15 | int f(S s) { |
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| 16 | return s; |
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| 17 | } |
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| 18 | |
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| 19 | class X { // ... |
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| 20 | public: operator int() { printf("operator int()\n"); return iX; } |
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| 21 | public: operator float() { printf("operator float()\n"); return fX; } |
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| 22 | X() : iX(100), fX(1.234) {} |
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| 23 | int iX; |
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| 24 | float fX; |
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| 25 | }; |
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| 26 | |
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| 27 | X x; |
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| 28 | |
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| 29 | struct Z { |
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| 30 | operator X() { printf("perator X()\n"); x.iX += iZ; x.fX += fZ; return x; } |
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| 31 | int iZ; |
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| 32 | float fZ; |
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| 33 | Z() : iZ(1), fZ(1.00) {} |
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| 34 | }; |
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| 35 | |
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| 36 | Z z; |
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| 37 | |
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| 38 | class Y { // ... |
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| 39 | public: operator Z(){printf("perator Z()\n"); return z; } |
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| 40 | }; |
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| 41 | |
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| 42 | Y y; |
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| 43 | |
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| 44 | int count=0; |
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| 45 | class O { // ... |
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| 46 | public: |
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| 47 | operator int(){ return ++iO; } |
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| 48 | O() : iO(count++) {} |
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| 49 | int iO; |
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| 50 | }; |
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| 51 | |
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| 52 | void g(O a, O b) { |
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| 53 | int i = (a) ? 1+a : 0; |
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| 54 | int j = (a&&b) ? a+b : i; |
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| 55 | if (a) { } |
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| 56 | printf("i = %d j = %d a.iO = %d b.iO = %d\n", i, j, a.iO, b.iO); |
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| 57 | } |
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| 58 | |
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| 59 | int main() { |
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| 60 | int c = X(Z(y)); // OK: y.operator Z().operator X().operator int() |
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| 61 | printf("c = %d\n", c); |
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| 62 | float f = X(Z(y)); |
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| 63 | printf("f = %f\n", f); |
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| 64 | int i = x; |
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| 65 | printf("i = %d float = %f\n", i, float(x)); |
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| 66 | i = int(X(Z(y))); |
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| 67 | f = float(X(Z(y))); |
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| 68 | printf("i = %d float = %f\n", i,f); |
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| 69 | f = (float)x; |
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| 70 | i = (int)x; |
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| 71 | printf("i = %d float = %f\n", i,f); |
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| 72 | |
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| 73 | int d = (X)((Z)y); |
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| 74 | printf("d = %d\n", d); |
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| 75 | |
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| 76 | int e = (int)((X)((Z)y)); |
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| 77 | printf("e = %d\n", e); |
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| 78 | O o1, o2; |
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| 79 | g(o1, o2); |
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| 80 | } |
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| 81 | |
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| 82 | // Test. Conversion in base class is visible in derived class. |
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| 83 | class XB { |
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| 84 | int a; |
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| 85 | public: |
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| 86 | operator int(); |
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| 87 | }; |
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| 88 | |
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| 89 | class Yb : public XB { |
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| 90 | double b; |
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| 91 | public: |
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| 92 | operator char(); |
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| 93 | }; |
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| 94 | |
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| 95 | void f(Yb& a) { |
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| 96 | int i = a; // OK. calls XB::operator int(); |
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| 97 | char ch = a; // OK. calls Yb::operator char(); |
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| 98 | } |
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| 99 | |
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| 100 | struct A { |
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| 101 | operator int() const; |
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| 102 | }; |
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| 103 | |
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| 104 | // CHECK-LP64: .globl __ZN1ScviEv |
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| 105 | // CHECK-LP64-NEXT: __ZN1ScviEv: |
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| 106 | // CHECK-LP64: callq __ZN1Ycv1ZEv |
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| 107 | // CHECK-LP64: callq __ZN1Zcv1XEv |
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| 108 | // CHECK-LP64: callq __ZN1XcviEv |
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| 109 | // CHECK-LP64: callq __ZN1XcvfEv |
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| 110 | // CHECK-LP64: callq __ZN2XBcviEv |
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| 111 | // CHECK-LP64: callq __ZN2YbcvcEv |
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| 112 | |
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| 113 | // CHECK-LP32: .globl __ZN1ScviEv |
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| 114 | // CHECK-LP32-NEXT: __ZN1ScviEv: |
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| 115 | // CHECK-LP32: call L__ZN1Ycv1ZEv |
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| 116 | // CHECK-LP32: call L__ZN1Zcv1XEv |
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| 117 | // CHECK-LP32: call L__ZN1XcviEv |
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| 118 | // CHECK-LP32: call L__ZN1XcvfEv |
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| 119 | // CHECK-LP32: call L__ZN2XBcviEv |
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| 120 | // CHECK-LP32: call L__ZN2YbcvcEv |
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| 121 | |
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