diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/c23-bool-errors-3.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/c23-bool-errors-3.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/c23-bool-errors-3.c b/gcc/testsuite/gcc.dg/c23-bool-errors-3.c new file mode 100644 index 0000000..51ac5c9 --- /dev/null +++ b/gcc/testsuite/gcc.dg/c23-bool-errors-3.c @@ -0,0 +1,18 @@ +/* Test error-handling for legacy code that tries to + define "false" or "true" within enums with C23. */ + +/* { dg-do compile } */ +/* { dg-options "-std=c23" } */ + +typedef enum { false = 0, true = 1 } _Bool; /* { dg-error "cannot use keyword 'false' as enumeration constant" } +/* { dg-message "'false' is a keyword with '-std=c23' onwards" "" { target *-*-* } .-1 } */ +/* { dg-error "38: expected ';', identifier or '\\\(' before '_Bool'" "" { target *-*-* } .-2 } */ +/* { dg-warning "38: useless type name in empty declaration" "" { target *-*-* } .-3 } */ + +typedef enum { true = 1, false = 0 } _Bool; /* { dg-error "cannot use keyword 'true' as enumeration constant" } +/* { dg-message "'true' is a keyword with '-std=c23' onwards" "" { target *-*-* } .-1 } */ +/* { dg-error "38: expected ';', identifier or '\\\(' before '_Bool'" "" { target *-*-* } .-2 } */ +/* { dg-warning "38: useless type name in empty declaration" "" { target *-*-* } .-3 } */ + +typedef enum { False = 0, True = 1 } bool; /* { dg-error "expected ';', identifier or '\\(' before 'bool'" } +/* { dg-warning "38: useless type name in empty declaration" "" { target *-*-* } .-1 } */ |