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// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s | FileCheck %s
// Basic base class test.
struct f0_s0 { unsigned a; };
struct f0_s1 : public f0_s0 { void *b; };
// CHECK: define void @_Z2f05f0_s1(i32 %a0.coerce0, i8* %a0.coerce1)
void f0(f0_s1 a0) { }
// Check with two eight-bytes in base class.
struct f1_s0 { unsigned a; unsigned b; float c; };
struct f1_s1 : public f1_s0 { float d;};
// CHECK: define void @_Z2f15f1_s1(i64 %a0.coerce0, <2 x float> %a0.coerce1)
void f1(f1_s1 a0) { }
// Check with two eight-bytes in base class and merge.
struct f2_s0 { unsigned a; unsigned b; float c; };
struct f2_s1 : public f2_s0 { char d;};
// CHECK: define void @_Z2f25f2_s1(i64 %a0.coerce0, i64 %a0.coerce1)
void f2(f2_s1 a0) { }
// PR5831
// CHECK: define void @_Z2f34s3_1(i64 %x.coerce)
struct s3_0 {};
struct s3_1 { struct s3_0 a; long b; };
void f3(struct s3_1 x) {}
// CHECK: define i64 @_Z4f4_0M2s4i(i64 %a)
// CHECK: define {{.*}} @_Z4f4_1M2s4FivE(i64 %a.coerce0, i64 %a.coerce1)
struct s4 {};
typedef int s4::* s4_mdp;
typedef int (s4::*s4_mfp)();
s4_mdp f4_0(s4_mdp a) { return a; }
s4_mfp f4_1(s4_mfp a) { return a; }
namespace PR7523 {
struct StringRef {
char *a;
};
void AddKeyword(StringRef, int x);
void foo() {
// CHECK: define void @_ZN6PR75233fooEv()
// CHECK: call void @_ZN6PR752310AddKeywordENS_9StringRefEi(i8* {{.*}}, i32 4)
AddKeyword(StringRef(), 4);
}
}
namespace PR7742 { // Also rdar://8250764
struct s2 {
float a[2];
};
struct c2 : public s2 {};
// CHECK: define <2 x float> @_ZN6PR77423fooEPNS_2c2E(%"struct.PR7742::c2"* %P)
c2 foo(c2 *P) {
}
}
namespace PR5179 {
struct B {};
struct B1 : B {
int* pa;
};
struct B2 : B {
B1 b1;
};
// CHECK: define i8* @_ZN6PR51793barENS_2B2E(i32* %b2.coerce)
const void *bar(B2 b2) {
return b2.b1.pa;
}
}
namespace test5 {
struct Xbase { };
struct Empty { };
struct Y;
struct X : public Xbase {
Empty empty;
Y f();
};
struct Y : public X {
Empty empty;
};
X getX();
int takeY(const Y&, int y);
void g() {
// rdar://8340348 - The temporary for the X object needs to have a defined
// address when passed into X::f as 'this'.
takeY(getX().f(), 42);
}
// CHECK: void @_ZN5test51gEv()
// CHECK: alloca %"struct.test5::Y"
// CHECK: alloca %"struct.test5::X"
// CHECK: alloca %"struct.test5::Y"
}
// rdar://8360877
namespace test6 {
struct outer {
int x;
struct epsilon_matcher {} e;
int f;
};
int test(outer x) {
return x.x + x.f;
}
// CHECK: define i32 @_ZN5test64testENS_5outerE(i64 %x.coerce0, i32 %x.coerce1)
}
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