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// RUN: %clang_analyze_cc1 -analyzer-checker=core,unix,debug.ExprInspection -verify %s
int printf(const char *restrict,...);
// Testing core functionality of the region store.
// radar://10127782
int compoundLiteralTest() {
int index = 0;
for (index = 0; index < 2; index++) {
int thing = (int []){0, 1}[index];
printf("thing: %i\n", thing);
}
return 0;
}
int compoundLiteralTest2() {
int index = 0;
for (index = 0; index < 3; index++) {
int thing = (int [][3]){{0,0,0}, {1,1,1}, {2,2,2}}[index][index];
printf("thing: %i\n", thing);
}
return 0;
}
int concreteOffsetBindingIsInvalidatedBySymbolicOffsetAssignment(int length,
int i) {
int values[length];
values[i] = 4;
return values[0]; // no-warning
}
struct X{
int mem;
};
int initStruct(struct X *st);
int structOffsetBindingIsInvalidated(int length, int i){
struct X l;
initStruct(&l);
return l.mem; // no-warning
}
void clang_analyzer_eval(int);
void testConstraintOnRegionOffset(int *values, int length, int i){
if (values[1] == 4) {
values[i] = 5;
clang_analyzer_eval(values[1] == 4);// expected-warning {{UNKNOWN}}
}
}
int initArray(int *values);
void testConstraintOnRegionOffsetStack(int *values, int length, int i) {
if (values[0] == 4) {
initArray(values);
clang_analyzer_eval(values[0] == 4);// expected-warning {{UNKNOWN}}
}
}
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