48 lines
1.1 KiB
C++
48 lines
1.1 KiB
C++
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// REQUIRES: x86-registered-target,x86-64-registered-target
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// RUN: %clang_cc1 -triple x86_64-apple-darwin -std=c++11 -S %s -o %t-64.s
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// RUN: FileCheck -check-prefix CHECK-LP64 --input-file=%t-64.s %s
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// RUN: %clang_cc1 -triple i386-apple-darwin -std=c++11 -S %s -o %t-32.s
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// RUN: FileCheck -check-prefix CHECK-LP32 --input-file=%t-32.s %s
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extern "C" int printf(...);
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int f1(int arg) { return arg; };
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int f2(float arg) { return int(arg); };
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typedef int (*fp1)(int);
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typedef int (*fp2)(float);
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struct A {
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operator fp1() { return f1; }
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operator fp2() { return f2; }
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} a;
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// Test for function reference.
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typedef int (&fr1)(int);
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typedef int (&fr2)(float);
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struct B {
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operator fr1() { return f1; }
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operator fr2() { return f2; }
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} b;
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int main()
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{
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int i = a(10); // Calls f1 via pointer returned from conversion function
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printf("i = %d\n", i);
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int j = b(20); // Calls f1 via pointer returned from conversion function
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printf("j = %d\n", j);
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return 0;
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}
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// CHECK-LP64: callq __ZN1AcvPFiiEEv
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// CHECK-LP64: callq __ZN1BcvRFiiEEv
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// CHECK-LP32: calll L__ZN1AcvPFiiEEv
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// CHECK-LP32: calll L__ZN1BcvRFiiEEv
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