#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 *, double);
int main(void) {
  printf("%f\n", 0.234728374678326);
  printf("%2.1f\n", 10.234728374678326);
  printf("%2.2f\n", 10.234728374678326);
  printf("%2.3f\n", 10.234728374678326);
  printf("%2.4f\n", 10.234728374678326);
  printf("%.4f\n", 10.234728374678326);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeea(%rip),%rdi
movsd  0xeda(%rip),%xmm0
call   1030 <printf@plt>
lea    0xeda(%rip),%rdi
movsd  0xebe(%rip),%xmm0
call   1030 <printf@plt>
lea    0xecd(%rip),%rdi
movsd  0xeaa(%rip),%xmm0
call   1030 <printf@plt>
lea    0xec0(%rip),%rdi
movsd  0xe96(%rip),%xmm0
call   1030 <printf@plt>
lea    0xeb3(%rip),%rdi
movsd  0xe82(%rip),%xmm0
call   1030 <printf@plt>
lea    0xea6(%rip),%rdi
movsd  0xe6e(%rip),%xmm0
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xef8(%rip),%rdi
movsd  0xee0(%rip),%xmm0
call   1030 <printf@plt>
lea    0xee8(%rip),%rdi
movsd  0xed4(%rip),%xmm0
call   1030 <printf@plt>
lea    0xedb(%rip),%rdi
movsd  0xec0(%rip),%xmm0
call   1030 <printf@plt>
lea    0xece(%rip),%rdi
movsd  0xeac(%rip),%xmm0
call   1030 <printf@plt>
lea    0xec1(%rip),%rdi
movsd  0xe98(%rip),%xmm0
call   1030 <printf@plt>
lea    0xeb4(%rip),%rdi
movsd  0xe84(%rip),%xmm0
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [4 x i8] c"%f\0A\00"
@.str.1 = [7 x i8] c"%2.1f\0A\00"
@.str.2 = [7 x i8] c"%2.2f\0A\00"
@.str.3 = [7 x i8] c"%2.3f\0A\00"
@.str.4 = [7 x i8] c"%2.4f\0A\00"
@.str.5 = [6 x i8] c"%.4f\0A\00"
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
%2 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), double 0x3FCE0B945257E3F9)
%3 = call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), double 0x4024782E51495F90)
%4 = call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.2, i64 0, i64 0), double 0x4024782E51495F90)
%5 = call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.3, i64 0, i64 0), double 0x4024782E51495F90)
%6 = call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.4, i64 0, i64 0), double 0x4024782E51495F90)
%7 = call i32 @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.5, i64 0, i64 0), double 0x4024782E51495F90)
ret i32 0
}

LLVM IR (-O2):
@.str = [4 x i8] c"%f\0A\00"
@.str.1 = [7 x i8] c"%2.1f\0A\00"
@.str.2 = [7 x i8] c"%2.2f\0A\00"
@.str.3 = [7 x i8] c"%2.3f\0A\00"
@.str.4 = [7 x i8] c"%2.4f\0A\00"
@.str.5 = [6 x i8] c"%.4f\0A\00"
define i32 @main() {
%1 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), double 0x3FCE0B945257E3F9)
%2 = tail call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), double 0x4024782E51495F90)
%3 = tail call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.2, i64 0, i64 0), double 0x4024782E51495F90)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.3, i64 0, i64 0), double 0x4024782E51495F90)
%5 = tail call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.4, i64 0, i64 0), double 0x4024782E51495F90)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.5, i64 0, i64 0), double 0x4024782E51495F90)
ret i32 0
}