File: blocks-no-inline.c

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 733,456 kB
  • sloc: cpp: 3,776,651; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; ruby: 156
file content (40 lines) | stat: -rw-r--r-- 1,297 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
// RUN: %clang_analyze_cc1 -triple x86_64-apple-darwin10 -analyzer-checker=core,debug.ExprInspection -analyzer-config ipa=none -fblocks -verify %s
// RUN: %clang_analyze_cc1 -triple x86_64-apple-darwin10 -analyzer-checker=core,debug.ExprInspection -analyzer-config ipa=none -fblocks -verify -x c++ %s

void clang_analyzer_eval(int);

void testInvalidation() {
  __block int i = 0;
  ^{
    ++i;
  }();

  // Under inlining, we will know that i == 1.
  clang_analyzer_eval(i == 0); // expected-warning{{UNKNOWN}}
}


const int globalConstant = 1;
void testCapturedConstants() {
  const int localConstant = 2;
  static const int staticConstant = 3;

  ^{
    clang_analyzer_eval(globalConstant == 1); // expected-warning{{TRUE}}
    clang_analyzer_eval(localConstant == 2); // expected-warning{{TRUE}}
    clang_analyzer_eval(staticConstant == 3); // expected-warning{{TRUE}}
  }();
}

typedef const int constInt;
constInt anotherGlobalConstant = 1;
void testCapturedConstantsTypedef() {
  constInt localConstant = 2;
  static constInt staticConstant = 3;

  ^{
    clang_analyzer_eval(anotherGlobalConstant == 1); // expected-warning{{TRUE}}
    clang_analyzer_eval(localConstant == 2); // expected-warning{{TRUE}}
    clang_analyzer_eval(staticConstant == 3); // expected-warning{{TRUE}}
  }();
}