| 1 | /* RUN: %clang_cc1 -std=c90 -fsyntax-only %s -verify -pedantic-errors |
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| 2 | */ |
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| 3 | |
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| 4 | enum { cast_hex = (long) ( |
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| 5 | 0x0p-1 /* expected-error {{hexadecimal floating constants are a C99 feature}} */ |
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| 6 | ) }; |
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| 7 | |
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| 8 | /* PR2477 */ |
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| 9 | int test1(int a,int b) {return a//* This is a divide followed by block comment in c89 mode */ |
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| 10 | b;} |
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| 11 | |
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| 12 | // comment accepted as extension /* expected-error {{// comments are not allowed in this language}} |
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| 13 | |
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| 14 | void test2() { |
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| 15 | const char * str = |
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| 16 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" // expected-error{{string literal of length 845 exceeds maximum length 509 that C90 compilers are required to support}} |
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| 17 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" |
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| 18 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" |
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| 19 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" |
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| 20 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" |
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| 21 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" |
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| 22 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" |
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| 23 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" |
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| 24 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" |
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| 25 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" |
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| 26 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" |
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| 27 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds" |
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| 28 | "sdjflksdjf lksdjf skldfjsdkljflksdjf kldsjflkdsj fldks jflsdkjfds"; |
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| 29 | } |
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| 30 | |
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| 31 | void test3() { |
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| 32 | (void)L"\u1234"; // expected-error {{universal character names are only valid in C99 or C++}} |
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| 33 | (void)L'\u1234'; // expected-error {{universal character names are only valid in C99 or C++}} |
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| 34 | } |
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| 35 | |
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| 36 | #define PREFIX(x) foo ## x |
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| 37 | int test4() { |
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| 38 | int PREFIX(0p) = 0; |
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| 39 | int *p = &PREFIX(0p+1); |
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| 40 | return p[-1]; |
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| 41 | } |
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| 42 | |
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| 43 | #define MY_UCN \u00FC // expected-warning {{universal character names are only valid in C99 or C++; treating as '\' followed by identifier}} |
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| 44 | #define NOT_A_UCN \h // no-warning |
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| 45 | |
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| 46 | extern int idWithUCN\u00FC; // expected-warning {{universal character names are only valid in C99 or C++; treating as '\' followed by identifier}} expected-error {{expected ';'}} |
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| 47 | |
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