llvm-project/clang/test/Analysis/nonnull.cpp

35 lines
767 B
C++

// RUN: %clang_analyze_cc1 -std=c++11 -analyzer-checker=core -verify %s
void nonnull [[gnu::nonnull]] (int *q);
void f1(int *p) {
if (p)
return;
nonnull(p); //expected-warning{{nonnull}}
}
void f2(int *p) {
if (p)
return;
auto lambda = [](int *q) __attribute__((nonnull)){};
lambda(p); //expected-warning{{nonnull}}
}
template <class... ARGS>
void variadicNonnull(ARGS... args) __attribute__((nonnull));
void f3(int a, float b, int *p) {
if (p)
return;
variadicNonnull(a, b, p); //expected-warning{{nonnull}}
}
int globalVar = 15;
void moreParamsThanArgs [[gnu::nonnull(2, 4)]] (int a, int *p, int b = 42, int *q = &globalVar);
void f4(int a, int *p) {
if (p)
return;
moreParamsThanArgs(a, p); //expected-warning{{nonnull}}
}