#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 *, char *);
int strlen(char *);
int main(int argc, char const *argv[]) {
  char name[40];
  printf("What's your name?\n");
  scanf("%s", name);
  printf("Hello. %s. %s.\n", name, "What a super marvelous name!");
  printf("Your name of %d letters occupies %d memory cells.\n", strlen(name),
         sizeof name);
  printf("The phrase of praise has %d letters\n",
         strlen("What a super marvelous name!"));
  printf("and occupies %d memory cells.\n",
         sizeof "What a super marvelous name!");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
lea    0xeb3(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    -0x40(%rbp),%rsi
lea    0xeb4(%rip),%rdi
call   1050 <scanf@plt>
lea    -0x40(%rbp),%rsi
lea    0xea7(%rip),%rdi
lea    0xeb0(%rip),%rdx
mov    $0x0,%al
call   1040 <printf@plt>
lea    -0x40(%rbp),%rdi
call   1030 <strlen@plt>
mov    %eax,%esi
lea    0xeb4(%rip),%rdi
mov    $0x28,%edx
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xe84(%rip),%rdi
call   1030 <strlen@plt>
mov    %eax,%esi
lea    0xec6(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xedd(%rip),%rdi
mov    $0x1d,%esi
mov    $0x0,%al
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
sub    $0x28,%rsp
lea    0xf59(%rip),%rdi
call   1030 <puts@plt>
lea    0xea6(%rip),%rdi
mov    %rsp,%rbx
mov    %rbx,%rsi
call   1060 <scanf@plt>
lea    0xe97(%rip),%rdi
lea    0xea0(%rip),%r14
mov    %rbx,%rsi
mov    %r14,%rdx
xor    %eax,%eax
call   1050 <printf@plt>
mov    %rbx,%rdi
call   1040 <strlen@plt>
lea    0xea1(%rip),%rdi
mov    $0x28,%edx
mov    %eax,%esi
xor    %eax,%eax
call   1050 <printf@plt>
mov    %r14,%rdi
call   1040 <strlen@plt>
lea    0xeb7(%rip),%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0xecc(%rip),%rdi
mov    $0x1d,%esi
xor    %eax,%eax
call   1050 <printf@plt>
xor    %eax,%eax
add    $0x28,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [19 x i8] c"What's your name?\0A\00"
@.str.1 = [3 x i8] c"%s\00"
@.str.2 = [16 x i8] c"Hello. %s. %s.\0A\00"
@.str.3 = [29 x i8] c"What a super marvelous name!\00"
@.str.4 = [51 x i8] c"Your name of %d letters occupies %d memory cells.\0A\00"
@.str.5 = [37 x i8] c"The phrase of praise has %d letters\0A\00"
@.str.6 = [31 x i8] c"and occupies %d memory cells.\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca [40 x i8]
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str, i64 0, i64 0))
%8 = getelementptr inbounds [40 x i8], [40 x i8]* %6, i64 0, i64 0
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %8)
%10 = getelementptr inbounds [40 x i8], [40 x i8]* %6, i64 0, i64 0
%11 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i8* %10, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.3, i64 0, i64 0))
%12 = getelementptr inbounds [40 x i8], [40 x i8]* %6, i64 0, i64 0
%13 = call i32 @strlen(i8* %12)
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([51 x i8], [51 x i8]* @.str.4, i64 0, i64 0), i32 %13, i64 40)
%15 = call i32 @strlen(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.3, i64 0, i64 0))
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.5, i64 0, i64 0), i32 %15)
%17 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.6, i64 0, i64 0), i64 29)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%s\00"
@.str.2 = [16 x i8] c"Hello. %s. %s.\0A\00"
@.str.3 = [29 x i8] c"What a super marvelous name!\00"
@.str.4 = [51 x i8] c"Your name of %d letters occupies %d memory cells.\0A\00"
@.str.5 = [37 x i8] c"The phrase of praise has %d letters\0A\00"
@.str.6 = [31 x i8] c"and occupies %d memory cells.\0A\00"
@str = [18 x i8] c"What's your name?\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = alloca [40 x i8]
%4 = getelementptr inbounds [40 x i8], [40 x i8]* %3, i64 0, i64 0
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %4)
%7 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i8* %4, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.3, i64 0, i64 0))
%8 = call i32 @strlen(i8* %4)
%9 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([51 x i8], [51 x i8]* @.str.4, i64 0, i64 0), i32 %8, i64 40)
%10 = call i32 @strlen(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.3, i64 0, i64 0))
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([37 x i8], [37 x i8]* @.str.5, i64 0, i64 0), i32 %10)
%12 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([31 x i8], [31 x i8]* @.str.6, i64 0, i64 0), i64 29)
ret i32 0
}