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// RUN: %clang_cc1 -triple aarch64_be-linux-gnu -ffreestanding -emit-llvm -O0 -o - %s | FileCheck %s
#include <stdarg.h>
// A single member HFA must be aligned just like a non-HFA register argument.
double callee(int a, ...) {
// CHECK: [[REGPP:%.*]] = getelementptr inbounds %struct.__va_list, %struct.__va_list* [[VA:%.*]], i32 0, i32 2
// CHECK: [[REGP:%.*]] = load i8*, i8** [[REGPP]], align 8
// CHECK: [[OFFSET0:%.*]] = getelementptr inbounds i8, i8* [[REGP]], i32 {{.*}}
// CHECK: [[OFFSET1:%.*]] = getelementptr inbounds i8, i8* [[OFFSET0]], i64 8
// CHECK: [[MEMPP:%.*]] = getelementptr inbounds %struct.__va_list, %struct.__va_list* [[VA:%.*]], i32 0, i32 0
// CHECK: [[MEMP:%.*]] = load i8*, i8** [[MEMPP]], align 8
// CHECK: [[NEXTP:%.*]] = getelementptr inbounds i8, i8* [[MEMP]], i64 8
// CHECK: store i8* [[NEXTP]], i8** [[MEMPP]], align 8
va_list vl;
va_start(vl, a);
double result = va_arg(vl, struct { double a; }).a;
va_end(vl);
return result;
}
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