llvm-for-llvmta/tools/clang/test/Analysis/undef-call.c

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2022-04-25 13:02:35 +02:00
// RUN: rm -rf %T/ctudir
// RUN: mkdir %T/ctudir
// RUN: %clang_cc1 -fsyntax-only -analyze -analyzer-checker=debug.ExprInspection -analyzer-config experimental-enable-naive-ctu-analysis=true -analyzer-config ctu-dir=%T/ctudir -verify %s
// expected-no-diagnostics
struct S {
void (*fp)();
};
int main() {
struct S s;
// This will cause the analyzer to look for a function definition that has
// no FunctionDecl. It used to cause a crash in AnyFunctionCall::getRuntimeDefinition.
// It would only occur when CTU analysis is enabled.
s.fp();
}