#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 */
scalar_t__ CLOCKS_PER_SEC;
scalar_t__ clock();
int /*<<< orphan*/ exit(int /*<<< orphan*/);
int /*<<< orphan*/ gauss(float *, int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ ranlxs(float *, int);
int /*<<< orphan*/ rlxs_init(int, int);
int main(void) {
  int k, level;
  float t1, t2, dt;
  float r[100];
  printf("\n");
  printf("Timing of ranlxs (average time per random number in microsec)\n\n");
  for (level = 0; level <= 2; level++) {
    rlxs_init(level, 1);
    t1 = (float)clock();
    for (k = 1; k <= 100000; k++)
      ranlxs(r, 100);
    t2 = (float)clock();
    dt = (t2 - t1) / (float)(CLOCKS_PER_SEC);
    dt *= 1.0e6f / (float)(100 * 100000);
    printf("%4.3f (level %1d)  ", dt, level);
  }
  printf("\n\n");
  printf("Timing of gauss (average time per random number in microsec)\n\n");
  for (level = 0; level <= 2; level++) {
    rlxs_init(level, 1);
    t1 = (float)clock();
    for (k = 1; k <= 100000; k++)
      gauss(r, 24);
    t2 = (float)clock();
    dt = (t2 - t1) / (float)(CLOCKS_PER_SEC);
    dt *= 1.0e6f / (float)(24 * 100000);
    printf("%4.3f (level %1d)  ", dt, level);
  }
  printf("\n\n");
  exit(0);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x1b0,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xf20(%rip),%rdi
mov    $0x0,%al
call   1060 <printf@plt>
lea    0xe81(%rip),%rdi
mov    $0x0,%al
call   1060 <printf@plt>
movl   $0x0,-0xc(%rbp)
cmpl   $0x2,-0xc(%rbp)
jg     125a <main+0xfa>
mov    -0xc(%rbp),%edi
mov    $0x1,%esi
call   1030 <rlxs_init@plt>
mov    $0x0,%al
call   1050 <clock@plt>
cvtsi2ss %rax,%xmm0
movss  %xmm0,-0x10(%rbp)
movl   $0x1,-0x8(%rbp)
cmpl   $0x186a0,-0x8(%rbp)
jg     11f0 <main+0x90>
lea    -0x1b0(%rbp),%rdi
mov    $0x64,%esi
call   1080 <ranlxs@plt>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    11c4 <main+0x64>
mov    $0x0,%al
call   1050 <clock@plt>
cvtsi2ss %rax,%xmm0
movss  %xmm0,-0x14(%rbp)
movss  -0x14(%rbp),%xmm0
subss  -0x10(%rbp),%xmm0
mov    0x2dd6(%rip),%rax
cvtsi2ssq (%rax),%xmm1
divss  %xmm1,%xmm0
movss  %xmm0,-0x18(%rbp)
movss  0xddc(%rip),%xmm0
mulss  -0x18(%rbp),%xmm0
movss  %xmm0,-0x18(%rbp)
movss  -0x18(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
mov    -0xc(%rbp),%esi
lea    0xe03(%rip),%rdi
mov    $0x1,%al
call   1060 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    1195 <main+0x35>
lea    0xe37(%rip),%rdi
mov    $0x0,%al
call   1060 <printf@plt>
lea    0xded(%rip),%rdi
mov    $0x0,%al
call   1060 <printf@plt>
movl   $0x0,-0xc(%rbp)
cmpl   $0x2,-0xc(%rbp)
jg     1342 <main+0x1e2>
mov    -0xc(%rbp),%edi
mov    $0x1,%esi
call   1030 <rlxs_init@plt>
mov    $0x0,%al
call   1050 <clock@plt>
cvtsi2ss %rax,%xmm0
movss  %xmm0,-0x10(%rbp)
movl   $0x1,-0x8(%rbp)
cmpl   $0x186a0,-0x8(%rbp)
jg     12d8 <main+0x178>
lea    -0x1b0(%rbp),%rdi
mov    $0x18,%esi
call   1040 <gauss@plt>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    12ac <main+0x14c>
mov    $0x0,%al
call   1050 <clock@plt>
cvtsi2ss %rax,%xmm0
movss  %xmm0,-0x14(%rbp)
movss  -0x14(%rbp),%xmm0
subss  -0x10(%rbp),%xmm0
mov    0x2cee(%rip),%rax
cvtsi2ssq (%rax),%xmm1
divss  %xmm1,%xmm0
movss  %xmm0,-0x18(%rbp)
movss  0xcf0(%rip),%xmm0
mulss  -0x18(%rbp),%xmm0
movss  %xmm0,-0x18(%rbp)
movss  -0x18(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
mov    -0xc(%rbp),%esi
lea    0xd1b(%rip),%rdi
mov    $0x1,%al
call   1060 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    127d <main+0x11d>
lea    0xd4f(%rip),%rdi
mov    $0x0,%al
call   1060 <printf@plt>
xor    %edi,%edi
call   1070 <exit@plt>

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %rbx
sub    $0x1a8,%rsp
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xe7e(%rip),%rdi
call   1050 <puts@plt>
xor    %edi,%edi
mov    $0x1,%esi
call   1040 <rlxs_init@plt>
xor    %eax,%eax
call   1070 <clock@plt>
mov    %rax,%r14
mov    $0x186a0,%ebp
lea    0x10(%rsp),%rbx
cs nopw 0x0(%rax,%rax,1)
nopl   (%rax)
mov    %rbx,%rdi
mov    $0x64,%esi
call   10a0 <ranlxs@plt>
add    $0xffffffff,%ebp
jne    11d0 <main+0x50>
cvtsi2ss %r14,%xmm0
movss  %xmm0,0xc(%rsp)
xor    %eax,%eax
call   1070 <clock@plt>
xorps  %xmm0,%xmm0
cvtsi2ss %rax,%xmm0
subss  0xc(%rsp),%xmm0
mov    0x2ddf(%rip),%r15
cvtsi2ssq (%r15),%xmm1
divss  %xmm1,%xmm0
mulss  0xde6(%rip),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xde3(%rip),%rdi
xor    %esi,%esi
mov    $0x1,%al
call   1080 <printf@plt>
mov    $0x1,%edi
mov    $0x1,%esi
call   1040 <rlxs_init@plt>
xor    %eax,%eax
call   1070 <clock@plt>
mov    %rax,%r14
mov    $0x186a0,%ebp
lea    0x10(%rsp),%rbx
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax,%rax,1)
mov    %rbx,%rdi
mov    $0x64,%esi
call   10a0 <ranlxs@plt>
add    $0xffffffff,%ebp
jne    1260 <main+0xe0>
xorps  %xmm0,%xmm0
cvtsi2ss %r14,%xmm0
movss  %xmm0,0xc(%rsp)
xor    %eax,%eax
call   1070 <clock@plt>
xorps  %xmm0,%xmm0
cvtsi2ss %rax,%xmm0
subss  0xc(%rsp),%xmm0
xorps  %xmm1,%xmm1
cvtsi2ssq (%r15),%xmm1
divss  %xmm1,%xmm0
mulss  0xd57(%rip),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xd54(%rip),%rdi
mov    $0x1,%esi
mov    $0x1,%al
call   1080 <printf@plt>
mov    $0x2,%edi
mov    $0x1,%esi
call   1040 <rlxs_init@plt>
xor    %eax,%eax
call   1070 <clock@plt>
mov    %rax,%r14
mov    $0x186a0,%ebp
lea    0x10(%rsp),%rbx
cs nopw 0x0(%rax,%rax,1)
nopl   (%rax)
mov    %rbx,%rdi
mov    $0x64,%esi
call   10a0 <ranlxs@plt>
add    $0xffffffff,%ebp
jne    12f0 <main+0x170>
xorps  %xmm0,%xmm0
cvtsi2ss %r14,%xmm0
movss  %xmm0,0xc(%rsp)
xor    %eax,%eax
call   1070 <clock@plt>
xorps  %xmm0,%xmm0
cvtsi2ss %rax,%xmm0
subss  0xc(%rsp),%xmm0
xorps  %xmm1,%xmm1
cvtsi2ssq (%r15),%xmm1
divss  %xmm1,%xmm0
mulss  0xcc7(%rip),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xcc4(%rip),%rdi
mov    $0x2,%esi
mov    $0x1,%al
call   1080 <printf@plt>
lea    0xd40(%rip),%rdi
call   1050 <puts@plt>
lea    0xcf8(%rip),%rdi
call   1050 <puts@plt>
xor    %edi,%edi
mov    $0x1,%esi
call   1040 <rlxs_init@plt>
xor    %eax,%eax
call   1070 <clock@plt>
mov    %rax,%r14
mov    $0x186a0,%ebp
lea    0x10(%rsp),%rbx
nopl   0x0(%rax,%rax,1)
mov    %rbx,%rdi
mov    $0x18,%esi
call   1060 <gauss@plt>
add    $0xffffffff,%ebp
jne    1390 <main+0x210>
xorps  %xmm0,%xmm0
cvtsi2ss %r14,%xmm0
movss  %xmm0,0xc(%rsp)
xor    %eax,%eax
call   1070 <clock@plt>
xorps  %xmm0,%xmm0
cvtsi2ss %rax,%xmm0
subss  0xc(%rsp),%xmm0
xorps  %xmm1,%xmm1
cvtsi2ssq (%r15),%xmm1
divss  %xmm1,%xmm0
mulss  0xc2b(%rip),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xc24(%rip),%rdi
xor    %esi,%esi
mov    $0x1,%al
call   1080 <printf@plt>
mov    $0x1,%edi
mov    $0x1,%esi
call   1040 <rlxs_init@plt>
xor    %eax,%eax
call   1070 <clock@plt>
mov    %rax,%r14
mov    $0x186a0,%ebp
lea    0x10(%rsp),%rbx
mov    %rbx,%rdi
mov    $0x18,%esi
call   1060 <gauss@plt>
add    $0xffffffff,%ebp
jne    1410 <main+0x290>
xorps  %xmm0,%xmm0
cvtsi2ss %r14,%xmm0
movss  %xmm0,0xc(%rsp)
xor    %eax,%eax
call   1070 <clock@plt>
xorps  %xmm0,%xmm0
cvtsi2ss %rax,%xmm0
subss  0xc(%rsp),%xmm0
xorps  %xmm1,%xmm1
cvtsi2ssq (%r15),%xmm1
divss  %xmm1,%xmm0
mulss  0xbab(%rip),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xba4(%rip),%rdi
mov    $0x1,%esi
mov    $0x1,%al
call   1080 <printf@plt>
mov    $0x2,%edi
mov    $0x1,%esi
call   1040 <rlxs_init@plt>
xor    %eax,%eax
call   1070 <clock@plt>
mov    %rax,%r14
mov    $0x186a0,%ebp
lea    0x10(%rsp),%rbx
cs nopw 0x0(%rax,%rax,1)
nopl   (%rax)
mov    %rbx,%rdi
mov    $0x18,%esi
call   1060 <gauss@plt>
add    $0xffffffff,%ebp
jne    14a0 <main+0x320>
xorps  %xmm0,%xmm0
cvtsi2ss %r14,%xmm0
movss  %xmm0,0xc(%rsp)
xor    %eax,%eax
call   1070 <clock@plt>
xorps  %xmm0,%xmm0
cvtsi2ss %rax,%xmm0
subss  0xc(%rsp),%xmm0
xorps  %xmm1,%xmm1
cvtsi2ssq (%r15),%xmm1
divss  %xmm1,%xmm0
mulss  0xb1b(%rip),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xb14(%rip),%rdi
mov    $0x2,%esi
mov    $0x1,%al
call   1080 <printf@plt>
lea    0xb90(%rip),%rdi
call   1050 <puts@plt>
xor    %edi,%edi
call   1090 <exit@plt>

LLVM IR (-O0):
@.str = [2 x i8] c"\0A\00"
@.str.1 = [64 x i8] c"Timing of ranlxs (average time per random number in microsec)\0A\0A\00"
@CLOCKS_PER_SEC = global i64 0
@.str.2 = [20 x i8] c"%4.3f (level %1d) \00"
@.str.3 = [3 x i8] c"\0A\0A\00"
@.str.4 = [63 x i8] c"Timing of gauss (average time per random number in microsec)\0A\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca float
%5 = alloca float
%6 = alloca float
%7 = alloca [100 x float]
store i32 0, i32* %1
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([64 x i8], [64 x i8]* @.str.1, i64 0, i64 0))
store i32 0, i32* %3
br label %10
10: ; preds = %42, %0
%11 = load i32, i32* %3
%12 = icmp sle i32 %11, 2
br i1 %12, label %13, label %45
13: ; preds = %10
%14 = load i32, i32* %3
%15 = call i32 @rlxs_init(i32 %14, i32 1)
%16 = call i64 (...) @clock()
%17 = sitofp i64 %16 to float
store float %17, float* %4
store i32 1, i32* %2
br label %18
18: ; preds = %24, %13
%19 = load i32, i32* %2
%20 = icmp sle i32 %19, 100000
br i1 %20, label %21, label %27
21: ; preds = %18
%22 = getelementptr inbounds [100 x float], [100 x float]* %7, i64 0, i64 0
%23 = call i32 @ranlxs(float* %22, i32 100)
br label %24
24: ; preds = %21
%25 = load i32, i32* %2
%26 = add nsw i32 %25, 1
store i32 %26, i32* %2
br label %18
27: ; preds = %18
%28 = call i64 (...) @clock()
%29 = sitofp i64 %28 to float
store float %29, float* %5
%30 = load float, float* %5
%31 = load float, float* %4
%32 = fsub float %30, %31
%33 = load i64, i64* @CLOCKS_PER_SEC
%34 = sitofp i64 %33 to float
%35 = fdiv float %32, %34
store float %35, float* %6
%36 = load float, float* %6
%37 = fmul float %36, 0x3FB99999A0000000
store float %37, float* %6
%38 = load float, float* %6
%39 = fpext float %38 to double
%40 = load i32, i32* %3
%41 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), double %39, i32 %40)
br label %42
42: ; preds = %27
%43 = load i32, i32* %3
%44 = add nsw i32 %43, 1
store i32 %44, i32* %3
br label %10
45: ; preds = %10
%46 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0))
%47 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([63 x i8], [63 x i8]* @.str.4, i64 0, i64 0))
store i32 0, i32* %3
br label %48
48: ; preds = %80, %45
%49 = load i32, i32* %3
%50 = icmp sle i32 %49, 2
br i1 %50, label %51, label %83
51: ; preds = %48
%52 = load i32, i32* %3
%53 = call i32 @rlxs_init(i32 %52, i32 1)
%54 = call i64 (...) @clock()
%55 = sitofp i64 %54 to float
store float %55, float* %4
store i32 1, i32* %2
br label %56
56: ; preds = %62, %51
%57 = load i32, i32* %2
%58 = icmp sle i32 %57, 100000
br i1 %58, label %59, label %65
59: ; preds = %56
%60 = getelementptr inbounds [100 x float], [100 x float]* %7, i64 0, i64 0
%61 = call i32 @gauss(float* %60, i32 24)
br label %62
62: ; preds = %59
%63 = load i32, i32* %2
%64 = add nsw i32 %63, 1
store i32 %64, i32* %2
br label %56
65: ; preds = %56
%66 = call i64 (...) @clock()
%67 = sitofp i64 %66 to float
store float %67, float* %5
%68 = load float, float* %5
%69 = load float, float* %4
%70 = fsub float %68, %69
%71 = load i64, i64* @CLOCKS_PER_SEC
%72 = sitofp i64 %71 to float
%73 = fdiv float %70, %72
store float %73, float* %6
%74 = load float, float* %6
%75 = fmul float %74, 0x3FDAAAAAA0000000
store float %75, float* %6
%76 = load float, float* %6
%77 = fpext float %76 to double
%78 = load i32, i32* %3
%79 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), double %77, i32 %78)
br label %80
80: ; preds = %65
%81 = load i32, i32* %3
%82 = add nsw i32 %81, 1
store i32 %82, i32* %3
br label %48
83: ; preds = %48
%84 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0))
%85 = call i32 @exit(i32 0)
unreachable
}

LLVM IR (-O2):
@CLOCKS_PER_SEC = global i64 0
@.str.2 = [20 x i8] c"%4.3f (level %1d) \00"
@str = [63 x i8] c"Timing of ranlxs (average time per random number in microsec)\0A\00"
@str.6 = [62 x i8] c"Timing of gauss (average time per random number in microsec)\0A\00"
@str.7 = [2 x i8] c"\0A\00"
define i32 @main() {
%1 = alloca [100 x float]
%2 = bitcast [100 x float]* %1 to i8*
%3 = tail call i32 @putchar(i32 10)
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([63 x i8], [63 x i8]* @str, i64 0, i64 0))
%5 = getelementptr inbounds [100 x float], [100 x float]* %1, i64 0, i64 0
%6 = call i32 @rlxs_init(i32 0, i32 1)
%7 = call i64 (...) @clock()
br label %8
8: ; preds = %0, %8
%9 = phi i32 [ 1, %0 ], [ %11, %8 ]
%10 = call i32 @ranlxs(float* %5, i32 100)
%11 = add nuw nsw i32 %9, 1
%12 = icmp eq i32 %11, 100001
br i1 %12, label %13, label %8
13: ; preds = %8
%14 = sitofp i64 %7 to float
%15 = call i64 (...) @clock()
%16 = sitofp i64 %15 to float
%17 = fsub float %16, %14
%18 = load i64, i64* @CLOCKS_PER_SEC
%19 = sitofp i64 %18 to float
%20 = fdiv float %17, %19
%21 = fmul float %20, 0x3FB99999A0000000
%22 = fpext float %21 to double
%23 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), double %22, i32 0)
%24 = call i32 @rlxs_init(i32 1, i32 1)
%25 = call i64 (...) @clock()
br label %26
26: ; preds = %26, %13
%27 = phi i32 [ 1, %13 ], [ %29, %26 ]
%28 = call i32 @ranlxs(float* %5, i32 100)
%29 = add nuw nsw i32 %27, 1
%30 = icmp eq i32 %29, 100001
br i1 %30, label %31, label %26
31: ; preds = %26
%32 = sitofp i64 %25 to float
%33 = call i64 (...) @clock()
%34 = sitofp i64 %33 to float
%35 = fsub float %34, %32
%36 = load i64, i64* @CLOCKS_PER_SEC
%37 = sitofp i64 %36 to float
%38 = fdiv float %35, %37
%39 = fmul float %38, 0x3FB99999A0000000
%40 = fpext float %39 to double
%41 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), double %40, i32 1)
%42 = call i32 @rlxs_init(i32 2, i32 1)
%43 = call i64 (...) @clock()
br label %44
44: ; preds = %44, %31
%45 = phi i32 [ 1, %31 ], [ %47, %44 ]
%46 = call i32 @ranlxs(float* %5, i32 100)
%47 = add nuw nsw i32 %45, 1
%48 = icmp eq i32 %47, 100001
br i1 %48, label %49, label %44
49: ; preds = %44
%50 = sitofp i64 %43 to float
%51 = call i64 (...) @clock()
%52 = sitofp i64 %51 to float
%53 = fsub float %52, %50
%54 = load i64, i64* @CLOCKS_PER_SEC
%55 = sitofp i64 %54 to float
%56 = fdiv float %53, %55
%57 = fmul float %56, 0x3FB99999A0000000
%58 = fpext float %57 to double
%59 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), double %58, i32 2)
%60 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([2 x i8], [2 x i8]* @str.7, i64 0, i64 0))
%61 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([62 x i8], [62 x i8]* @str.6, i64 0, i64 0))
%62 = call i32 @rlxs_init(i32 0, i32 1)
%63 = call i64 (...) @clock()
br label %64
64: ; preds = %49, %64
%65 = phi i32 [ 1, %49 ], [ %67, %64 ]
%66 = call i32 @gauss(float* %5, i32 24)
%67 = add nuw nsw i32 %65, 1
%68 = icmp eq i32 %67, 100001
br i1 %68, label %69, label %64
69: ; preds = %64
%70 = sitofp i64 %63 to float
%71 = call i64 (...) @clock()
%72 = sitofp i64 %71 to float
%73 = fsub float %72, %70
%74 = load i64, i64* @CLOCKS_PER_SEC
%75 = sitofp i64 %74 to float
%76 = fdiv float %73, %75
%77 = fmul float %76, 0x3FDAAAAAA0000000
%78 = fpext float %77 to double
%79 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), double %78, i32 0)
%80 = call i32 @rlxs_init(i32 1, i32 1)
%81 = call i64 (...) @clock()
br label %82
82: ; preds = %82, %69
%83 = phi i32 [ 1, %69 ], [ %85, %82 ]
%84 = call i32 @gauss(float* %5, i32 24)
%85 = add nuw nsw i32 %83, 1
%86 = icmp eq i32 %85, 100001
br i1 %86, label %87, label %82
87: ; preds = %82
%88 = sitofp i64 %81 to float
%89 = call i64 (...) @clock()
%90 = sitofp i64 %89 to float
%91 = fsub float %90, %88
%92 = load i64, i64* @CLOCKS_PER_SEC
%93 = sitofp i64 %92 to float
%94 = fdiv float %91, %93
%95 = fmul float %94, 0x3FDAAAAAA0000000
%96 = fpext float %95 to double
%97 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), double %96, i32 1)
%98 = call i32 @rlxs_init(i32 2, i32 1)
%99 = call i64 (...) @clock()
br label %100
100: ; preds = %100, %87
%101 = phi i32 [ 1, %87 ], [ %103, %100 ]
%102 = call i32 @gauss(float* %5, i32 24)
%103 = add nuw nsw i32 %101, 1
%104 = icmp eq i32 %103, 100001
br i1 %104, label %105, label %100
105: ; preds = %100
%106 = sitofp i64 %99 to float
%107 = call i64 (...) @clock()
%108 = sitofp i64 %107 to float
%109 = fsub float %108, %106
%110 = load i64, i64* @CLOCKS_PER_SEC
%111 = sitofp i64 %110 to float
%112 = fdiv float %109, %111
%113 = fmul float %112, 0x3FDAAAAAA0000000
%114 = fpext float %113 to double
%115 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), double %114, i32 2)
%116 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([2 x i8], [2 x i8]* @str.7, i64 0, i64 0))
%117 = call i32 @exit(i32 0)
unreachable
}