1 /* $NetBSD: gcc_statement_expression.c,v 1.3 2023年07月15日 14:54:31 rillig Exp $ */ 2# 3 "gcc_statement_expression.c" 3 4 /* 5 * Tests for the GCC extension 'statement expressions', which allows a block of 6 * statements to occur as part of an expression. 7 */ 8 9 10 // Ensure that the inner types are accessible from outside the block. 11 // Depending on the memory management strategy, the inner types might be freed 12 // too early. 13 static inline int 14 use_inner_type_from_outside(void) 15{ 16 int x = ({ 17 struct outer { 18 struct inner { 19 int member; 20 } inner; 21 } outer = { { 3 } }; 22 outer; 23 }).inner.member; 24 25 return x; 26} 27