module pointer_index;

fn void test1(int* x)
{
    int a = x[0];
    int b = *x;
    int c = x[1];
    int d = x[-1];
}

fn void test2(char* x)
{
    char a = x[0];
    char b = *x;
    char c = x[1];
}

fn void test3(long* x)
{
    long a = x[0];
    long b = *x;
    long c = x[1];
}

// #expect: pointer_index.ll

define void @pointer_index_test1(i32* %0) #0 {
entry:
  %a = alloca i32, align 4
  %b = alloca i32, align 4
  %c = alloca i32, align 4
  %d = alloca i32, align 4
  %ptroffset = getelementptr inbounds i32, i32* %0, i64 0
  %1 = load i32, i32* %ptroffset, align 4
  store i32 %1, i32* %a, align 4
  %2 = load i32, i32* %0, align 8
  store i32 %2, i32* %b, align 4
  %ptroffset1 = getelementptr inbounds i32, i32* %0, i64 1
  %3 = load i32, i32* %ptroffset1, align 4
  store i32 %3, i32* %c, align 4
  %ptroffset2 = getelementptr inbounds i32, i32* %0, i64 -1
  %4 = load i32, i32* %ptroffset2, align 4
  store i32 %4, i32* %d, align 4
  ret void
}

; Function Attrs: nounwind
define void @pointer_index_test2(i8* %0) #0 {
entry:
  %a = alloca i8, align 1
  %b = alloca i8, align 1
  %c = alloca i8, align 1
  %ptroffset = getelementptr inbounds i8, i8* %0, i64 0
  %1 = load i8, i8* %ptroffset, align 1
  store i8 %1, i8* %a, align 1
  %2 = load i8, i8* %0, align 8
  store i8 %2, i8* %b, align 1
  %ptroffset1 = getelementptr inbounds i8, i8* %0, i64 1
  %3 = load i8, i8* %ptroffset1, align 1
  store i8 %3, i8* %c, align 1
  ret void
}

define void @pointer_index_test3(i64* %0) #0 {
entry:
  %a = alloca i64, align 8
  %b = alloca i64, align 8
  %c = alloca i64, align 8
  %ptroffset = getelementptr inbounds i64, i64* %0, i64 0
  %1 = load i64, i64* %ptroffset, align 8
  store i64 %1, i64* %a, align 8
  %2 = load i64, i64* %0, align 8
  store i64 %2, i64* %b, align 8
  %ptroffset1 = getelementptr inbounds i64, i64* %0, i64 1
  %3 = load i64, i64* %ptroffset1, align 8
  store i64 %3, i64* %c, align 8
  ret void
}