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// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -emit-llvm -disable-llvm-passes -o - | FileCheck %s
// Make sure cbuffer inside namespace works.
// CHECK: %"n0::n1::__cblayout_A" = type <{ float }>
// CHECK: %"n0::__cblayout_B" = type <{ float }>
// CHECK: %"n0::n2::__cblayout_C" = type <{ float, target("dx.Layout", %"n0::Foo", 4, 0) }>
// CHECK: %"n0::Foo" = type <{ float }>
// CHECK: @A.cb = global target("dx.CBuffer", target("dx.Layout", %"n0::n1::__cblayout_A", 4, 0))
// CHECK: @_ZN2n02n11aE = external hidden addrspace(2) global float, align 4
// CHECK: @B.cb = global target("dx.CBuffer", target("dx.Layout", %"n0::__cblayout_B", 4, 0))
// CHECK: @_ZN2n01aE = external hidden addrspace(2) global float, align 4
// CHECK: @C.cb = global target("dx.CBuffer", target("dx.Layout", %"n0::n2::__cblayout_C", 20, 0, 16))
// CHECK: @_ZN2n02n21aE = external hidden addrspace(2) global float, align 4
// CHECK: external hidden addrspace(2) global target("dx.Layout", %"n0::Foo", 4, 0), align 1
namespace n0 {
struct Foo {
float f;
};
namespace n1 {
cbuffer A {
float a;
}
}
cbuffer B {
float a;
}
namespace n2 {
cbuffer C {
float a;
Foo b;
}
}
}
float foo() {
// CHECK: load float, ptr addrspace(2) @_ZN2n02n11aE, align 4
// CHECK: load float, ptr addrspace(2) @_ZN2n01aE, align 4
// CHECK: load float, ptr addrspace(2) @_ZN2n02n21aE, align 4
return n0::n1::a + n0::a + n0::n2::a;
}
[numthreads(4,1,1)]
void main() {}
// CHECK: !hlsl.cbs = !{![[A:[0-9]+]], ![[B:[0-9]+]], ![[C:[0-9]+]]}
// CHECK: [[A]] = !{ptr @A.cb, ptr addrspace(2) @_ZN2n02n11aE}
// CHECK: [[B]] = !{ptr @B.cb, ptr addrspace(2) @_ZN2n01aE}
// CHECK: [[C]] = !{ptr @C.cb, ptr addrspace(2) @_ZN2n02n21aE, ptr addrspace(2) @_ZN2n02n21bE}
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