1 // RUN: %clang_cc1 -std=c23 %s -E --embed-dir=%S/Inputs -verify 2 // expected-no-diagnostics 3 4 #if __has_embed(__FILE__) != __STDC_EMBED_FOUND__ 5 #error 1 6 #elif __has_embed("media/art.txt") != __STDC_EMBED_FOUND__ 7 #error 2 8 #elif __has_embed("asdkasdjkadsjkdsfjk") != __STDC_EMBED_NOT_FOUND__ 9 #error 3 10 #elif __has_embed("asdkasdjkadsjkdsfjk" limit(1)) != __STDC_EMBED_NOT_FOUND__ 11 #error 4 12 #elif __has_embed("asdkasdjkadsjkdsfjk" suffix(x) limit(1)) != __STDC_EMBED_NOT_FOUND__ 13 #error 5 14 #elif __has_embed("asdkasdjkadsjkdsfjk" suffix(x) djsakdasjd::xmeow("xD")) != __STDC_EMBED_NOT_FOUND__ 15 #error 6 16 #elif __has_embed(__FILE__ limit(2) prefix(y)) != __STDC_EMBED_FOUND__ 17 #error 7 18 #elif __has_embed(__FILE__ limit(2)) != __STDC_EMBED_FOUND__ 19 #error 8 20 // 6.10.1p7, if the search fails or any of the embed parameters in the embed 21 // parameter sequence specified are not supported by the implementation for the 22 // #embed directive; 23 // We don't support one of the embed parameters. 24 #elif __has_embed(__FILE__ dajwdwdjdahwk::meow(x)) != __STDC_EMBED_NOT_FOUND__ 25 #error 9 26 #elif __has_embed(<media/empty>) != __STDC_EMBED_EMPTY__ 27 #error 10 28 // 6.10.1p7: if the search for the resource succeeds and all embed parameters 29 // in the embed parameter sequence specified are supported by the 30 // implementation for the #embed directive and the resource is empty 31 // Limiting to zero characters means the resource is empty. 32 #elif __has_embed(<media/empty> limit(0)) != __STDC_EMBED_EMPTY__ 33 #error 11 34 #elif __has_embed(<media/art.txt> limit(0)) != __STDC_EMBED_EMPTY__ 35 #error 12 36 // Test that an offset past the end of the file produces an empty file. 37 #elif __has_embed(<single_byte.txt> clang::offset(1)) != __STDC_EMBED_EMPTY__ 38 #error 13 39 // Test that we apply the offset before we apply the limit. If we did this in 40 // the reverse order, this would cause the file to be empty because we would 41 // have limited it to 1 byte and then offset past it. 42 #elif __has_embed(<media/art.txt> limit(1) clang::offset(12)) != __STDC_EMBED_FOUND__ 43 #error 14 44 #elif __has_embed(<media/art.txt>) != __STDC_EMBED_FOUND__ 45 #error 15 46 #elif __has_embed(<media/art.txt> if_empty(meow)) != __STDC_EMBED_FOUND__ 47 #error 16 48 #endif 49 50 // Ensure that when __has_embed returns true, the file can actually be 51 // embedded. This was previously failing because the way in which __has_embed 52 // would search for files was differentl from how #embed would resolve them 53 // when the file path included relative path markers like `./` or `../`. 54 #if __has_embed("./embed___has_embed.c") == __STDC_EMBED_FOUND__ 55 unsigned char buffer[] = { 56 #embed "./embed___has_embed.c" 57 }; 58 #else 59 #error 17 60 #endif 61