// RUN: %clang_cc1 -std=c23 %s --embed-dir=%S/Inputs -fsyntax-only -verify const char data[] = { #embed prefix('\xA', ) }; const char empty_data[] = { #embed prefix('\xA', ) 1 }; static_assert(sizeof(data) == 2); static_assert('\xA' == data[0]); static_assert('b' == data[1]); static_assert(sizeof(empty_data) == 1); static_assert(1 == empty_data[0]); struct S { int x, y, z; }; const struct S s = { #embed prefix( .x = 100, .y = 10, ) }; static_assert(s.x == 100); static_assert(s.y == 10); static_assert(s.z == 'b'); // Ensure that an empty file does not produce any prefix tokens. If it did, // there would be random tokens here that the parser would trip on. #embed prefix(0) // Ensure we diagnose duplicate parameters even if they're the same value. const unsigned char a[] = { #embed prefix(1,) limit(1) prefix(1,) // expected-error@-1 {{cannot specify parameter 'prefix' twice in the same '#embed' directive}} , #embed prefix(1,) if_empty() prefix(2,) // expected-error@-1 {{cannot specify parameter 'prefix' twice in the same '#embed' directive}} };