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// RUN: %clang_cc1 -triple x86_64-unknown-windows -emit-llvm -target-cpu core2 -o - %s | FileCheck %s
#define SWIFTCALL __attribute__((swiftcall))
#define OUT __attribute__((swift_indirect_result))
#define ERROR __attribute__((swift_error_result))
#define CONTEXT __attribute__((swift_context))
/*****************************************************************************/
/****************************** PARAMETER ABIS *******************************/
/*****************************************************************************/
// Swift doesn't use inalloca like windows x86 normally does.
struct NonTrivial {
NonTrivial();
NonTrivial(const NonTrivial &);
int o;
};
SWIFTCALL int receiveNonTrivial(NonTrivial o) { return o.o; }
// CHECK-LABEL: define dso_local swiftcc noundef i32 @"?receiveNonTrivial@@YSHUNonTrivial@@@Z"(ptr dead_on_return noundef %o)
int passNonTrivial() {
return receiveNonTrivial({});
}
// CHECK-LABEL: define dso_local noundef i32 @"?passNonTrivial@@YAHXZ"()
// CHECK-NOT: stacksave
// CHECK: call swiftcc noundef i32 @"?receiveNonTrivial@@YSHUNonTrivial@@@Z"(ptr dead_on_return noundef %{{.*}})
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