1 // RUN: %clang_cc1 -std=c23 %s --embed-dir=%S/Inputs -fsyntax-only -verify 2 3 const char data[] = { 4 #embed <single_byte.txt> prefix('\xA', ) 5 }; 6 const char empty_data[] = { 7 #embed <media/empty> prefix('\xA', ) 8 1 9 }; 10 static_assert(sizeof(data) == 2); 11 static_assert('\xA' == data[0]); 12 static_assert('b' == data[1]); 13 static_assert(sizeof(empty_data) == 1); 14 static_assert(1 == empty_data[0]); 15 16 struct S { 17 int x, y, z; 18 }; 19 20 const struct S s = { 21 #embed <single_byte.txt> prefix( .x = 100, .y = 10, ) 22 }; 23 static_assert(s.x == 100); 24 static_assert(s.y == 10); 25 static_assert(s.z == 'b'); 26 27 // Ensure that an empty file does not produce any prefix tokens. If it did, 28 // there would be random tokens here that the parser would trip on. 29 #embed <media/empty> prefix(0) 30 31 // Ensure we diagnose duplicate parameters even if they're the same value. 32 const unsigned char a[] = { 33 #embed <jk.txt> prefix(1,) limit(1) prefix(1,) 34 // expected-error@-1 {{cannot specify parameter 'prefix' twice in the same '#embed' directive}} 35 , 36 #embed <jk.txt> prefix(1,) if_empty() prefix(2,) 37 // expected-error@-1 {{cannot specify parameter 'prefix' twice in the same '#embed' directive}} 38 }; 39