63 lines
2.0 KiB
Common Lisp
63 lines
2.0 KiB
Common Lisp
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// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only -triple spir-unknown-unknown
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// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only -triple spir-unknown-unknown -DFUNCPTREXT
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// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only -triple spir-unknown-unknown -DVARARG
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#ifdef FUNCPTREXT
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#pragma OPENCL EXTENSION __cl_clang_function_pointers : enable
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#endif
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#ifdef VARARGEXT
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#pragma OPENCL EXTENSION __cl_clang_variadic_functions : enable
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#endif
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// Variadic functions
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void vararg_f(int, ...);
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#ifndef VARARGEXT
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// expected-error@-2 {{invalid prototype, variadic arguments are not allowed in OpenCL}}
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#endif
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void __vararg_f(int, ...);
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typedef void (*vararg_fptr_t)(int, ...);
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#ifndef VARARGEXT
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// expected-error@-2 {{invalid prototype, variadic arguments are not allowed in OpenCL}}
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#endif
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#ifndef FUNCPTREXT
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// expected-error@-5 {{pointers to functions are not allowed}}
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#endif
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int printf(__constant const char *st, ...);
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#ifndef VARARGEXT
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// expected-error@-2 {{invalid prototype, variadic arguments are not allowed in OpenCL}}
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#endif
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// Struct type with function pointer field
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typedef struct s
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{
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void (*f)(struct s *self, int *i);
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#ifndef FUNCPTREXT
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// expected-error@-2 {{pointers to functions are not allowed}}
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#endif
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} s_t;
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//Function pointer
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void foo(void*);
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// Expect no diagnostics for an empty parameter list.
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void bar();
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void bar()
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{
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// declaring a function pointer is an error
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void (*fptr)(int);
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#ifndef FUNCPTREXT
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// expected-error@-2 {{pointers to functions are not allowed}}
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#endif
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// taking the address of a function is an error
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foo((void*)foo); // expected-error{{taking address of function is not allowed}}
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foo(&foo); // expected-error{{taking address of function is not allowed}}
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// initializing an array with the address of functions is an error
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void* vptrarr[2] = {foo, &foo}; // expected-error{{taking address of function is not allowed}} expected-error{{taking address of function is not allowed}}
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// just calling a function is correct
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foo(0);
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}
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