#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 EXIT_SUCCESS;
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ test_read_names(char *);
int main(int argc, char **argv) {
  if (argc != 2) {
    printf("usage: seq_file_test <in.fa|fq|sam|bam>\n");
    return -1;
  }
  char *file_path = argv[1];
  printf(" Filepath: %s\n", file_path);
  test_read_names(file_path);
  return EXIT_SUCCESS;
}


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   $0x2,-0x8(%rbp)
je     115a <main+0x3a>
lea    0xeb9(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0xffffffff,-0x4(%rbp)
jmp    118d <main+0x6d>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rax
mov    %rax,-0x18(%rbp)
mov    -0x18(%rbp),%rsi
lea    0xeb8(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%rdi
call   1040 <test_read_names@plt>
mov    0x2e58(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
cmp    $0x2,%edi
jne    115e <main+0x2e>
mov    0x8(%rsi),%rbx
lea    0xebf(%rip),%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
call   1050 <test_read_names@plt>
mov    0x2e86(%rip),%rax
mov    (%rax),%eax
pop    %rbx
ret
lea    0xeaa(%rip),%rdi
call   1030 <puts@plt>
mov    $0xffffffff,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [41 x i8] c"usage: seq_file_test <in.fa|fq|sam|bam>\0A\00"
@.str.1 = [15 x i8] c" Filepath: %s\0A\00"
@EXIT_SUCCESS = global i32 0
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i8*
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%7 = load i32, i32* %4
%8 = icmp ne i32 %7, 2
br i1 %8, label %9, label %11
9: ; preds = %2
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str, i64 0, i64 0))
store i32 -1, i32* %3
br label %20
11: ; preds = %2
%12 = load i8**, i8*** %5
%13 = getelementptr inbounds i8*, i8** %12, i64 1
%14 = load i8*, i8** %13
store i8* %14, i8** %6
%15 = load i8*, i8** %6
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* %15)
%17 = load i8*, i8** %6
%18 = call i32 @test_read_names(i8* %17)
%19 = load i32, i32* @EXIT_SUCCESS
store i32 %19, i32* %3
br label %20
20: ; preds = %11, %9
%21 = load i32, i32* %3
ret i32 %21
}

LLVM IR (-O2):
@.str.1 = [15 x i8] c" Filepath: %s\0A\00"
@EXIT_SUCCESS = global i32 0
@str = [40 x i8] c"usage: seq_file_test <in.fa|fq|sam|bam>\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 2
br i1 %3, label %6, label %4
4: ; preds = %2
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([40 x i8], [40 x i8]* @str, i64 0, i64 0))
br label %12
6: ; preds = %2
%7 = getelementptr inbounds i8*, i8** %1, i64 1
%8 = load i8*, i8** %7
%9 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i8* %8)
%10 = tail call i32 @test_read_names(i8* %8)
%11 = load i32, i32* @EXIT_SUCCESS
br label %12
12: ; preds = %6, %4
%13 = phi i32 [ -1, %4 ], [ %11, %6 ]
ret i32 %13
}