1// RUN: %clang_cc1 -w -triple x86_64-pc-win32 -emit-llvm -o - %s | FileCheck %s
2
3// To be ABI compatible with code generated by MSVC, there shouldn't be any
4// sign/zero extensions on types smaller than 64bit.
5
6// CHECK-LABEL: define void @f1(i8 %a)
7void f1(char a) {}
8
9// CHECK-LABEL: define void @f2(i8 %a)
10void f2(unsigned char a) {}
11
12// CHECK-LABEL: define void @f3(i16 %a)
13void f3(short a) {}
14
15// CHECK-LABEL: define void @f4(i16 %a)
16void f4(unsigned short a) {}
17
18// For ABI compatibility with ICC, _Complex should be passed/returned
19// as if it were a struct with two elements.
20
21// CHECK-LABEL: define void @f5(i64 %a.coerce)
22void f5(_Complex float a) {}
23
24// CHECK-LABEL: define void @f6({ double, double }* %a)
25void f6(_Complex double a) {}
26
27// CHECK-LABEL: define i64 @f7()
28_Complex float f7() { return 1.0; }
29
30// CHECK-LABEL: define void @f8({ double, double }* noalias sret %agg.result)
31_Complex double f8() { return 1.0; }
32