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| // RUN: %clang_analyze_cc1 -analyzer-checker=core,unix.Malloc,debug.ExprInspection -verify %s
// REQUIRES: LP64
void clang_analyzer_eval(bool);
int f1(char *dst) {
char *p = dst + 4;
char *q = dst + 3;
return !(q >= p);
}
long f2(char *c) {
return long(c) & 1;
}
bool f3() {
return !false;
}
void *f4(int* w) {
return reinterpret_cast<void*&>(w);
}
namespace {
struct A { };
struct B {
operator A() { return A(); }
};
A f(char *dst) {
B b;
return b;
}
}
namespace {
struct S {
void *p;
};
void *f(S* w) {
return &reinterpret_cast<void*&>(*w);
}
}
namespace {
struct C {
void *p;
static void f();
};
void C::f() { }
}
void vla(int n) {
int nums[n];
nums[0] = 1;
clang_analyzer_eval(nums[0] == 1); // expected-warning{{TRUE}}
// This used to fail with MallocChecker on, and /only/ in C++ mode.
// This struct is POD, though, so it should be fine to put it in a VLA.
struct { int x; } structs[n];
structs[0].x = 1;
clang_analyzer_eval(structs[0].x == 1); // expected-warning{{TRUE}}
}
void useIntArray(int []);
void testIntArrayLiteral() {
useIntArray((int []){ 1, 2, 3 });
}
|