File: explicit-suppression.cpp

package info (click to toggle)
llvm-toolchain-6.0 1%3A6.0.1-10
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 598,080 kB
  • sloc: cpp: 3,046,253; ansic: 595,057; asm: 271,965; python: 128,926; objc: 106,554; sh: 21,906; lisp: 10,191; pascal: 6,094; ml: 5,544; perl: 5,265; makefile: 2,227; cs: 2,027; xml: 686; php: 212; csh: 117
file content (24 lines) | stat: -rw-r--r-- 875 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection -analyzer-config suppress-c++-stdlib=false -verify %s
// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection -analyzer-config suppress-c++-stdlib=true -DSUPPRESSED=1 -verify %s
// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection -DSUPPRESSED=1 -verify %s

#ifdef SUPPRESSED
// expected-no-diagnostics
#endif

#include "../Inputs/system-header-simulator-cxx.h"

void clang_analyzer_eval(bool);

class C {
  // The virtual function is to make C not trivially copy assignable so that we call the
  // variant of std::copy() that does not defer to memmove().
  virtual int f();
};

void testCopyNull(C *I, C *E) {
  std::copy(I, E, (C *)0);
#ifndef SUPPRESSED
  // expected-warning@../Inputs/system-header-simulator-cxx.h:490 {{Called C++ object pointer is null}}
#endif
}