#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 main() {
  const int n = 3;
  const int m = 3;
  const int p = 3;
  double A[n][m];
  A[0][0] = 1;
  A[0][1] = 2;
  A[0][2] = 3;
  A[1][0] = 4;
  A[1][1] = 5;
  A[1][2] = 6;
  A[2][0] = 7;
  A[2][1] = 8;
  A[2][2] = 9;
  double B[m][p];
  B[0][0] = 1;
  B[0][1] = 0;
  B[0][2] = 0;
  B[1][0] = 0;
  B[1][1] = 1;
  B[1][2] = 0;
  B[2][0] = 0;
  B[2][1] = 0;
  B[2][2] = 1;
  printf("A = \n");
  for (int i = 0; i < n; i++) {
    for (int j = 0; j < m; j++) {
      printf("%lf ", A[n][m]);
    }
    printf("\n");
  }
  printf("\n");
  printf("B = \n");
  for (int i = 0; i < m; i++) {
    for (int j = 0; j < p; j++) {
      printf("%lf ", B[m][p]);
    }
    printf("\n");
  }
  printf("\n");
  double C[n][p];
  for (int i = 0; i < n; i++) {
    for (int j = 0; j < p; j++) {
      double sum = 0;
      for (int k = 0; k < m; k++) {
        sum += A[i][k] * B[k][j];
      }
      C[i][j] = sum;
    }
  }
  printf("C = \n");
  for (int i = 0; i < n; i++) {
    for (int j = 0; j < p; j++) {
      printf("%lf ", C[i][j]);
    }
    printf("\n");
  }
  printf("\n");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0xf0,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x3,-0x8(%rbp)
movl   $0x3,-0xc(%rbp)
movl   $0x3,-0x10(%rbp)
mov    %rsp,%rax
mov    %rax,-0x18(%rbp)
movsd  0xeba(%rip),%xmm0
movsd  %xmm0,-0x90(%rbp)
ff
movsd  0xeea(%rip),%xmm0
movsd  %xmm0,-0x88(%rbp)
ff
movsd  0xed2(%rip),%xmm0
movsd  %xmm0,-0x80(%rbp)
movsd  0xebd(%rip),%xmm0
movsd  %xmm0,-0x78(%rbp)
movsd  0xea8(%rip),%xmm0
movsd  %xmm0,-0x70(%rbp)
movsd  0xe93(%rip),%xmm0
movsd  %xmm0,-0x68(%rbp)
movsd  0xe7e(%rip),%xmm0
movsd  %xmm0,-0x60(%rbp)
movsd  0xe69(%rip),%xmm0
movsd  %xmm0,-0x58(%rbp)
movsd  0xe54(%rip),%xmm0
movsd  %xmm0,-0x50(%rbp)
movsd  0xe3f(%rip),%xmm0
movsd  %xmm0,-0xe0(%rbp)
ff
xorps  %xmm0,%xmm0
movsd  %xmm0,-0xd8(%rbp)
ff
xorps  %xmm0,%xmm0
movsd  %xmm0,-0xd0(%rbp)
ff
xorps  %xmm0,%xmm0
movsd  %xmm0,-0xc8(%rbp)
ff
movsd  0xe0e(%rip),%xmm0
movsd  %xmm0,-0xc0(%rbp)
ff
xorps  %xmm0,%xmm0
movsd  %xmm0,-0xb8(%rbp)
ff
xorps  %xmm0,%xmm0
movsd  %xmm0,-0xb0(%rbp)
ff
xorps  %xmm0,%xmm0
movsd  %xmm0,-0xa8(%rbp)
ff
movsd  0xddd(%rip),%xmm0
movsd  %xmm0,-0xa0(%rbp)
ff
lea    0xe16(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x1c(%rbp)
cmpl   $0x3,-0x1c(%rbp)
jge    1298 <main+0x188>
movl   $0x0,-0x20(%rbp)
cmpl   $0x3,-0x20(%rbp)
jge    127c <main+0x16c>
movsd  -0x30(%rbp),%xmm0
lea    0xde7(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
mov    -0x20(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x20(%rbp)
jmp    1251 <main+0x141>
lea    0xdc9(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x1c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x1c(%rbp)
jmp    1240 <main+0x130>
lea    0xdad(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xda6(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x24(%rbp)
cmpl   $0x3,-0x24(%rbp)
jge    1313 <main+0x203>
movl   $0x0,-0x28(%rbp)
cmpl   $0x3,-0x28(%rbp)
jge    12f7 <main+0x1e7>
movsd  -0x80(%rbp),%xmm0
lea    0xd6c(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
mov    -0x28(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x28(%rbp)
jmp    12cc <main+0x1bc>
lea    0xd4e(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x24(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x24(%rbp)
jmp    12bb <main+0x1ab>
lea    0xd32(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    %rsp,%rax
add    $0xffffffffffffffb0,%rax
mov    %rax,-0xe8(%rbp)
mov    %rax,%rsp
movl   $0x0,-0x2c(%rbp)
cmpl   $0x3,-0x2c(%rbp)
jge    1410 <main+0x300>
movl   $0x0,-0x30(%rbp)
cmpl   $0x3,-0x30(%rbp)
jge    13fd <main+0x2ed>
xorps  %xmm0,%xmm0
movsd  %xmm0,-0x38(%rbp)
movl   $0x0,-0x3c(%rbp)
cmpl   $0x3,-0x3c(%rbp)
jge    13cb <main+0x2bb>
movslq -0x2c(%rbp),%rax
imul   $0x3,%rax,%rcx
lea    -0x90(%rbp),%rax
shl    $0x3,%rcx
add    %rcx,%rax
movslq -0x3c(%rbp),%rcx
movsd  (%rax,%rcx,8),%xmm0
movslq -0x3c(%rbp),%rax
imul   $0x3,%rax,%rcx
lea    -0xe0(%rbp),%rax
shl    $0x3,%rcx
add    %rcx,%rax
movslq -0x30(%rbp),%rcx
movsd  (%rax,%rcx,8),%xmm2
movsd  -0x38(%rbp),%xmm1
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x38(%rbp)
mov    -0x3c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x3c(%rbp)
jmp    1363 <main+0x253>
mov    -0xe8(%rbp),%rax
movsd  -0x38(%rbp),%xmm0
movslq -0x2c(%rbp),%rcx
imul   $0x3,%rcx,%rcx
shl    $0x3,%rcx
add    %rcx,%rax
movslq -0x30(%rbp),%rcx
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x30(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x30(%rbp)
jmp    134a <main+0x23a>
jmp    1402 <main+0x2f2>
mov    -0x2c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x2c(%rbp)
jmp    1339 <main+0x229>
lea    0xc42(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x40(%rbp)
cmpl   $0x3,-0x40(%rbp)
jge    1497 <main+0x387>
movl   $0x0,-0x44(%rbp)
cmpl   $0x3,-0x44(%rbp)
jge    147b <main+0x36b>
mov    -0xe8(%rbp),%rax
movslq -0x40(%rbp),%rcx
imul   $0x3,%rcx,%rcx
shl    $0x3,%rcx
add    %rcx,%rax
movslq -0x44(%rbp),%rcx
movsd  (%rax,%rcx,8),%xmm0
lea    0xbe8(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
mov    -0x44(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x44(%rbp)
jmp    1436 <main+0x326>
lea    0xbca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x40(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x40(%rbp)
jmp    1425 <main+0x315>
lea    0xbae(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x4(%rbp)
mov    -0x18(%rbp),%rax
mov    %rax,%rsp
mov    -0x4(%rbp),%eax
mov    %rbp,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xf15(%rip),%rdi
call   1040 <puts@plt>
lea    0xf04(%rip),%rbx
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xe85(%rip),%rdi
call   1040 <puts@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xdfc(%rip),%rdi
call   1040 <puts@plt>
movsd  0xd98(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
movsd  0xd8e(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
movsd  0xd84(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
movsd  0xd70(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
movsd  0xd66(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
movsd  0xd5c(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
movsd  0xd48(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
movsd  0xd3e(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
movsd  0xd34(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [6 x i8] c"A = \0A\00"
@.str.1 = [5 x i8] c"%lf \00"
@.str.2 = [2 x i8] c"\0A\00"
@.str.3 = [6 x i8] c"B = \0A\00"
@.str.4 = [6 x i8] c"C = \0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8*
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32
%9 = alloca i32
%10 = alloca i32
%11 = alloca i32
%12 = alloca double
%13 = alloca i32
%14 = alloca i32
%15 = alloca i32
store i32 0, i32* %1
store i32 3, i32* %2
store i32 3, i32* %3
store i32 3, i32* %4
%16 = call i8* @llvm.stacksave()
store i8* %16, i8** %5
%17 = alloca double, i64 9
%18 = getelementptr inbounds double, double* %17, i64 0
%19 = getelementptr inbounds double, double* %18, i64 0
store double 1.000000e+00, double* %19
%20 = getelementptr inbounds double, double* %17, i64 0
%21 = getelementptr inbounds double, double* %20, i64 1
store double 2.000000e+00, double* %21
%22 = getelementptr inbounds double, double* %17, i64 0
%23 = getelementptr inbounds double, double* %22, i64 2
store double 3.000000e+00, double* %23
%24 = getelementptr inbounds double, double* %17, i64 3
%25 = getelementptr inbounds double, double* %24, i64 0
store double 4.000000e+00, double* %25
%26 = getelementptr inbounds double, double* %17, i64 3
%27 = getelementptr inbounds double, double* %26, i64 1
store double 5.000000e+00, double* %27
%28 = getelementptr inbounds double, double* %17, i64 3
%29 = getelementptr inbounds double, double* %28, i64 2
store double 6.000000e+00, double* %29
%30 = getelementptr inbounds double, double* %17, i64 6
%31 = getelementptr inbounds double, double* %30, i64 0
store double 7.000000e+00, double* %31
%32 = getelementptr inbounds double, double* %17, i64 6
%33 = getelementptr inbounds double, double* %32, i64 1
store double 8.000000e+00, double* %33
%34 = getelementptr inbounds double, double* %17, i64 6
%35 = getelementptr inbounds double, double* %34, i64 2
store double 9.000000e+00, double* %35
%36 = alloca double, i64 9
%37 = getelementptr inbounds double, double* %36, i64 0
%38 = getelementptr inbounds double, double* %37, i64 0
store double 1.000000e+00, double* %38
%39 = getelementptr inbounds double, double* %36, i64 0
%40 = getelementptr inbounds double, double* %39, i64 1
store double 0.000000e+00, double* %40
%41 = getelementptr inbounds double, double* %36, i64 0
%42 = getelementptr inbounds double, double* %41, i64 2
store double 0.000000e+00, double* %42
%43 = getelementptr inbounds double, double* %36, i64 3
%44 = getelementptr inbounds double, double* %43, i64 0
store double 0.000000e+00, double* %44
%45 = getelementptr inbounds double, double* %36, i64 3
%46 = getelementptr inbounds double, double* %45, i64 1
store double 1.000000e+00, double* %46
%47 = getelementptr inbounds double, double* %36, i64 3
%48 = getelementptr inbounds double, double* %47, i64 2
store double 0.000000e+00, double* %48
%49 = getelementptr inbounds double, double* %36, i64 6
%50 = getelementptr inbounds double, double* %49, i64 0
store double 0.000000e+00, double* %50
%51 = getelementptr inbounds double, double* %36, i64 6
%52 = getelementptr inbounds double, double* %51, i64 1
store double 0.000000e+00, double* %52
%53 = getelementptr inbounds double, double* %36, i64 6
%54 = getelementptr inbounds double, double* %53, i64 2
store double 1.000000e+00, double* %54
%55 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %6
br label %56
56: ; preds = %73, %0
%57 = load i32, i32* %6
%58 = icmp slt i32 %57, 3
br i1 %58, label %59, label %76
59: ; preds = %56
store i32 0, i32* %7
br label %60
60: ; preds = %68, %59
%61 = load i32, i32* %7
%62 = icmp slt i32 %61, 3
br i1 %62, label %63, label %71
63: ; preds = %60
%64 = getelementptr inbounds double, double* %17, i64 9
%65 = getelementptr inbounds double, double* %64, i64 3
%66 = load double, double* %65
%67 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double %66)
br label %68
68: ; preds = %63
%69 = load i32, i32* %7
%70 = add nsw i32 %69, 1
store i32 %70, i32* %7
br label %60
71: ; preds = %60
%72 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
br label %73
73: ; preds = %71
%74 = load i32, i32* %6
%75 = add nsw i32 %74, 1
store i32 %75, i32* %6
br label %56
76: ; preds = %56
%77 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%78 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.3, i64 0, i64 0))
store i32 0, i32* %8
br label %79
79: ; preds = %96, %76
%80 = load i32, i32* %8
%81 = icmp slt i32 %80, 3
br i1 %81, label %82, label %99
82: ; preds = %79
store i32 0, i32* %9
br label %83
83: ; preds = %91, %82
%84 = load i32, i32* %9
%85 = icmp slt i32 %84, 3
br i1 %85, label %86, label %94
86: ; preds = %83
%87 = getelementptr inbounds double, double* %36, i64 9
%88 = getelementptr inbounds double, double* %87, i64 3
%89 = load double, double* %88
%90 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double %89)
br label %91
91: ; preds = %86
%92 = load i32, i32* %9
%93 = add nsw i32 %92, 1
store i32 %93, i32* %9
br label %83
94: ; preds = %83
%95 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
br label %96
96: ; preds = %94
%97 = load i32, i32* %8
%98 = add nsw i32 %97, 1
store i32 %98, i32* %8
br label %79
99: ; preds = %79
%100 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%101 = alloca double, i64 9
store i32 0, i32* %10
br label %102
102: ; preds = %148, %99
%103 = load i32, i32* %10
%104 = icmp slt i32 %103, 3
br i1 %104, label %105, label %151
105: ; preds = %102
store i32 0, i32* %11
br label %106
106: ; preds = %144, %105
%107 = load i32, i32* %11
%108 = icmp slt i32 %107, 3
br i1 %108, label %109, label %147
109: ; preds = %106
store double 0.000000e+00, double* %12
store i32 0, i32* %13
br label %110
110: ; preds = %132, %109
%111 = load i32, i32* %13
%112 = icmp slt i32 %111, 3
br i1 %112, label %113, label %135
113: ; preds = %110
%114 = load i32, i32* %10
%115 = sext i32 %114 to i64
%116 = mul nsw i64 %115, 3
%117 = getelementptr inbounds double, double* %17, i64 %116
%118 = load i32, i32* %13
%119 = sext i32 %118 to i64
%120 = getelementptr inbounds double, double* %117, i64 %119
%121 = load double, double* %120
%122 = load i32, i32* %13
%123 = sext i32 %122 to i64
%124 = mul nsw i64 %123, 3
%125 = getelementptr inbounds double, double* %36, i64 %124
%126 = load i32, i32* %11
%127 = sext i32 %126 to i64
%128 = getelementptr inbounds double, double* %125, i64 %127
%129 = load double, double* %128
%130 = load double, double* %12
%131 = call double @llvm.fmuladd.f64(double %121, double %129, double %130)
store double %131, double* %12
br label %132
132: ; preds = %113
%133 = load i32, i32* %13
%134 = add nsw i32 %133, 1
store i32 %134, i32* %13
br label %110
135: ; preds = %110
%136 = load double, double* %12
%137 = load i32, i32* %10
%138 = sext i32 %137 to i64
%139 = mul nsw i64 %138, 3
%140 = getelementptr inbounds double, double* %101, i64 %139
%141 = load i32, i32* %11
%142 = sext i32 %141 to i64
%143 = getelementptr inbounds double, double* %140, i64 %142
store double %136, double* %143
br label %144
144: ; preds = %135
%145 = load i32, i32* %11
%146 = add nsw i32 %145, 1
store i32 %146, i32* %11
br label %106
147: ; preds = %106
br label %148
148: ; preds = %147
%149 = load i32, i32* %10
%150 = add nsw i32 %149, 1
store i32 %150, i32* %10
br label %102
151: ; preds = %102
%152 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.4, i64 0, i64 0))
store i32 0, i32* %14
br label %153
153: ; preds = %175, %151
%154 = load i32, i32* %14
%155 = icmp slt i32 %154, 3
br i1 %155, label %156, label %178
156: ; preds = %153
store i32 0, i32* %15
br label %157
157: ; preds = %170, %156
%158 = load i32, i32* %15
%159 = icmp slt i32 %158, 3
br i1 %159, label %160, label %173
160: ; preds = %157
%161 = load i32, i32* %14
%162 = sext i32 %161 to i64
%163 = mul nsw i64 %162, 3
%164 = getelementptr inbounds double, double* %101, i64 %163
%165 = load i32, i32* %15
%166 = sext i32 %165 to i64
%167 = getelementptr inbounds double, double* %164, i64 %166
%168 = load double, double* %167
%169 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double %168)
br label %170
170: ; preds = %160
%171 = load i32, i32* %15
%172 = add nsw i32 %171, 1
store i32 %172, i32* %15
br label %157
173: ; preds = %157
%174 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
br label %175
175: ; preds = %173
%176 = load i32, i32* %14
%177 = add nsw i32 %176, 1
store i32 %177, i32* %14
br label %153
178: ; preds = %153
%179 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
store i32 0, i32* %1
%180 = load i8*, i8** %5
%181 = load i32, i32* %1
ret i32 %181
}

LLVM IR (-O2):
@.str.1 = [5 x i8] c"%lf \00"
@str = [5 x i8] c"A = \00"
@str.5 = [5 x i8] c"B = \00"
@str.6 = [5 x i8] c"C = \00"
define i32 @main() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%5 = tail call i32 @putchar(i32 10)
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%7 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%8 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%9 = tail call i32 @putchar(i32 10)
%10 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%12 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%13 = tail call i32 @putchar(i32 10)
%14 = tail call i32 @putchar(i32 10)
%15 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @str.5, i64 0, i64 0))
%16 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%17 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%18 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%19 = tail call i32 @putchar(i32 10)
%20 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%21 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%22 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%23 = tail call i32 @putchar(i32 10)
%24 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%25 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%26 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double poison)
%27 = tail call i32 @putchar(i32 10)
%28 = tail call i32 @putchar(i32 10)
%29 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @str.6, i64 0, i64 0))
%30 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double 1.000000e+00)
%31 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double 2.000000e+00)
%32 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double 3.000000e+00)
%33 = tail call i32 @putchar(i32 10)
%34 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double 4.000000e+00)
%35 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double 5.000000e+00)
%36 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double 6.000000e+00)
%37 = tail call i32 @putchar(i32 10)
%38 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double 7.000000e+00)
%39 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double 8.000000e+00)
%40 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), double 9.000000e+00)
%41 = tail call i32 @putchar(i32 10)
%42 = tail call i32 @putchar(i32 10)
ret i32 0
}