#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, float *);
int main() {
  float average(float arrsy[10]);
  float score[10], aver;
  int i;
  printf("input 10 scores:\n");
  for (i = 0; i < 10; i++)
    scanf("%f", &score[i]);
  printf("\n");
  aver = average(score);
  printf("average score is %5.2f\n", aver);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x38(%rbp)
cmpl   $0xa,-0x38(%rbp)
jge    1187 <main+0x57>
movslq -0x38(%rbp),%rax
lea    -0x30(%rbp),%rsi
shl    $0x2,%rax
add    %rax,%rsi
lea    0xe9e(%rip),%rdi
call   1050 <scanf@plt>
mov    -0x38(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x38(%rbp)
jmp    1154 <main+0x24>
lea    0xe82(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    -0x30(%rbp),%rdi
call   1040 <average@plt>
movss  %xmm0,-0x34(%rbp)
movss  -0x34(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe62(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
sub    $0x28,%rsp
lea    0xebd(%rip),%rdi
call   1040 <puts@plt>
lea    0xe96(%rip),%rbx
mov    %rsp,%r14
mov    %rbx,%rdi
mov    %r14,%rsi
call   1070 <scanf@plt>
lea    0x4(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x10(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x14(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x18(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x1c(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x20(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x24(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    %r14,%rdi
call   1060 <average@plt>
cvtss2sd %xmm0,%xmm0
lea    0xdf9(%rip),%rdi
mov    $0x1,%al
call   1050 <printf@plt>
xor    %eax,%eax
add    $0x28,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [18 x i8] c"input 10 scores:\0A\00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [2 x i8] c"\0A\00"
@.str.3 = [24 x i8] c"average score is %5.2f\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [10 x float]
%3 = alloca float
%4 = alloca i32
store i32 0, i32* %1
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %4
br label %6
6: ; preds = %14, %0
%7 = load i32, i32* %4
%8 = icmp slt i32 %7, 10
br i1 %8, label %9, label %17
9: ; preds = %6
%10 = load i32, i32* %4
%11 = sext i32 %10 to i64
%12 = getelementptr inbounds [10 x float], [10 x float]* %2, i64 0, i64 %11
%13 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %12)
br label %14
14: ; preds = %9
%15 = load i32, i32* %4
%16 = add nsw i32 %15, 1
store i32 %16, i32* %4
br label %6
17: ; preds = %6
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%19 = getelementptr inbounds [10 x float], [10 x float]* %2, i64 0, i64 0
%20 = call float @average(float* %19)
store float %20, float* %3
%21 = load float, float* %3
%22 = fpext float %21 to double
%23 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.3, i64 0, i64 0), double %22)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%f\00"
@.str.3 = [24 x i8] c"average score is %5.2f\0A\00"
@str = [17 x i8] c"input 10 scores:\00"
define i32 @main() {
%1 = alloca [10 x float]
%2 = bitcast [10 x float]* %1 to i8*
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str, i64 0, i64 0))
%4 = getelementptr inbounds [10 x float], [10 x float]* %1, i64 0, i64 0
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %4)
%6 = getelementptr inbounds [10 x float], [10 x float]* %1, i64 0, i64 1
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %6)
%8 = getelementptr inbounds [10 x float], [10 x float]* %1, i64 0, i64 2
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %8)
%10 = getelementptr inbounds [10 x float], [10 x float]* %1, i64 0, i64 3
%11 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %10)
%12 = getelementptr inbounds [10 x float], [10 x float]* %1, i64 0, i64 4
%13 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %12)
%14 = getelementptr inbounds [10 x float], [10 x float]* %1, i64 0, i64 5
%15 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %14)
%16 = getelementptr inbounds [10 x float], [10 x float]* %1, i64 0, i64 6
%17 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %16)
%18 = getelementptr inbounds [10 x float], [10 x float]* %1, i64 0, i64 7
%19 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %18)
%20 = getelementptr inbounds [10 x float], [10 x float]* %1, i64 0, i64 8
%21 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %20)
%22 = getelementptr inbounds [10 x float], [10 x float]* %1, i64 0, i64 9
%23 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %22)
%24 = call i32 @putchar(i32 10)
%25 = call float @average(float* %4)
%26 = fpext float %25 to double
%27 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([24 x i8], [24 x i8]* @.str.3, i64 0, i64 0), double %26)
ret i32 0
}