#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 atoi(char *);
int /*<<< orphan*/ exit(int);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *, char *);
int /*<<< orphan*/ group_trim(char, int);
int /*<<< orphan*/ stderr;
int main(int argc, char **argv) {
  char delimiter;
  int column_count;
  if (argc != 3) {
    fprintf(stderr, "Usage: %s delimiter column_count\n", argv[0]);
    exit(1);
  }
  delimiter = *argv[1];
  column_count = atoi(argv[2]);
  if (column_count <= 0) {
    fprintf(stderr, "Error in %s: column_count must be positive.\n", argv[0]);
    exit(1);
  }
  group_trim(delimiter, column_count);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x3,-0x8(%rbp)
je     1186 <main+0x46>
mov    0x2e79(%rip),%rax
mov    (%rax),%edi
mov    -0x10(%rbp),%rax
mov    (%rax),%rdx
lea    0xe89(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0x1,%edi
call   1060 <exit@plt>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rax
mov    (%rax),%al
mov    %al,-0x11(%rbp)
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rdi
call   1050 <atoi@plt>
mov    %eax,-0x18(%rbp)
cmpl   $0x0,-0x18(%rbp)
jg     11d3 <main+0x93>
mov    0x2e2c(%rip),%rax
mov    (%rax),%edi
mov    -0x10(%rbp),%rax
mov    (%rax),%rdx
lea    0xe5e(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0x1,%edi
call   1060 <exit@plt>
mov    -0x11(%rbp),%al
mov    -0x18(%rbp),%esi
movsbl %al,%edi
call   1040 <group_trim@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
mov    %rsi,%rbx
cmp    $0x3,%edi
jne    1168 <main+0x28>
mov    0x10(%rbx),%rdi
call   1050 <atoi@plt>
test   %eax,%eax
jle    117d <main+0x3d>
mov    0x8(%rbx),%rcx
movsbl (%rcx),%edi
mov    %eax,%esi
call   1040 <group_trim@plt>
xor    %eax,%eax
pop    %rbx
ret
mov    0x2e71(%rip),%rax
mov    (%rax),%edi
mov    (%rbx),%rdx
lea    0xe85(%rip),%rsi
jmp    1190 <main+0x50>
mov    0x2e5c(%rip),%rax
mov    (%rax),%edi
mov    (%rbx),%rdx
lea    0xe92(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0x1,%edi
call   1060 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [34 x i8] c"Usage: %s delimiter column_count\0A\00"
@.str.1 = [45 x i8] c"Error in %s: column_count must be positive.\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i8
%7 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%8 = load i32, i32* %4
%9 = icmp ne i32 %8, 3
br i1 %9, label %10, label %17
10: ; preds = %2
%11 = load i32, i32* @stderr
%12 = load i8**, i8*** %5
%13 = getelementptr inbounds i8*, i8** %12, i64 0
%14 = load i8*, i8** %13
%15 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str, i64 0, i64 0), i8* %14)
%16 = call i32 @exit(i32 1)
unreachable
17: ; preds = %2
%18 = load i8**, i8*** %5
%19 = getelementptr inbounds i8*, i8** %18, i64 1
%20 = load i8*, i8** %19
%21 = load i8, i8* %20
store i8 %21, i8* %6
%22 = load i8**, i8*** %5
%23 = getelementptr inbounds i8*, i8** %22, i64 2
%24 = load i8*, i8** %23
%25 = call i32 @atoi(i8* %24)
store i32 %25, i32* %7
%26 = load i32, i32* %7
%27 = icmp sle i32 %26, 0
br i1 %27, label %28, label %35
28: ; preds = %17
%29 = load i32, i32* @stderr
%30 = load i8**, i8*** %5
%31 = getelementptr inbounds i8*, i8** %30, i64 0
%32 = load i8*, i8** %31
%33 = call i32 @fprintf(i32 %29, i8* getelementptr inbounds ([45 x i8], [45 x i8]* @.str.1, i64 0, i64 0), i8* %32)
%34 = call i32 @exit(i32 1)
unreachable
35: ; preds = %17
%36 = load i8, i8* %6
%37 = load i32, i32* %7
%38 = call i32 @group_trim(i8 signext %36, i32 %37)
ret i32 0
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [34 x i8] c"Usage: %s delimiter column_count\0A\00"
@.str.1 = [45 x i8] c"Error in %s: column_count must be positive.\0A\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 3
br i1 %3, label %9, label %4
4: ; preds = %2
%5 = load i32, i32* @stderr
%6 = load i8*, i8** %1
%7 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str, i64 0, i64 0), i8* %6)
%8 = tail call i32 @exit(i32 1)
unreachable
9: ; preds = %2
%10 = getelementptr inbounds i8*, i8** %1, i64 2
%11 = load i8*, i8** %10
%12 = tail call i32 @atoi(i8* %11)
%13 = icmp slt i32 %12, 1
br i1 %13, label %14, label %19
14: ; preds = %9
%15 = load i32, i32* @stderr
%16 = load i8*, i8** %1
%17 = tail call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([45 x i8], [45 x i8]* @.str.1, i64 0, i64 0), i8* %16)
%18 = tail call i32 @exit(i32 1)
unreachable
19: ; preds = %9
%20 = getelementptr inbounds i8*, i8** %1, i64 1
%21 = load i8*, i8** %20
%22 = load i8, i8* %21
%23 = tail call i32 @group_trim(i8 signext %22, i32 %12)
ret i32 0
}