llvm-project/clang/test/Analysis/copypaste/fold.cpp

36 lines
675 B
C++

// RUN: %clang_cc1 -analyze -std=c++1z -analyzer-checker=alpha.clone.CloneChecker -verify %s
// expected-no-diagnostics
int global = 0;
template<typename ...Args>
int foo1(Args&&... args) {
if (global > 0)
return 0;
else if (global < 0)
return (args + ...);
return 1;
}
// Different opeator in fold expression.
template<typename ...Args>
int foo2(Args&&... args) {
if (global > 0)
return 0;
else if (global < 0)
return (args - ...);
return 1;
}
// Parameter pack on a different side
template<typename ...Args>
int foo3(Args&&... args) {
if (global > 0)
return 0;
else if (global < 0)
return -1;
return (... + args);
return 1;
}