#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 */
typedef int /*<<< orphan*/ FILE;

/* Variables and functions */
int /*<<< orphan*/ fclose(int /*<<< orphan*/ *);
int /*<<< orphan*/ fflush(int /*<<< orphan*/ *);
int /*<<< orphan*/ *fopen(char *, char *);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/ *, char *, char *);
void _log_error(char *mesg) {
  FILE *fp = fopen("ErrorCatch.log", "a+");
  if (fp != NULL) {
    fprintf(fp, "%s.", mesg);
    fflush(fp);
    fclose(fp);
  }
}


x86 assembly (clang, -O0):
<_log_error>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
lea    0xead(%rip),%rdi
lea    0xeb5(%rip),%rsi
call   1060 <fopen@plt>
mov    %rax,-0x10(%rbp)
cmpq   $0x0,-0x10(%rbp)
je     1194 <_log_error+0x54>
mov    -0x10(%rbp),%rdi
mov    -0x8(%rbp),%rdx
lea    0xe95(%rip),%rsi
call   1040 <fprintf@plt>
mov    -0x10(%rbp),%rdi
call   1050 <fflush@plt>
mov    -0x10(%rbp),%rdi
call   1030 <fclose@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<_log_error>:
push   %r14
push   %rbx
push   %rax
mov    %rdi,%r14
lea    0xeb2(%rip),%rdi
lea    0xeba(%rip),%rsi
call   1060 <fopen@plt>
test   %rax,%rax
je     118b <_log_error+0x4b>
mov    %rax,%rbx
lea    0xea9(%rip),%rsi
mov    %rax,%rdi
mov    %r14,%rdx
call   1040 <fprintf@plt>
mov    %rbx,%rdi
call   1050 <fflush@plt>
mov    %rbx,%rdi
add    $0x8,%rsp
pop    %rbx
pop    %r14
jmp    1030 <fclose@plt>
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [15 x i8] c"ErrorCatch.log\00"
@.str.1 = [3 x i8] c"a+\00"
@.str.2 = [4 x i8] c"%s.\00"
define void @_log_error(i8* %0) {
%2 = alloca i8*
%3 = alloca i32*
store i8* %0, i8** %2
%4 = call i32* @fopen(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
store i32* %4, i32** %3
%5 = load i32*, i32** %3
%6 = icmp ne i32* %5, null
br i1 %6, label %7, label %15
7: ; preds = %1
%8 = load i32*, i32** %3
%9 = load i8*, i8** %2
%10 = call i32 @fprintf(i32* %8, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i8* %9)
%11 = load i32*, i32** %3
%12 = call i32 @fflush(i32* %11)
%13 = load i32*, i32** %3
%14 = call i32 @fclose(i32* %13)
br label %15
15: ; preds = %7, %1
ret void
}

LLVM IR (-O2):
@.str = [15 x i8] c"ErrorCatch.log\00"
@.str.1 = [3 x i8] c"a+\00"
@.str.2 = [4 x i8] c"%s.\00"
define void @_log_error(i8* %0) {
%2 = tail call i32* @fopen(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%3 = icmp eq i32* %2, null
br i1 %3, label %8, label %4
4: ; preds = %1
%5 = tail call i32 @fprintf(i32* %2, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i8* %0)
%6 = tail call i32 @fflush(i32* %2)
%7 = tail call i32 @fclose(i32* %2)
br label %8
8: ; preds = %4, %1
ret void
}