1 // RUN: %clang_cc1 -fsyntax-only -verify %s -DNONE 2 // RUN: %clang_cc1 -fsyntax-only -verify %s -DALL -Wgnu 3 // RUN: %clang_cc1 -fsyntax-only -verify %s -DALL \ 4 // RUN: -Wgnu-zero-variadic-macro-arguments \ 5 // RUN: -Wgnu-imaginary-constant -Wgnu-binary-literal -Wgnu-zero-line-directive 6 // RUN: %clang_cc1 -fsyntax-only -verify %s -DNONE -Wgnu \ 7 // RUN: -Wno-gnu-zero-variadic-macro-arguments \ 8 // RUN: -Wno-gnu-imaginary-constant -Wno-gnu-binary-literal -Wno-gnu-zero-line-directive 9 // Additional disabled tests: 10 // %clang_cc1 -fsyntax-only -verify %s -DZEROARGS -Wgnu-zero-variadic-macro-arguments 11 // %clang_cc1 -fsyntax-only -verify %s -DIMAGINARYCONST -Wgnu-imaginary-constant 12 // %clang_cc1 -fsyntax-only -verify %s -DBINARYLITERAL -Wgnu-binary-literal 13 // %clang_cc1 -fsyntax-only -verify %s -DLINE0 -Wgnu-zero-line-directive 14 15 #if NONE 16 // expected-no-diagnostics 17 #endif 18 19 20 #if ALL || ZEROARGS 21 // expected-warning@+9 {{must specify at least one argument for '...' parameter of variadic macro}} 22 // expected-note@+4 {{macro 'efoo' defined here}} 23 // expected-warning@+3 {{token pasting of ',' and __VA_ARGS__ is a GNU extension}} 24 #endif 25 26 #define efoo(format, args...) foo(format , ##args) 27 28 void foo( const char* c ) 29 { 30 efoo("6"); 31 } 32 33 34 #if ALL || IMAGINARYCONST 35 // expected-warning@+3 {{imaginary constants are a GNU extension}} 36 #endif 37 38 float _Complex c = 1.if; 39 40 41 #if ALL || BINARYLITERAL 42 // expected-warning@+3 {{binary integer literals are a GNU extension}} 43 #endif 44 45 int b = 0b0101; 46 47 48 // This case is handled differently because lit has a bug whereby #line 0 is reported to be on line 4294967295 49 // http://llvm.org/bugs/show_bug.cgi?id=16952 50 #if ALL || LINE0 51 #line 0 // expected-warning {{#line directive with zero argument is a GNU extension}} 52 #else 53 #line 0 54 #endif 55 56 // WARNING: Do not add more tests after the #line 0 line! Add them before the LINE0 test 57
