expr-comma-c99.c revision 0289b666b5f866bd39a6e1d96e56ba348c7fecf2 
1// RUN: %clang_cc1 %s -fsyntax-only -verify -std=c99
2// rdar://6095180
3
4struct s { char c[17]; };
5extern struct s foo(void);
6
7struct s a, b, c;
8
9int A[sizeof((foo().c)) == 17 ? 1 : -1];
10int B[sizeof((a.c)) == 17 ? 1 : -1];
11
12
13// comma does array/function promotion in c99.
14int X[sizeof(0, (foo().c)) == sizeof(char*) ? 1 : -1];
15int Y[sizeof(0, (a,b).c) == sizeof(char*) ? 1 : -1];
16int Z[sizeof(0, (a=b).c) == sizeof(char*) ? 1 : -1];
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