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// RUN: %clang_analyze_cc1 -triple x86_64-apple-darwin10 \
// RUN: -analyzer-checker=core,debug.ExprInspection -verify %s
void clang_analyzer_warnIfReached(void);
typedef struct {
int value;
} Struct;
typedef union {
Struct *ptr;
long num;
} __attribute__((transparent_union)) Alias;
void foo(Struct *x);
void foo(Alias y) {
if (y.ptr == 0) {
// no-crash
}
clang_analyzer_warnIfReached(); // expected-warning{{REACHABLE}}
}
void foobar(long z);
void foobar(Alias z) {
if (z.num != 42) {
// no-crash
}
clang_analyzer_warnIfReached(); // expected-warning{{REACHABLE}}
}
void foobaz(Alias x) {
if (x.ptr == 0) {
// no-crash
}
clang_analyzer_warnIfReached(); // expected-warning{{REACHABLE}}
}
void bar(Struct arg) {
foo(&arg);
foobar(42);
foobaz(&arg);
}
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