18 lines
551 B
C
18 lines
551 B
C
// RUN: %clang_cc1 %s -fsyntax-only -verify -std=c99 -Wno-sizeof-array-decay
|
|
// rdar://6095180
|
|
|
|
struct s { char c[17]; };
|
|
extern struct s foo(void);
|
|
|
|
struct s a, b, c;
|
|
|
|
int A[sizeof((foo().c)) == 17 ? 1 : -1];
|
|
int B[sizeof((a.c)) == 17 ? 1 : -1];
|
|
|
|
|
|
// comma does array/function promotion in c99.
|
|
int X[sizeof(0, (foo().c)) == sizeof(char*) ? 1 : -1];
|
|
int Y[sizeof(0, (a,b).c) == sizeof(char*) ? 1 : -1];
|
|
int Z[sizeof(0, (a=b).c) == sizeof(char*) ? 1 : -1]; // expected-warning {{expression with side effects has no effect in an unevaluated context}}
|
|
|