#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*/ EXIT_FAILURE;
int /*<<< orphan*/ exit(int /*<<< orphan*/);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *, char *);
int /*<<< orphan*/ stderr;
void usage(void) {
  fprintf(stderr, "%s",
          "   [-fwd] [-inv] [-del] [-disk] [-mem] [-tmpdir tmpdir] [-outdir "
          "outdir] [--] infiles ...\n");
  fprintf(stderr, "%s",
          "      Perform a single-precision FFT of real data or its inverse\n");
  fprintf(stderr, "%s",
          "       -fwd: Force an forward FFT (sign=-1) to be performed\n");
  fprintf(stderr, "%s",
          "       -inv: Force an inverse FFT (sign=+1) to be performed\n");
  fprintf(stderr, "%s",
          "       -del: Delete the original file(s) when performing the FFT\n");
  fprintf(stderr, "%s",
          "      -disk: Force the use of the out-of-core memory FFT\n");
  fprintf(stderr, "%s",
          "       -mem: Force the use of the in-core memory FFT\n");
  fprintf(
      stderr, "%s",
      "    -tmpdir: Scratch directory for temp file(s) in out-of-core FFT\n");
  fprintf(stderr, "%s", "             1 char* value\n");
  fprintf(stderr, "%s",
          "    -outdir: Directory where result file(s) will reside\n");
  fprintf(stderr, "%s", "             1 char* value\n");
  fprintf(stderr, "%s", "    infiles: Input data file(s)\n");
  fprintf(stderr, "%s", "             1...16 values\n");
  fprintf(stderr, "%s", "  version: 12Mar10\n");
  fprintf(stderr, "%s", "  ");
  exit(EXIT_FAILURE);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
mov    0x2eb5(%rip),%rax
mov    (%rax),%edi
lea    0xecc(%rip),%rsi
lea    0xec8(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2e99(%rip),%rax
mov    (%rax),%edi
lea    0xeb0(%rip),%rsi
lea    0xf07(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2e7d(%rip),%rax
mov    (%rax),%edi
lea    0xe94(%rip),%rsi
lea    0xf2d(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2e61(%rip),%rax
mov    (%rax),%edi
lea    0xe78(%rip),%rsi
lea    0xf4e(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2e45(%rip),%rax
mov    (%rax),%edi
lea    0xe5c(%rip),%rsi
lea    0xf6f(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2e29(%rip),%rax
mov    (%rax),%edi
lea    0xe40(%rip),%rsi
lea    0xf95(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2e0d(%rip),%rax
mov    (%rax),%edi
lea    0xe24(%rip),%rsi
lea    0xfb3(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2df1(%rip),%rax
mov    (%rax),%edi
lea    0xe08(%rip),%rsi
lea    0xfcd(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2dd5(%rip),%rax
mov    (%rax),%edi
lea    0xdec(%rip),%rsi
lea    0xff5(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2db9(%rip),%rax
mov    (%rax),%edi
lea    0xdd0(%rip),%rsi
lea    0xff5(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2d9d(%rip),%rax
mov    (%rax),%edi
lea    0xdb4(%rip),%rsi
lea    0xfbd(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2d81(%rip),%rax
mov    (%rax),%edi
lea    0xd98(%rip),%rsi
lea    0xff6(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2d65(%rip),%rax
mov    (%rax),%edi
lea    0xd7c(%rip),%rsi
lea    0xffb(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2d49(%rip),%rax
mov    (%rax),%edi
lea    0xd60(%rip),%rsi
lea    0xffb(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2d2d(%rip),%rax
mov    (%rax),%edi
lea    0xd44(%rip),%rsi
lea    0xff3(%rip),%rdx
call   1030 <fprintf@plt>
mov    0x2d09(%rip),%rax
mov    (%rax),%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<usage>:
push   %r15
push   %r14
push   %rbx
mov    0x2eb4(%rip),%r15
mov    (%r15),%edi
lea    0xeca(%rip),%rbx
lea    0xec6(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0xf0f(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0xf3f(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0xf6a(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0xf95(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0xfc5(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0xfed(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0x1011(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0x1043(%rip),%r14
mov    %rbx,%rsi
mov    %r14,%rdx
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0x104a(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
mov    %rbx,%rsi
mov    %r14,%rdx
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0x1063(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0x1072(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0x107c(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    (%r15),%edi
lea    0x107e(%rip),%rdx
mov    %rbx,%rsi
call   1030 <fprintf@plt>
mov    0x2d91(%rip),%rax
mov    (%rax),%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [3 x i8] c"%s\00"
@.str.1 = [91 x i8] c" [-fwd] [-inv] [-del] [-disk] [-mem] [-tmpdir tmpdir] [-outdir outdir] [--] infiles ...\0A\00"
@.str.2 = [66 x i8] c" Perform a single-precision FFT of real data or its inverse\0A\00"
@.str.3 = [61 x i8] c" -fwd: Force an forward FFT (sign=-1) to be performed\0A\00"
@.str.4 = [61 x i8] c" -inv: Force an inverse FFT (sign=+1) to be performed\0A\00"
@.str.5 = [66 x i8] c" -del: Delete the original file(s) when performing the FFT\0A\00"
@.str.6 = [58 x i8] c" -disk: Force the use of the out-of-core memory FFT\0A\00"
@.str.7 = [54 x i8] c" -mem: Force the use of the in-core memory FFT\0A\00"
@.str.8 = [68 x i8] c" -tmpdir: Scratch directory for temp file(s) in out-of-core FFT\0A\00"
@.str.9 = [28 x i8] c" 1 char* value\0A\00"
@.str.10 = [57 x i8] c" -outdir: Directory where result file(s) will reside\0A\00"
@.str.11 = [33 x i8] c" infiles: Input data file(s)\0A\00"
@.str.12 = [28 x i8] c" 1...16 values\0A\00"
@.str.13 = [20 x i8] c" version: 12Mar10\0A\00"
@.str.14 = [3 x i8] c" \00"
@EXIT_FAILURE = global i32 0
define void @usage() {
%1 = load i32, i32* @stderr
%2 = call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([91 x i8], [91 x i8]* @.str.1, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([66 x i8], [66 x i8]* @.str.2, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([61 x i8], [61 x i8]* @.str.3, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([61 x i8], [61 x i8]* @.str.4, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([66 x i8], [66 x i8]* @.str.5, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([58 x i8], [58 x i8]* @.str.6, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([54 x i8], [54 x i8]* @.str.7, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([68 x i8], [68 x i8]* @.str.8, i64 0, i64 0))
%17 = load i32, i32* @stderr
%18 = call i32 @fprintf(i32 %17, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.9, i64 0, i64 0))
%19 = load i32, i32* @stderr
%20 = call i32 @fprintf(i32 %19, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str.10, i64 0, i64 0))
%21 = load i32, i32* @stderr
%22 = call i32 @fprintf(i32 %21, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.9, i64 0, i64 0))
%23 = load i32, i32* @stderr
%24 = call i32 @fprintf(i32 %23, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.11, i64 0, i64 0))
%25 = load i32, i32* @stderr
%26 = call i32 @fprintf(i32 %25, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.12, i64 0, i64 0))
%27 = load i32, i32* @stderr
%28 = call i32 @fprintf(i32 %27, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.13, i64 0, i64 0))
%29 = load i32, i32* @stderr
%30 = call i32 @fprintf(i32 %29, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.14, i64 0, i64 0))
%31 = load i32, i32* @EXIT_FAILURE
%32 = call i32 @exit(i32 %31)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [3 x i8] c"%s\00"
@.str.1 = [91 x i8] c" [-fwd] [-inv] [-del] [-disk] [-mem] [-tmpdir tmpdir] [-outdir outdir] [--] infiles ...\0A\00"
@.str.2 = [66 x i8] c" Perform a single-precision FFT of real data or its inverse\0A\00"
@.str.3 = [61 x i8] c" -fwd: Force an forward FFT (sign=-1) to be performed\0A\00"
@.str.4 = [61 x i8] c" -inv: Force an inverse FFT (sign=+1) to be performed\0A\00"
@.str.5 = [66 x i8] c" -del: Delete the original file(s) when performing the FFT\0A\00"
@.str.6 = [58 x i8] c" -disk: Force the use of the out-of-core memory FFT\0A\00"
@.str.7 = [54 x i8] c" -mem: Force the use of the in-core memory FFT\0A\00"
@.str.8 = [68 x i8] c" -tmpdir: Scratch directory for temp file(s) in out-of-core FFT\0A\00"
@.str.9 = [28 x i8] c" 1 char* value\0A\00"
@.str.10 = [57 x i8] c" -outdir: Directory where result file(s) will reside\0A\00"
@.str.11 = [33 x i8] c" infiles: Input data file(s)\0A\00"
@.str.12 = [28 x i8] c" 1...16 values\0A\00"
@.str.13 = [20 x i8] c" version: 12Mar10\0A\00"
@.str.14 = [3 x i8] c" \00"
@EXIT_FAILURE = global i32 0
define void @usage() {
%1 = load i32, i32* @stderr
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([91 x i8], [91 x i8]* @.str.1, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = tail call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([66 x i8], [66 x i8]* @.str.2, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([61 x i8], [61 x i8]* @.str.3, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([61 x i8], [61 x i8]* @.str.4, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = tail call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([66 x i8], [66 x i8]* @.str.5, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = tail call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([58 x i8], [58 x i8]* @.str.6, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = tail call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([54 x i8], [54 x i8]* @.str.7, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = tail call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([68 x i8], [68 x i8]* @.str.8, i64 0, i64 0))
%17 = load i32, i32* @stderr
%18 = tail call i32 @fprintf(i32 %17, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.9, i64 0, i64 0))
%19 = load i32, i32* @stderr
%20 = tail call i32 @fprintf(i32 %19, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str.10, i64 0, i64 0))
%21 = load i32, i32* @stderr
%22 = tail call i32 @fprintf(i32 %21, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.9, i64 0, i64 0))
%23 = load i32, i32* @stderr
%24 = tail call i32 @fprintf(i32 %23, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.11, i64 0, i64 0))
%25 = load i32, i32* @stderr
%26 = tail call i32 @fprintf(i32 %25, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.12, i64 0, i64 0))
%27 = load i32, i32* @stderr
%28 = tail call i32 @fprintf(i32 %27, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.13, i64 0, i64 0))
%29 = load i32, i32* @stderr
%30 = tail call i32 @fprintf(i32 %29, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.14, i64 0, i64 0))
%31 = load i32, i32* @EXIT_FAILURE
%32 = tail call i32 @exit(i32 %31)
unreachable
}