clang-1/test/Analysis/dead-stores.cpp

20 строки
681 B
C++

// RUN: clang-cc -analyze -warn-dead-stores -verify %s
// RUN: clang-cc -analyze -checker-cfref -analyzer-store=basic -analyzer-constraints=basic -warn-dead-stores -verify %s
// RUN: clang-cc -analyze -checker-cfref -analyzer-store=basic -analyzer-constraints=range -warn-dead-stores -verify %s
// RUN: clang-cc -analyze -checker-cfref -analyzer-store=region -analyzer-constraints=basic -warn-dead-stores -verify %s
// RUN: clang-cc -analyze -checker-cfref -analyzer-store=region -analyzer-constraints=range -warn-dead-stores -verify %s
int j;
void f1() {
int x = 4;
++x; // expected-warning{{never read}}
switch (j) {
case 1:
throw 1;
(void)x;
break;
}
}