#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 double GLdouble;

/* Variables and functions */
int /*<<< orphan*/ GL_CLIP_PLANE0;
int /*<<< orphan*/ GL_CLIP_PLANE1;
int /*<<< orphan*/ GL_COLOR_BUFFER_BIT;
int /*<<< orphan*/ glClear(int /*<<< orphan*/);
int /*<<< orphan*/ glClipPlane(int /*<<< orphan*/, double *);
int /*<<< orphan*/ glColor3f(float, float, float);
int /*<<< orphan*/ glEnable(int /*<<< orphan*/);
int /*<<< orphan*/ glFlush();
int /*<<< orphan*/ glPopMatrix();
int /*<<< orphan*/ glPushMatrix();
int /*<<< orphan*/ glRotatef(float, float, float, float);
int /*<<< orphan*/ glTranslatef(float, float, float);
int /*<<< orphan*/ glutWireSphere(double, int, int);
void display(void) {
  GLdouble eqn[4] = {0.0, 1.0, 0.0, 0.0};
  GLdouble eqn2[4] = {1.0, 0.0, 0.0, 0.0};
  glClear(GL_COLOR_BUFFER_BIT);
  glColor3f(1.0f, 1.0f, 10.f);
  glPushMatrix();
  glTranslatef(0.0f, 0.0f, -5.0f);
  glClipPlane(GL_CLIP_PLANE0, eqn);
  glEnable(GL_CLIP_PLANE0);
  glClipPlane(GL_CLIP_PLANE1, eqn2);
  glEnable(GL_CLIP_PLANE1);
  glRotatef(90.0f, 1.0f, 0.0f, 0.0f);
  glutWireSphere(1.0, 20, 16);
  glPopMatrix();
  glFlush();
}


x86 assembly (clang, -O0):
<display>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
mov    0xe71(%rip),%rax
mov    %rax,-0x20(%rbp)
mov    0xe6e(%rip),%rax
mov    %rax,-0x18(%rbp)
mov    0xe6b(%rip),%rax
mov    %rax,-0x10(%rbp)
mov    0xe68(%rip),%rax
mov    %rax,-0x8(%rbp)
mov    0xe65(%rip),%rax
mov    %rax,-0x40(%rbp)
mov    0xe62(%rip),%rax
mov    %rax,-0x38(%rbp)
mov    0xe5f(%rip),%rax
mov    %rax,-0x30(%rbp)
mov    0xe5c(%rip),%rax
mov    %rax,-0x28(%rbp)
mov    0x2dc9(%rip),%rax
mov    (%rax),%edi
call   1040 <glClear@plt>
movss  0xdf6(%rip),%xmm1
movss  0xdf6(%rip),%xmm2
movaps %xmm1,%xmm0
call   1070 <glColor3f@plt>
mov    $0x0,%al
call   1090 <glPushMatrix@plt>
xorps  %xmm1,%xmm1
movss  0xdd8(%rip),%xmm2
movaps %xmm1,%xmm0
call   10b0 <glTranslatef@plt>
mov    0x2d99(%rip),%rax
mov    (%rax),%edi
lea    -0x20(%rbp),%rsi
call   1030 <glClipPlane@plt>
mov    0x2d87(%rip),%rax
mov    (%rax),%edi
call   1050 <glEnable@plt>
mov    0x2d91(%rip),%rax
mov    (%rax),%edi
lea    -0x40(%rbp),%rsi
call   1030 <glClipPlane@plt>
mov    0x2d7f(%rip),%rax
mov    (%rax),%edi
call   1050 <glEnable@plt>
movss  0xd80(%rip),%xmm0
movss  0xd7c(%rip),%xmm1
xorps  %xmm3,%xmm3
movaps %xmm3,%xmm2
call   10c0 <glRotatef@plt>
movsd  0xd5d(%rip),%xmm0
mov    $0x14,%edi
mov    $0x10,%esi
call   10a0 <glutWireSphere@plt>
mov    $0x0,%al
call   1060 <glPopMatrix@plt>
mov    $0x0,%al
call   1080 <glFlush@plt>
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<display>:
push   %rbx
sub    $0x40,%rsp
movaps 0xe84(%rip),%xmm0
movaps %xmm0,0x30(%rsp)
movaps 0xe68(%rip),%xmm0
movaps %xmm0,0x20(%rsp)
movaps 0xe8c(%rip),%xmm0
movaps %xmm0,0x10(%rsp)
movaps 0xe70(%rip),%xmm0
movaps %xmm0,(%rsp)
mov    0x2df5(%rip),%rax
mov    (%rax),%edi
call   1040 <glClear@plt>
movss  0xe16(%rip),%xmm0
movss  0xe12(%rip),%xmm2
movaps %xmm0,%xmm1
call   1070 <glColor3f@plt>
xor    %eax,%eax
call   1090 <glPushMatrix@plt>
movss  0xdff(%rip),%xmm2
xorps  %xmm0,%xmm0
xorps  %xmm1,%xmm1
call   10b0 <glTranslatef@plt>
mov    0x2dc5(%rip),%rbx
mov    (%rbx),%edi
lea    0x20(%rsp),%rsi
call   1030 <glClipPlane@plt>
mov    (%rbx),%edi
call   1050 <glEnable@plt>
mov    0x2dc3(%rip),%rbx
mov    (%rbx),%edi
mov    %rsp,%rsi
call   1030 <glClipPlane@plt>
mov    (%rbx),%edi
call   1050 <glEnable@plt>
movss  0xdbe(%rip),%xmm0
xorps  %xmm2,%xmm2
xorps  %xmm3,%xmm3
movss  0xda4(%rip),%xmm1
call   10c0 <glRotatef@plt>
movsd  0xda7(%rip),%xmm0
mov    $0x14,%edi
mov    $0x10,%esi
call   10a0 <glutWireSphere@plt>
xor    %eax,%eax
call   1060 <glPopMatrix@plt>
xor    %eax,%eax
call   1080 <glFlush@plt>
add    $0x40,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@__const.display.eqn = [4 x double] [double 0.000000e+00, double 1.000000e+00, double 0.000000e+00, double 0.000000e+00]
@__const.display.eqn2 = [4 x double] [double 1.000000e+00, double 0.000000e+00, double 0.000000e+00, double 0.000000e+00]
@GL_COLOR_BUFFER_BIT = global i32 0
@GL_CLIP_PLANE0 = global i32 0
@GL_CLIP_PLANE1 = global i32 0
define void @display() {
%1 = alloca [4 x double]
%2 = alloca [4 x double]
%3 = bitcast [4 x double]* %1 to i8*
%4 = bitcast [4 x double]* %2 to i8*
%5 = load i32, i32* @GL_COLOR_BUFFER_BIT
%6 = call i32 @glClear(i32 %5)
%7 = call i32 @glColor3f(float 1.000000e+00, float 1.000000e+00, float 1.000000e+01)
%8 = call i32 (...) @glPushMatrix()
%9 = call i32 @glTranslatef(float 0.000000e+00, float 0.000000e+00, float -5.000000e+00)
%10 = load i32, i32* @GL_CLIP_PLANE0
%11 = getelementptr inbounds [4 x double], [4 x double]* %1, i64 0, i64 0
%12 = call i32 @glClipPlane(i32 %10, double* %11)
%13 = load i32, i32* @GL_CLIP_PLANE0
%14 = call i32 @glEnable(i32 %13)
%15 = load i32, i32* @GL_CLIP_PLANE1
%16 = getelementptr inbounds [4 x double], [4 x double]* %2, i64 0, i64 0
%17 = call i32 @glClipPlane(i32 %15, double* %16)
%18 = load i32, i32* @GL_CLIP_PLANE1
%19 = call i32 @glEnable(i32 %18)
%20 = call i32 @glRotatef(float 9.000000e+01, float 1.000000e+00, float 0.000000e+00, float 0.000000e+00)
%21 = call i32 @glutWireSphere(double 1.000000e+00, i32 20, i32 16)
%22 = call i32 (...) @glPopMatrix()
%23 = call i32 (...) @glFlush()
ret void
}

LLVM IR (-O2):
@__const.display.eqn = [4 x double] [double 0.000000e+00, double 1.000000e+00, double 0.000000e+00, double 0.000000e+00]
@__const.display.eqn2 = [4 x double] [double 1.000000e+00, double 0.000000e+00, double 0.000000e+00, double 0.000000e+00]
@GL_COLOR_BUFFER_BIT = global i32 0
@GL_CLIP_PLANE0 = global i32 0
@GL_CLIP_PLANE1 = global i32 0
define void @display() {
%1 = alloca [4 x double]
%2 = alloca [4 x double]
%3 = bitcast [4 x double]* %1 to i8*
%4 = bitcast [4 x double]* %2 to i8*
%5 = load i32, i32* @GL_COLOR_BUFFER_BIT
%6 = tail call i32 @glClear(i32 %5)
%7 = tail call i32 @glColor3f(float 1.000000e+00, float 1.000000e+00, float 1.000000e+01)
%8 = tail call i32 (...) @glPushMatrix()
%9 = tail call i32 @glTranslatef(float 0.000000e+00, float 0.000000e+00, float -5.000000e+00)
%10 = load i32, i32* @GL_CLIP_PLANE0
%11 = getelementptr inbounds [4 x double], [4 x double]* %1, i64 0, i64 0
%12 = call i32 @glClipPlane(i32 %10, double* %11)
%13 = load i32, i32* @GL_CLIP_PLANE0
%14 = call i32 @glEnable(i32 %13)
%15 = load i32, i32* @GL_CLIP_PLANE1
%16 = getelementptr inbounds [4 x double], [4 x double]* %2, i64 0, i64 0
%17 = call i32 @glClipPlane(i32 %15, double* %16)
%18 = load i32, i32* @GL_CLIP_PLANE1
%19 = call i32 @glEnable(i32 %18)
%20 = call i32 @glRotatef(float 9.000000e+01, float 1.000000e+00, float 0.000000e+00, float 0.000000e+00)
%21 = call i32 @glutWireSphere(double 1.000000e+00, i32 20, i32 16)
%22 = call i32 (...) @glPopMatrix()
%23 = call i32 (...) @glFlush()
ret void
}