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comparison utils/not/not.cpp @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
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children 54457678186b
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-1:000000000000 0:95c75e76d11b
1 //===- not.cpp - The 'not' testing tool -----------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include "llvm/Support/Path.h"
11 #include "llvm/Support/Program.h"
12 #include "llvm/Support/raw_ostream.h"
13 using namespace llvm;
14
15 int main(int argc, const char **argv) {
16 bool ExpectCrash = false;
17
18 ++argv;
19 --argc;
20
21 if (argc > 0 && StringRef(argv[0]) == "--crash") {
22 ++argv;
23 --argc;
24 ExpectCrash = true;
25 }
26
27 if (argc == 0)
28 return 1;
29
30 std::string Program = sys::FindProgramByName(argv[0]);
31
32 std::string ErrMsg;
33 int Result = sys::ExecuteAndWait(Program, argv, 0, 0, 0, 0, &ErrMsg);
34 if (Result < 0) {
35 errs() << "Error: " << ErrMsg << "\n";
36 if (ExpectCrash)
37 return 0;
38 return 1;
39 }
40
41 if (ExpectCrash)
42 return 1;
43
44 return Result == 0;
45 }