77c4d6c06a
* c-decl.c (check_for_loop_decls): New function. * c-parse.in (for_init_stmt): New. (select_or_iter_stmt): Use for_init_stmt. * c-tree.h (check_for_loop_decls): New declaration. testsuite: * gcc.dg/c90-fordecl-1.c, gcc.dg/c99-fordecl-1.c, gcc.dg/c99-fordecl-2.c: New tests. From-SVN: r37549
29 lines
1.3 KiB
C
29 lines
1.3 KiB
C
/* Test for C99 declarations in for loops. Test constraints. */
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/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
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/* { dg-do compile } */
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/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
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void
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foo (void)
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{
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/* See comments in check_for_loop_decls (c-decl.c) for the presumptions
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behind these tests. */
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int j = 0;
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for (int i = 1, bar (void); i <= 10; i++) /* { dg-bogus "warning" "warning in place of error" } */
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j += i;
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/* { dg-error "bar" "function in for loop" { target *-*-* } 12 } */
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for (static int i = 1; i <= 10; i++) /* { dg-bogus "warning" "warning in place of error" } */
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j += i;
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/* { dg-error "static" "static in for loop" { target *-*-* } 15 } */
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for (extern int i; j <= 500; j++) /* { dg-bogus "warning" "warning in place of error" } */
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j += 5;
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/* { dg-error "extern" "extern in for loop" { target *-*-* } 18 } */
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for (enum { FOO } i = FOO; i < 10; i++) /* { dg-bogus "warning" "warning in place of error" } */
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j += i;
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/* { dg-error "FOO" "enum value in for loop" { target *-*-* } 21 } */
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for (enum BAR { FOO } i = FOO; i < 10; i++) /* { dg-bogus "warning" "warning in place of error" } */
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j += i;
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/* { dg-error "FOO" "enum value in for loop" { target *-*-* } 24 } */
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/* { dg-error "BAR" "enum tag in for loop" { target *-*-* } 24 } */
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}
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