llvm-project/clang/test/CodeGenCXX/vararg-conversion-ctor.cpp

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C++

// RUN: %clang_cc1 -triple x86_64-apple-darwin -std=c++11 -emit-llvm %s -o %t-64.ll
// RUN: FileCheck -check-prefix LPLL64 --input-file=%t-64.ll %s
extern "C" int printf(...);
struct A {
A(...) {
printf("A::A(...)\n");
}
};
A a(1.34);
A b = 2.34;
int main()
{
A c[3];
}
// CHECK-LPLL64: call void (%struct.A*, ...)
// CHECK-LPLL64: call void (%struct.A*, ...)
// CHECK-LPLL64: call void (%struct.A*, ...)