#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*/ postprocess(char *);
int main(void) {
  postprocess("vanilla string");
  postprocess("nospace");
  postprocess("inner    space");
  postprocess(" leading");
  postprocess("    leading");
  postprocess("trailing ");
  postprocess("trailing   ");
  postprocess("");
  postprocess("   leading&trailing   ");
  postprocess("   leading & trailing   ");
  postprocess("   leading   and internal");
  postprocess("internal    and trailing   ");
  postprocess("    everything   at   once   ");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeda(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xedd(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xed9(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xedf(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xed0(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xed0(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xef2(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xf45(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xeb6(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xec1(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xece(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xedc(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xeec(%rip),%rdi
call   1030 <postprocess@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xeeb(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xee7(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xeed(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xede(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xede(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xf00(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xf53(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xec4(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xecf(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xedc(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xeea(%rip),%rdi
call   1030 <postprocess@plt>
lea    0xefa(%rip),%rdi
call   1030 <postprocess@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [15 x i8] c"vanilla string\00"
@.str.1 = [8 x i8] c"nospace\00"
@.str.2 = [15 x i8] c"inner space\00"
@.str.3 = [9 x i8] c" leading\00"
@.str.4 = [12 x i8] c" leading\00"
@.str.5 = [10 x i8] c"trailing \00"
@.str.6 = [12 x i8] c"trailing \00"
@.str.7 = [1 x i8] zeroinitializer
@.str.8 = [23 x i8] c" leading&trailing \00"
@.str.9 = [25 x i8] c" leading & trailing \00"
@.str.10 = [26 x i8] c" leading and internal\00"
@.str.11 = [28 x i8] c"internal and trailing \00"
@.str.12 = [30 x i8] c" everything at once \00"
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
%2 = call i32 @postprocess(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str, i64 0, i64 0))
%3 = call i32 @postprocess(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0))
%4 = call i32 @postprocess(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.2, i64 0, i64 0))
%5 = call i32 @postprocess(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.3, i64 0, i64 0))
%6 = call i32 @postprocess(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.4, i64 0, i64 0))
%7 = call i32 @postprocess(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.5, i64 0, i64 0))
%8 = call i32 @postprocess(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.6, i64 0, i64 0))
%9 = call i32 @postprocess(i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str.7, i64 0, i64 0))
%10 = call i32 @postprocess(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.8, i64 0, i64 0))
%11 = call i32 @postprocess(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.9, i64 0, i64 0))
%12 = call i32 @postprocess(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.10, i64 0, i64 0))
%13 = call i32 @postprocess(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.11, i64 0, i64 0))
%14 = call i32 @postprocess(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.12, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@.str = [15 x i8] c"vanilla string\00"
@.str.1 = [8 x i8] c"nospace\00"
@.str.2 = [15 x i8] c"inner space\00"
@.str.3 = [9 x i8] c" leading\00"
@.str.4 = [12 x i8] c" leading\00"
@.str.5 = [10 x i8] c"trailing \00"
@.str.6 = [12 x i8] c"trailing \00"
@.str.7 = [1 x i8] zeroinitializer
@.str.8 = [23 x i8] c" leading&trailing \00"
@.str.9 = [25 x i8] c" leading & trailing \00"
@.str.10 = [26 x i8] c" leading and internal\00"
@.str.11 = [28 x i8] c"internal and trailing \00"
@.str.12 = [30 x i8] c" everything at once \00"
define i32 @main() {
%1 = tail call i32 @postprocess(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str, i64 0, i64 0))
%2 = tail call i32 @postprocess(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0))
%3 = tail call i32 @postprocess(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.2, i64 0, i64 0))
%4 = tail call i32 @postprocess(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.3, i64 0, i64 0))
%5 = tail call i32 @postprocess(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.4, i64 0, i64 0))
%6 = tail call i32 @postprocess(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.5, i64 0, i64 0))
%7 = tail call i32 @postprocess(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.6, i64 0, i64 0))
%8 = tail call i32 @postprocess(i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str.7, i64 0, i64 0))
%9 = tail call i32 @postprocess(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.8, i64 0, i64 0))
%10 = tail call i32 @postprocess(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.9, i64 0, i64 0))
%11 = tail call i32 @postprocess(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.10, i64 0, i64 0))
%12 = tail call i32 @postprocess(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.11, i64 0, i64 0))
%13 = tail call i32 @postprocess(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.12, i64 0, i64 0))
ret i32 0
}