#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*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *, int *, int *);
int main(void) {
  int x = 0, y = 0, z = 0;
  int min = 0;
  printf("输入三个整数: ");
  scanf("%d%d%d", &x, &y, &z);
  min = x;
  if (y < min) {
    min = y;
  }
  if (z < min) {
    min = z;
  }
  printf("三个整数(%d %d %d)中最小的是: %d\n", x, y, z, min);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0x8(%rbp)
movl   $0x0,-0xc(%rbp)
movl   $0x0,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
lea    0xeae(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeb5(%rip),%rdi
lea    -0x8(%rbp),%rsi
lea    -0xc(%rbp),%rdx
lea    -0x10(%rbp),%rcx
call   1040 <scanf@plt>
mov    -0x8(%rbp),%eax
mov    %eax,-0x14(%rbp)
mov    -0xc(%rbp),%eax
cmp    -0x14(%rbp),%eax
jge    1189 <main+0x69>
mov    -0xc(%rbp),%eax
mov    %eax,-0x14(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0x14(%rbp),%eax
jge    119b <main+0x7b>
mov    -0x10(%rbp),%eax
mov    %eax,-0x14(%rbp)
mov    -0x8(%rbp),%esi
mov    -0xc(%rbp),%edx
mov    -0x10(%rbp),%ecx
mov    -0x14(%rbp),%r8d
lea    0xe6d(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
sub    $0x18,%rsp
movl   $0x0,0x14(%rsp)
movl   $0x0,0x10(%rsp)
movl   $0x0,0xc(%rsp)
lea    0xebd(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xec4(%rip),%rdi
lea    0x14(%rsp),%rsi
lea    0x10(%rsp),%rdx
lea    0xc(%rsp),%rcx
call   1040 <scanf@plt>
mov    0x14(%rsp),%esi
mov    0x10(%rsp),%edx
cmp    %esi,%edx
mov    %esi,%r8d
cmovl  %edx,%r8d
mov    0xc(%rsp),%ecx
cmp    %r8d,%ecx
cmovl  %ecx,%r8d
lea    0xe94(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x18,%rsp
ret

LLVM IR (-O0):
@.str = [21 x i8] c"\E8\BE\93\E5\85\A5\E4\B8\89\E4\B8\AA\E6\95\B4\E6\95\B0: \00"
@.str.1 = [7 x i8] c"%d%d%d\00"
@.str.2 = [43 x i8] c"\E4\B8\89\E4\B8\AA\E6\95\B4\E6\95\B0(%d %d %d)\E4\B8\AD\E6\9C\80\E5\B0\8F\E7\9A\84\E6\98\AF: %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %2
store i32 0, i32* %3
store i32 0, i32* %4
store i32 0, i32* %5
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32* %2, i32* %3, i32* %4)
%8 = load i32, i32* %2
store i32 %8, i32* %5
%9 = load i32, i32* %3
%10 = load i32, i32* %5
%11 = icmp slt i32 %9, %10
br i1 %11, label %12, label %14
12: ; preds = %0
%13 = load i32, i32* %3
store i32 %13, i32* %5
br label %14
14: ; preds = %12, %0
%15 = load i32, i32* %4
%16 = load i32, i32* %5
%17 = icmp slt i32 %15, %16
br i1 %17, label %18, label %20
18: ; preds = %14
%19 = load i32, i32* %4
store i32 %19, i32* %5
br label %20
20: ; preds = %18, %14
%21 = load i32, i32* %2
%22 = load i32, i32* %3
%23 = load i32, i32* %4
%24 = load i32, i32* %5
%25 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([43 x i8], [43 x i8]* @.str.2, i64 0, i64 0), i32 %21, i32 %22, i32 %23, i32 %24)
ret i32 0
}

LLVM IR (-O2):
@.str = [21 x i8] c"\E8\BE\93\E5\85\A5\E4\B8\89\E4\B8\AA\E6\95\B4\E6\95\B0: \00"
@.str.1 = [7 x i8] c"%d%d%d\00"
@.str.2 = [43 x i8] c"\E4\B8\89\E4\B8\AA\E6\95\B4\E6\95\B0(%d %d %d)\E4\B8\AD\E6\9C\80\E5\B0\8F\E7\9A\84\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 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32* %1, i32* %2, i32* %3)
%9 = load i32, i32* %1
%10 = load i32, i32* %2
%11 = icmp slt i32 %10, %9
%12 = select i1 %11, i32 %10, i32 %9
%13 = load i32, i32* %3
%14 = icmp slt i32 %13, %12
%15 = select i1 %14, i32 %13, i32 %12
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([43 x i8], [43 x i8]* @.str.2, i64 0, i64 0), i32 %9, i32 %10, i32 %13, i32 %15)
ret i32 0
}