e0ac46e69d
This reverts commit d618f1c3b12effd0c2bdb7d02108d3551f389d3d. This commit wasn't reviewed ahead of time and significant concerns were raised immediately after it landed. According to our developer policy this warrants immediate revert of the commit. https://llvm.org/docs/DeveloperPolicy.html#patch-reversion-policy Differential Revision: https://reviews.llvm.org/D155509
60 lines
1010 B
C++
60 lines
1010 B
C++
// RUN: %clang_analyze_cc1 -analyzer-checker=core -verify %s
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// rdar://problem/64202361
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struct A {
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int a;
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struct {
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struct {
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int b;
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union {
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int c;
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};
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};
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};
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};
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int testCrash() {
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int *x = 0;
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int A::*ap = &A::a;
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if (ap) // no crash
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return *x; // expected-warning{{Dereference of null pointer (loaded from variable 'x')}}
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return 10;
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}
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int testIndirectCrash() {
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int *x = 0;
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int A::*cp = &A::c;
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if (cp) // no crash
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return *x; // expected-warning{{Dereference of null pointer (loaded from variable 'x')}}
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return 10;
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}
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// PR46264
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// This case shall not crash with an assertion failure about void* dereferening.
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namespace ns1 {
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namespace a {
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class b {
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public:
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typedef int b::*c;
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operator c() { return d ? &b::d : 0; }
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int d;
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};
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} // namespace a
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using a::b;
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class e {
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void f();
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void g();
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b h;
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};
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void e::f() {
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e *i;
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if (h)
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i->g(); // expected-warning{{Called C++ object pointer is uninitialized}}
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}
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} // namespace ns1
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