llvm-project/clang/test/Analysis/sizeofpack.cpp
Artem Dergachev 0909a392f3 [analyzer] pr43036: Fix support for operator 'sizeof...'.
It was known to be a compile-time constant so it wasn't evaluated during
symbolic execution, but it wasn't evaluated as a compile-time constant either.

Differential Revision: https://reviews.llvm.org/D66565

llvm-svn: 370245
2019-08-28 18:44:35 +00:00

16 lines
397 B
C++

// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection \
// RUN: -verify %s
typedef __typeof(sizeof(int)) size_t;
void clang_analyzer_eval(bool);
template <int... N> size_t foo() {
return sizeof...(N);
}
void bar() {
clang_analyzer_eval(foo<>() == 0); // expected-warning{{TRUE}}
clang_analyzer_eval(foo<1, 2, 3>() == 3); // expected-warning{{TRUE}}
}