23 lines
823 B
C
23 lines
823 B
C
/* It is a constraint violation for a static function to be declared
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but not defined if it is used except in a sizeof expression. The
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use of the function simply being unevaluated is not enough. */
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/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
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/* { dg-do compile } */
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/* { dg-options "-O2 -std=iso9899:1990 -pedantic-errors" } */
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/* Constraint violation (trivial case, where function is used). */
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static void f0(void); /* { dg-error "used but never defined" } */
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void g0(void) { f0(); }
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/* Constraint violation. */
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static void f1(void); /* { dg-error "used but never defined" } */
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void g1(void) { if (0) { f1(); } }
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/* Constraint violation. */
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static int f2(void); /* { dg-error "used but never defined" } */
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void g2(void) { 0 ? f2() : 0; }
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/* OK. */
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static int f3(void);
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void g3(void) { sizeof(f3()); }
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