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5618e98f33
clang ' or ' clang -cc1 ' or ' clang-cc ' in test lines (by substituting them to garbage). llvm-svn: 91460
26 lines
1.1 KiB
C
26 lines
1.1 KiB
C
// RUN: %clang -Xclang -verify -fsyntax-only %s
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// RUN: %clang -emit-llvm -S -o %t %s
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#include <stdlib.h>
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int no_vars __attribute((malloc)); // expected-warning {{functions returning a pointer type}}
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void returns_void (void) __attribute((malloc)); // expected-warning {{functions returning a pointer type}}
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int returns_int (void) __attribute((malloc)); // expected-warning {{functions returning a pointer type}}
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int * returns_intptr(void) __attribute((malloc)); // no-warning
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typedef int * iptr;
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iptr returns_iptr (void) __attribute((malloc)); // no-warning
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__attribute((malloc)) void *(*f)(); // expected-warning{{'malloc' attribute only applies to functions returning a pointer type}}
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__attribute((malloc)) int (*g)(); // expected-warning{{'malloc' attribute only applies to functions returning a pointer type}}
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__attribute((malloc))
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void * xalloc(unsigned n) { return malloc(n); } // no-warning
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// RUN: grep 'define noalias .* @xalloc(' %t
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#define malloc_like __attribute((__malloc__))
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void * xalloc2(unsigned) malloc_like;
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void * xalloc2(unsigned n) { return malloc(n); }
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// RUN: grep 'define noalias .* @xalloc2(' %t
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