69 lines
1.4 KiB
C
69 lines
1.4 KiB
C
/* Test for multiple declarations of an identifier at same block
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scope: only valid case is all extern. */
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/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
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/* { dg-do compile } */
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/* { dg-options "" } */
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void
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fa0 (void)
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{
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int a0; /* { dg-message "note: previous declaration" } */
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int a0; /* { dg-error "redeclaration" } */
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}
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void
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fa1 (void)
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{
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int a1; /* { dg-message "note: previous declaration" } */
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static int a1; /* { dg-error "redeclaration" } */
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}
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void
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fa2 (void)
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{
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int a2; /* { dg-message "note: previous declaration" } */
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extern int a2; /* { dg-error "follows declaration with no linkage" } */
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}
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void
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fa3 (void)
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{
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static int a3; /* { dg-message "note: previous declaration" } */
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int a3; /* { dg-error "redeclaration" } */
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}
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void
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fa4 (void)
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{
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static int a4; /* { dg-message "note: previous declaration" } */
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static int a4; /* { dg-error "redeclaration" } */
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}
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void
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fa5 (void)
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{
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static int a5; /* { dg-message "note: previous declaration" } */
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extern int a5; /* { dg-error "follows declaration with no linkage" } */
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}
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void
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fa6 (void)
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{
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extern int a6; /* { dg-message "note: previous declaration" } */
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int a6; /* { dg-error "follows extern declaration" } */
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}
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void
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fa7 (void)
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{
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extern int a7; /* { dg-message "note: previous declaration" } */
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static int a7; /* { dg-error "follows extern declaration" } */
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}
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void
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fa8 (void)
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{
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extern int a8;
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extern int a8;
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}
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