| // RUN: %clang_cc1 %s -fsyntax-only -verify -std=c89 -Wno-sizeof-array-decay |
| |
| 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 not promote array/function in c90 unless they are lvalues. |
| int W[sizeof(0, a.c) == sizeof(char*) ? 1 : -1]; |
| int X[sizeof(0, (foo().c)) == 17 ? 1 : -1]; |
| int Y[sizeof(0, (a,b).c) == 17 ? 1 : -1]; |
| int Z[sizeof(0, (a=b).c) == 17 ? 1 : -1]; // expected-warning {{expression with side effects has no effect in an unevaluated context}} |
