e0ac46e69d
This reverts commit d618f1c3b12effd0c2bdb7d02108d3551f389d3d. This commit wasn't reviewed ahead of time and significant concerns were raised immediately after it landed. According to our developer policy this warrants immediate revert of the commit. https://llvm.org/docs/DeveloperPolicy.html#patch-reversion-policy Differential Revision: https://reviews.llvm.org/D155509
67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
// RUN: %clang_cc1 -fsyntax-only -Wused-but-marked-unused -Wunused-function -Wunneeded-internal-declaration -verify %s
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// RUN: %clang_cc1 -fsyntax-only -verify -Wunused %s
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// RUN: %clang_cc1 -fsyntax-only -verify -Wall -Wno-infinite-recursion %s
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void foo(void) {}
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static void f2(void) {}
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static void f1(void) {f2();} // expected-warning{{unused}}
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static int f0(void) { return 17; } // expected-warning{{not needed and will not be emitted}}
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int x = sizeof(f0());
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static void f3(void);
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extern void f3(void) { } // expected-warning{{unused}}
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inline static void f4(void);
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void f4(void) { } // expected-warning{{unused}}
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static void __attribute__((used)) f5(void) {}
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static void f6(void);
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static void __attribute__((used)) f6(void);
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static void f6(void) {};
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static void f7(void);
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void f8(void(*a0)(void));
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void f9(void) { f8(f7); }
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static void f7(void) {}
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__attribute__((unused)) static void bar(void);
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void bar(void) { }
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__attribute__((constructor)) static void bar2(void);
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void bar2(void) { }
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__attribute__((destructor)) static void bar3(void);
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void bar3(void) { }
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static void f10(void); // expected-warning{{unused}}
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static void f10(void);
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static void f11(void);
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static void f11(void) { } // expected-warning{{unused}}
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static void f12(void) { } // expected-warning{{unused}}
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static void f12(void);
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// PR7923
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static void unused(void) { unused(); } // expected-warning{{not needed and will not be emitted}}
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// rdar://8728293
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static void cleanupMalloc(char * const * const allocation) { }
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void f13(void) {
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char * const __attribute__((cleanup(cleanupMalloc))) a;
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(void)a;
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}
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// rdar://12233989
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extern void a(void) __attribute__((unused));
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extern void b(void) __attribute__((unused));
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void b(void)
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{
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}
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void a(void)
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{
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b();
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}
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