#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*/ fprintf(int /*<<< orphan*/, char *);
int /*<<< orphan*/ stderr;
void usage(void) {
  fprintf(stderr, "unix-groups-reentrancy-test\n\n");
  fprintf(stderr, "options:\n");
  fprintf(stderr, "-g:             run getgrgid test\n");
  fprintf(stderr, "-h:             this help message.\n");
  fprintf(stderr,
          "-n:             use the non-reentrant versions of the functions\n");
  fprintf(stderr, "-p:             run getpwuid test\n");
  fprintf(stderr, "-v:             be verbose\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
mov    0x2ec5(%rip),%rax
mov    (%rax),%edi
lea    0xedc(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2eb0(%rip),%rax
mov    (%rax),%edi
lea    0xee5(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e9b(%rip),%rax
mov    (%rax),%edi
lea    0xeda(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e86(%rip),%rax
mov    (%rax),%edi
lea    0xee8(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e71(%rip),%rax
mov    (%rax),%edi
lea    0xef7(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e5c(%rip),%rax
mov    (%rax),%edi
lea    0xf23(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e47(%rip),%rax
mov    (%rax),%edi
lea    0xf31(%rip),%rsi
call   1030 <fprintf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rbx
mov    0x2ec8(%rip),%rbx
mov    (%rbx),%edi
lea    0xedf(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xeef(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xeeb(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf00(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf16(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf49(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf5e(%rip),%rsi
pop    %rbx
jmp    1030 <fprintf@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [30 x i8] c"unix-groups-reentrancy-test\0A\0A\00"
@.str.1 = [10 x i8] c"options:\0A\00"
@.str.2 = [35 x i8] c"-g: run getgrgid test\0A\00"
@.str.3 = [36 x i8] c"-h: this help message.\0A\00"
@.str.4 = [65 x i8] c"-n: use the non-reentrant versions of the functions\0A\00"
@.str.5 = [35 x i8] c"-p: run getpwuid test\0A\00"
@.str.6 = [28 x i8] c"-v: be verbose\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.6, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [30 x i8] c"unix-groups-reentrancy-test\0A\0A\00"
@.str.1 = [10 x i8] c"options:\0A\00"
@.str.2 = [35 x i8] c"-g: run getgrgid test\0A\00"
@.str.3 = [36 x i8] c"-h: this help message.\0A\00"
@.str.4 = [65 x i8] c"-n: use the non-reentrant versions of the functions\0A\00"
@.str.5 = [35 x i8] c"-p: run getpwuid test\0A\00"
@.str.6 = [28 x i8] c"-v: be verbose\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = tail call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = tail call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = tail call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = tail call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.6, i64 0, i64 0))
ret void
}