reference, declaration → definition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced

    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

// RUN: %clang_analyze_cc1 \
// RUN:  -analyzer-checker=core -analyzer-config \
// RUN:   silence-checkers=core \
// RUN:  -verify %s

// RUN: %clang_analyze_cc1 \
// RUN:  -analyzer-checker=core -analyzer-config \
// RUN:   silence-checkers="core.DivideZero;core.NullDereference" \
// RUN:  -verify %s

// RUN: not %clang_analyze_cc1 -verify %s \
// RUN:  -analyzer-checker=core -analyzer-config \
// RUN:   silence-checkers=core.NullDeref \
// RUN:  2>&1 | FileCheck %s -check-prefix=CHECK-CHECKER-ERROR

// CHECK-CHECKER-ERROR:      (frontend): no analyzer checkers or packages
// CHECK-CHECKER-ERROR-SAME:             are associated with 'core.NullDeref'

// RUN: not %clang_analyze_cc1 -verify %s \
// RUN:  -analyzer-checker=core -analyzer-config \
// RUN:   silence-checkers=coreModeling \
// RUN:  2>&1 | FileCheck %s -check-prefix=CHECK-PACKAGE-ERROR

// CHECK-PACKAGE-ERROR:      (frontend): no analyzer checkers or packages
// CHECK-PACKAGE-ERROR-SAME:             are associated with 'coreModeling'

void test_disable_core_div_by_zero() {
  (void)(1 / 0);
  // expected-warning@-1 {{division by zero is undefined}}
  // no-warning: 'Division by zero'
}

void test_disable_null_deref(int *p) {
  if (p)
    return;

  int x = p[0];
  // no-warning: Array access (from variable 'p') results in a null pointer dereference
}