#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 *, char, char);
int main() {
  int i, j, jmax;
  char c;
  for (i = 1; i < 4; i++) {
    switch (i) {
    case 1:
      j = 97;
      jmax = 122;
      break;
    case 2:
      j = 65;
      jmax = 90;
      break;
    case 3:
      j = 48;
      jmax = 57;
      break;
    };
    for (j; j <= jmax; j++) {
      c = j;
      printf("%c - %d\n", c, c);
    };
  };
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x1,-0x8(%rbp)
cmpl   $0x4,-0x8(%rbp)
jge    11e3 <main+0xd3>
mov    -0x8(%rbp),%eax
mov    %eax,-0x18(%rbp)
sub    $0x1,%eax
je     1166 <main+0x56>
jmp    1144 <main+0x34>
mov    -0x18(%rbp),%eax
sub    $0x2,%eax
je     1179 <main+0x69>
jmp    1155 <main+0x45>
mov    -0x18(%rbp),%eax
sub    $0x3,%eax
je     118c <main+0x7c>
jmp    119a <main+0x8a>
movl   $0x61,-0xc(%rbp)
movl   $0x7a,-0x10(%rbp)
jmp    119a <main+0x8a>
movl   $0x41,-0xc(%rbp)
movl   $0x5a,-0x10(%rbp)
jmp    119a <main+0x8a>
movl   $0x30,-0xc(%rbp)
movl   $0x39,-0x10(%rbp)
mov    -0xc(%rbp),%eax
cmp    -0x10(%rbp),%eax
jg     11d0 <main+0xc0>
mov    -0xc(%rbp),%eax
mov    %al,-0x11(%rbp)
mov    -0x11(%rbp),%al
lea    0xe4a(%rip),%rdi
movsbl %al,%esi
movsbl -0x11(%rbp),%edx
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    119a <main+0x8a>
jmp    11d5 <main+0xc5>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    1126 <main+0x16>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xee8(%rip),%rbx
mov    %rbx,%rdi
mov    $0x61,%esi
mov    $0x61,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x62,%esi
mov    $0x62,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x63,%esi
mov    $0x63,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x64,%esi
mov    $0x64,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x65,%esi
mov    $0x65,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x66,%esi
mov    $0x66,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x67,%esi
mov    $0x67,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x68,%esi
mov    $0x68,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x69,%esi
mov    $0x69,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x6a,%esi
mov    $0x6a,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x6b,%esi
mov    $0x6b,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x6c,%esi
mov    $0x6c,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x6d,%esi
mov    $0x6d,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x6e,%esi
mov    $0x6e,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x6f,%esi
mov    $0x6f,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x70,%esi
mov    $0x70,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x71,%esi
mov    $0x71,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x72,%esi
mov    $0x72,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x73,%esi
mov    $0x73,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x74,%esi
mov    $0x74,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x75,%esi
mov    $0x75,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x76,%esi
mov    $0x76,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x77,%esi
mov    $0x77,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x78,%esi
mov    $0x78,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x79,%esi
mov    $0x79,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x7a,%esi
mov    $0x7a,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x41,%esi
mov    $0x41,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x42,%esi
mov    $0x42,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x43,%esi
mov    $0x43,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x44,%esi
mov    $0x44,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x45,%esi
mov    $0x45,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x46,%esi
mov    $0x46,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x47,%esi
mov    $0x47,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x48,%esi
mov    $0x48,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x49,%esi
mov    $0x49,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x4a,%esi
mov    $0x4a,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x4b,%esi
mov    $0x4b,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x4c,%esi
mov    $0x4c,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x4d,%esi
mov    $0x4d,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x4e,%esi
mov    $0x4e,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x4f,%esi
mov    $0x4f,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x50,%esi
mov    $0x50,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x51,%esi
mov    $0x51,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x52,%esi
mov    $0x52,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x53,%esi
mov    $0x53,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x54,%esi
mov    $0x54,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x55,%esi
mov    $0x55,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x56,%esi
mov    $0x56,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x57,%esi
mov    $0x57,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x58,%esi
mov    $0x58,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x59,%esi
mov    $0x59,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x5a,%esi
mov    $0x5a,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x30,%esi
mov    $0x30,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x31,%esi
mov    $0x31,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x32,%esi
mov    $0x32,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x33,%esi
mov    $0x33,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x34,%esi
mov    $0x34,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x35,%esi
mov    $0x35,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x36,%esi
mov    $0x36,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x37,%esi
mov    $0x37,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x38,%esi
mov    $0x38,%edx
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x39,%esi
mov    $0x39,%edx
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [9 x i8] c"%c - %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8
store i32 0, i32* %1
store i32 1, i32* %2
br label %6
6: ; preds = %30, %0
%7 = load i32, i32* %2
%8 = icmp slt i32 %7, 4
br i1 %8, label %9, label %33
9: ; preds = %6
%10 = load i32, i32* %2
switch i32 %10, label %14 [
i32 1, label %11
i32 2, label %12
i32 3, label %13
]
11: ; preds = %9
store i32 97, i32* %3
store i32 122, i32* %4
br label %14
12: ; preds = %9
store i32 65, i32* %3
store i32 90, i32* %4
br label %14
13: ; preds = %9
store i32 48, i32* %3
store i32 57, i32* %4
br label %14
14: ; preds = %9, %13, %12, %11
%15 = load i32, i32* %3
br label %16
16: ; preds = %26, %14
%17 = load i32, i32* %3
%18 = load i32, i32* %4
%19 = icmp sle i32 %17, %18
br i1 %19, label %20, label %29
20: ; preds = %16
%21 = load i32, i32* %3
%22 = trunc i32 %21 to i8
store i8 %22, i8* %5
%23 = load i8, i8* %5
%24 = load i8, i8* %5
%25 = call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext %23, i8 signext %24)
br label %26
26: ; preds = %20
%27 = load i32, i32* %3
%28 = add nsw i32 %27, 1
store i32 %28, i32* %3
br label %16
29: ; preds = %16
br label %30
30: ; preds = %29
%31 = load i32, i32* %2
%32 = add nsw i32 %31, 1
store i32 %32, i32* %2
br label %6
33: ; preds = %6
ret i32 0
}

LLVM IR (-O2):
@.str = [9 x i8] c"%c - %d\0A\00"
define i32 @main() {
%1 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 97, i8 signext 97)
%2 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 98, i8 signext 98)
%3 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 99, i8 signext 99)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 100, i8 signext 100)
%5 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 101, i8 signext 101)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 102, i8 signext 102)
%7 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 103, i8 signext 103)
%8 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 104, i8 signext 104)
%9 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 105, i8 signext 105)
%10 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 106, i8 signext 106)
%11 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 107, i8 signext 107)
%12 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 108, i8 signext 108)
%13 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 109, i8 signext 109)
%14 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 110, i8 signext 110)
%15 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 111, i8 signext 111)
%16 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 112, i8 signext 112)
%17 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 113, i8 signext 113)
%18 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 114, i8 signext 114)
%19 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 115, i8 signext 115)
%20 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 116, i8 signext 116)
%21 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 117, i8 signext 117)
%22 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 118, i8 signext 118)
%23 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 119, i8 signext 119)
%24 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 120, i8 signext 120)
%25 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 121, i8 signext 121)
%26 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 122, i8 signext 122)
%27 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 65, i8 signext 65)
%28 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 66, i8 signext 66)
%29 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 67, i8 signext 67)
%30 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 68, i8 signext 68)
%31 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 69, i8 signext 69)
%32 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 70, i8 signext 70)
%33 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 71, i8 signext 71)
%34 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 72, i8 signext 72)
%35 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 73, i8 signext 73)
%36 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 74, i8 signext 74)
%37 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 75, i8 signext 75)
%38 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 76, i8 signext 76)
%39 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 77, i8 signext 77)
%40 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 78, i8 signext 78)
%41 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 79, i8 signext 79)
%42 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 80, i8 signext 80)
%43 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 81, i8 signext 81)
%44 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 82, i8 signext 82)
%45 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 83, i8 signext 83)
%46 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 84, i8 signext 84)
%47 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 85, i8 signext 85)
%48 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 86, i8 signext 86)
%49 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 87, i8 signext 87)
%50 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 88, i8 signext 88)
%51 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 89, i8 signext 89)
%52 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 90, i8 signext 90)
%53 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 48, i8 signext 48)
%54 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 49, i8 signext 49)
%55 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 50, i8 signext 50)
%56 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 51, i8 signext 51)
%57 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 52, i8 signext 52)
%58 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 53, i8 signext 53)
%59 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 54, i8 signext 54)
%60 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 55, i8 signext 55)
%61 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 56, i8 signext 56)
%62 = tail call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0), i8 signext 57, i8 signext 57)
ret i32 0
}