444ca59fa4
* c-parse.in (c99_block_start, c99_block_end, c99_block_lineno_labeled_stmt): New. (simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt. (stmt): Split off selection and iteration statements into... (select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt. testsuite: * gcc.dg/c99-scope-1.c: Remove xfail. * gcc.dg/c99-scope-2.c: New test. From-SVN: r37427
35 lines
703 B
C
35 lines
703 B
C
/* Test for new block scopes in C99. Inspired by C99 Rationale (N897). */
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/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
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/* { dg-do run } */
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/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
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struct foo {
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char a;
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};
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extern void abort (void);
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extern void exit (int);
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int
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sfoo (void)
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{
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if (sizeof (struct foo { int a; double b; char *c; void *d; }))
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(void) 0;
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return sizeof (struct foo);
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}
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int
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main (void)
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{
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int t, u;
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t = sfoo ();
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u = sizeof (struct foo);
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/* With C90 scoping rules the new declaration of struct foo is in scope
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above; with C99 it is local to the if.
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*/
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if (t == u)
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exit (0); /* C99 rules apply. */
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else
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abort (); /* C90 rules apply. */
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}
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