#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 */
double multRec(int, int);
int /*<<< orphan*/ printf(char *, ...);
int main(void) {
  for (int i = 0; i <= 10; i++) {
    for (int y = 0; y <= 10; y++) {
      printf("%d*%d = %g \n", i, y, multRec(i, y));
      printf("\n");
      printf("%d*%d = %g \n", i, y, multRec(y, i));
    }
  }
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0x8(%rbp)
cmpl   $0xa,-0x8(%rbp)
jg     11d6 <main+0xb6>
movl   $0x0,-0xc(%rbp)
cmpl   $0xa,-0xc(%rbp)
jg     11c3 <main+0xa3>
mov    -0x8(%rbp),%eax
mov    %eax,-0x1c(%rbp)
mov    -0xc(%rbp),%eax
mov    %eax,-0x18(%rbp)
mov    -0x8(%rbp),%edi
mov    -0xc(%rbp),%esi
call   1040 <multRec@plt>
mov    -0x1c(%rbp),%esi
mov    -0x18(%rbp),%edx
lea    0xe8b(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
lea    0xe88(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%eax
mov    %eax,-0x14(%rbp)
mov    -0xc(%rbp),%eax
mov    %eax,-0x10(%rbp)
mov    -0xc(%rbp),%edi
mov    -0x8(%rbp),%esi
call   1040 <multRec@plt>
mov    -0x14(%rbp),%esi
mov    -0x10(%rbp),%edx
lea    0xe52(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    1147 <main+0x27>
jmp    11c8 <main+0xa8>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    1136 <main+0x16>
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
push   %rax
xor    %ebx,%ebx
lea    0xec3(%rip),%r14
nopl   (%rax)
mov    %ebx,%edi
xor    %esi,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
xor    %edx,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
xor    %edi,%edi
mov    %ebx,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
xor    %edx,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    %ebx,%edi
mov    $0x1,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x1,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x1,%edi
mov    %ebx,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x1,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    %ebx,%edi
mov    $0x2,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x2,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x2,%edi
mov    %ebx,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x2,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    %ebx,%edi
mov    $0x3,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x3,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x3,%edi
mov    %ebx,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x3,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    %ebx,%edi
mov    $0x4,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x4,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x4,%edi
mov    %ebx,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x4,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    %ebx,%edi
mov    $0x5,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x5,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x5,%edi
mov    %ebx,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x5,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    %ebx,%edi
mov    $0x6,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x6,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x6,%edi
mov    %ebx,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x6,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    %ebx,%edi
mov    $0x7,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x7,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x7,%edi
mov    %ebx,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x7,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    %ebx,%edi
mov    $0x8,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x8,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x8,%edi
mov    %ebx,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x8,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    %ebx,%edi
mov    $0x9,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x9,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x9,%edi
mov    %ebx,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x9,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    %ebx,%edi
mov    $0xa,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0xa,%edx
mov    $0x1,%al
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0xa,%edi
mov    %ebx,%esi
call   1050 <multRec@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0xa,%edx
mov    $0x1,%al
call   1040 <printf@plt>
add    $0x1,%ebx
cmp    $0xb,%ebx
jne    1140 <main+0x10>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [13 x i8] c"%d*%d = %g \0A\00"
@.str.1 = [2 x i8] c"\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %2
br label %4
4: ; preds = %29, %0
%5 = load i32, i32* %2
%6 = icmp sle i32 %5, 10
br i1 %6, label %7, label %32
7: ; preds = %4
store i32 0, i32* %3
br label %8
8: ; preds = %25, %7
%9 = load i32, i32* %3
%10 = icmp sle i32 %9, 10
br i1 %10, label %11, label %28
11: ; preds = %8
%12 = load i32, i32* %2
%13 = load i32, i32* %3
%14 = load i32, i32* %2
%15 = load i32, i32* %3
%16 = call double @multRec(i32 %14, i32 %15)
%17 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %12, i32 %13, double %16)
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%19 = load i32, i32* %2
%20 = load i32, i32* %3
%21 = load i32, i32* %3
%22 = load i32, i32* %2
%23 = call double @multRec(i32 %21, i32 %22)
%24 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %19, i32 %20, double %23)
br label %25
25: ; preds = %11
%26 = load i32, i32* %3
%27 = add nsw i32 %26, 1
store i32 %27, i32* %3
br label %8
28: ; preds = %8
br label %29
29: ; preds = %28
%30 = load i32, i32* %2
%31 = add nsw i32 %30, 1
store i32 %31, i32* %2
br label %4
32: ; preds = %4
%33 = load i32, i32* %1
ret i32 %33
}

LLVM IR (-O2):
@.str = [13 x i8] c"%d*%d = %g \0A\00"
define i32 @main() {
br label %1
1: ; preds = %0, %1
%2 = phi i32 [ 0, %0 ], [ %58, %1 ]
%3 = tail call double @multRec(i32 %2, i32 0)
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 0, double %3)
%5 = tail call i32 @putchar(i32 10)
%6 = tail call double @multRec(i32 0, i32 %2)
%7 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 0, double %6)
%8 = tail call double @multRec(i32 %2, i32 1)
%9 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 1, double %8)
%10 = tail call i32 @putchar(i32 10)
%11 = tail call double @multRec(i32 1, i32 %2)
%12 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 1, double %11)
%13 = tail call double @multRec(i32 %2, i32 2)
%14 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 2, double %13)
%15 = tail call i32 @putchar(i32 10)
%16 = tail call double @multRec(i32 2, i32 %2)
%17 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 2, double %16)
%18 = tail call double @multRec(i32 %2, i32 3)
%19 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 3, double %18)
%20 = tail call i32 @putchar(i32 10)
%21 = tail call double @multRec(i32 3, i32 %2)
%22 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 3, double %21)
%23 = tail call double @multRec(i32 %2, i32 4)
%24 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 4, double %23)
%25 = tail call i32 @putchar(i32 10)
%26 = tail call double @multRec(i32 4, i32 %2)
%27 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 4, double %26)
%28 = tail call double @multRec(i32 %2, i32 5)
%29 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 5, double %28)
%30 = tail call i32 @putchar(i32 10)
%31 = tail call double @multRec(i32 5, i32 %2)
%32 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 5, double %31)
%33 = tail call double @multRec(i32 %2, i32 6)
%34 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 6, double %33)
%35 = tail call i32 @putchar(i32 10)
%36 = tail call double @multRec(i32 6, i32 %2)
%37 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 6, double %36)
%38 = tail call double @multRec(i32 %2, i32 7)
%39 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 7, double %38)
%40 = tail call i32 @putchar(i32 10)
%41 = tail call double @multRec(i32 7, i32 %2)
%42 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 7, double %41)
%43 = tail call double @multRec(i32 %2, i32 8)
%44 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 8, double %43)
%45 = tail call i32 @putchar(i32 10)
%46 = tail call double @multRec(i32 8, i32 %2)
%47 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 8, double %46)
%48 = tail call double @multRec(i32 %2, i32 9)
%49 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 9, double %48)
%50 = tail call i32 @putchar(i32 10)
%51 = tail call double @multRec(i32 9, i32 %2)
%52 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 9, double %51)
%53 = tail call double @multRec(i32 %2, i32 10)
%54 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 10, double %53)
%55 = tail call i32 @putchar(i32 10)
%56 = tail call double @multRec(i32 10, i32 %2)
%57 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %2, i32 10, double %56)
%58 = add nuw nsw i32 %2, 1
%59 = icmp eq i32 %58, 11
br i1 %59, label %60, label %1
60: ; preds = %1
ret i32 0
}