#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 min(int, int, int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ puts(char *);
int /*<<< orphan*/ scanf(char *, int *);
int main(void) {
  int a = 0, b = 0, c = 0;
  puts("请输入三个整数");
  printf("整数a: ");
  scanf("%d", &a);
  printf("整数b: ");
  scanf("%d", &b);
  printf("整数c: ");
  scanf("%d", &c);
  printf("最小值是: %d\n", min(a, b, c));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0x8(%rbp)
movl   $0x0,-0xc(%rbp)
movl   $0x0,-0x10(%rbp)
lea    0xe95(%rip),%rdi
call   1030 <puts@plt>
lea    0xe9f(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xe9b(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1060 <scanf@plt>
lea    0xe8e(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xe7d(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1060 <scanf@plt>
lea    0xe7a(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xe5f(%rip),%rdi
lea    -0x10(%rbp),%rsi
call   1060 <scanf@plt>
mov    -0x8(%rbp),%edi
mov    -0xc(%rbp),%esi
mov    -0x10(%rbp),%edx
call   1050 <min@plt>
mov    %eax,%esi
lea    0xe56(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
movl   $0x0,0xc(%rsp)
movl   $0x0,0x8(%rsp)
movl   $0x0,0x4(%rsp)
lea    0xe9c(%rip),%rdi
call   1030 <puts@plt>
lea    0xea6(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xea2(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0xe91(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0xe80(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0x4(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
mov    0xc(%rsp),%edi
mov    0x8(%rsp),%esi
mov    0x4(%rsp),%edx
call   1050 <min@plt>
lea    0xe5e(%rip),%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [22 x i8] c"\E8\AF\B7\E8\BE\93\E5\85\A5\E4\B8\89\E4\B8\AA\E6\95\B4\E6\95\B0\00"
@.str.1 = [10 x i8] c"\E6\95\B4\E6\95\B0a: \00"
@.str.2 = [3 x i8] c"%d\00"
@.str.3 = [10 x i8] c"\E6\95\B4\E6\95\B0b: \00"
@.str.4 = [10 x i8] c"\E6\95\B4\E6\95\B0c: \00"
@.str.5 = [18 x i8] c"\E6\9C\80\E5\B0\8F\E5\80\BC\E6\98\AF: %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %2
store i32 0, i32* %3
store i32 0, i32* %4
%5 = call i32 @puts(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str, i64 0, i64 0))
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.1, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %2)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.3, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %3)
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.4, i64 0, i64 0))
%11 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %4)
%12 = load i32, i32* %2
%13 = load i32, i32* %3
%14 = load i32, i32* %4
%15 = call i32 @min(i32 %12, i32 %13, i32 %14)
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.5, i64 0, i64 0), i32 %15)
ret i32 0
}

LLVM IR (-O2):
@.str = [22 x i8] c"\E8\AF\B7\E8\BE\93\E5\85\A5\E4\B8\89\E4\B8\AA\E6\95\B4\E6\95\B0\00"
@.str.1 = [10 x i8] c"\E6\95\B4\E6\95\B0a: \00"
@.str.2 = [3 x i8] c"%d\00"
@.str.3 = [10 x i8] c"\E6\95\B4\E6\95\B0b: \00"
@.str.4 = [10 x i8] c"\E6\95\B4\E6\95\B0c: \00"
@.str.5 = [18 x i8] c"\E6\9C\80\E5\B0\8F\E5\80\BC\E6\98\AF: %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = bitcast i32* %1 to i8*
store i32 0, i32* %1
%5 = bitcast i32* %2 to i8*
store i32 0, i32* %2
%6 = bitcast i32* %3 to i8*
store i32 0, i32* %3
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @.str, i64 0, i64 0))
%8 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([10 x i8], [10 x i8]* @.str.1, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %1)
%10 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([10 x i8], [10 x i8]* @.str.3, i64 0, i64 0))
%11 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %2)
%12 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([10 x i8], [10 x i8]* @.str.4, i64 0, i64 0))
%13 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %3)
%14 = load i32, i32* %1
%15 = load i32, i32* %2
%16 = load i32, i32* %3
%17 = call i32 @min(i32 %14, i32 %15, i32 %16)
%18 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.5, i64 0, i64 0), i32 %17)
ret i32 0
}