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/* Test for warnings about nontraditional directives inside the unused clauses of #if statements. Extensions do _not_ receive pedantic warnings inside unused clauses because they are often hidden this way on purpose. However they do still require indentation for K&R. */ /* { dg-do preprocess } */ /* { dg-options "-pedantic -Wtraditional" } */ #if 1 /* Block 1: K+R directives should have the # indented to warn. */ #define foo bar /* { dg-bogus "indented" "^#kandr" } */ # define foo bar /* { dg-bogus "indented" "^# kandr" } */ #define foo bar /* { dg-warning "indented" "^ #kandr" } */ # define foo bar /* { dg-warning "indented" "^ # kandr" } */ /* Block 2: C89 directives should not have the # indented to warn. */ #pragma whatever /* { dg-warning "indented" "^#c89" } */ # pragma whatever /* { dg-warning "indented" "^# c89" } */ #pragma whatever /* { dg-bogus "indented" "^ #c89" } */ # pragma whatever /* { dg-bogus "indented" "^ # c89" } */ /* Block 3: Extensions should not have the # indented to warn, _and_ they should get a -pedantic warning. */ #assert foo(bar) /* { dg-warning "indented" "^#ext" } */ # assert bar(baz) /* { dg-warning "indented" "^# ext" } */ #assert baz(quux) /* { dg-bogus "indented" "^ #ext" } */ # assert quux(weeble) /* { dg-bogus "indented" "^ # ext" } */ #else /* Block 1: K+R directives should have the # indented to warn. */ #undef foo bar /* { dg-bogus "indented" "^#kandr" } */ # undef foo bar /* { dg-bogus "indented" "^# kandr" } */ #undef foo bar /* { dg-warning "indented" "^ #kandr" } */ # undef foo bar /* { dg-warning "indented" "^ # kandr" } */ /* Block 2: C89 directives should not have the # indented to warn. */ #error whatever /* { dg-warning "indented" "^#c89" } */ # error whatever /* { dg-warning "indented" "^# c89" } */ #error whatever /* { dg-bogus "indented" "^ #c89" } */ # error whatever /* { dg-bogus "indented" "^ # c89" } */ /* Block 3: Extensions should not have the # indented to warn, and they should _not_ get a -pedantic warning. */ #unassert foo(bar) /* { dg-warning "indented" "^#ext" } */ # unassert bar(baz) /* { dg-warning "indented" "^# ext" } */ #unassert baz(quux) /* { dg-bogus "indented" "^ #ext" } */ # unassert quux(weeble) /* { dg-bogus "indented" "^ # ext" } */ #endif /* { dg-warning "GCC extension" "extension warning" { target *-*-* } 27 } */ /* { dg-warning "GCC extension" "extension warning" { target *-*-* } 28 } */ /* { dg-warning "GCC extension" "extension warning" { target *-*-* } 29 } */ /* { dg-warning "GCC extension" "extension warning" { target *-*-* } 30 } */