diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/vla-6.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/vla-6.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vla-6.c b/gcc/testsuite/gcc.dg/vla-6.c new file mode 100644 index 000000000..a7f5f0515 --- /dev/null +++ b/gcc/testsuite/gcc.dg/vla-6.c @@ -0,0 +1,29 @@ +/* { dg-options "-std=c99 -pedantic-errors" } */ + +int a[*]; /* { dg-error "not allowed in other than function prototype scope" } */ +void foo1() { int a[*]; } /* { dg-error "not allowed in other than function prototype scope" } */ +void foo2() { int a[*]; } /* { dg-error "not allowed in other than function prototype scope" } */ +int foo3(int i)[*]; /* { dg-error "not allowed in other than function prototype scope" } */ +void foo4(int o[*][4]) { } /* { dg-error "not allowed in other than function prototype scope" } */ +void foo5(int o[4][*]) { } /* { dg-error "not allowed in other than function prototype scope" } */ + +/* [*] can't be used in a type that's not a declaration (maybe, the + final wording for DR#341 would allow it although the first + discussed intent would not). */ +void foo11(int x[sizeof(int (*)[*])]); /* { dg-warning "not in a declaration" } */ +/* This case is allowed per DR#341. */ +void foo12(int [*]); + +extern int n; +int B[100]; +void foo10(int m) { + typedef int (*vla)[m]; + struct tag { + vla x; /* { dg-error "a member of a structure or union cannot have a variably modified type" } */ + /* PR c/7948 */ + int (*y)[n]; /* { dg-error "a member of a structure or union cannot have a variably modified type" } */ + int z[n]; /* { dg-error "a member of a structure or union cannot have a variably modified type" } */ + }; + /* PR c/25802 */ + extern int (*r)[m]; /* { dg-error "variably modified type must have no linkage" } */ +} |