diff options
Diffstat (limited to 'gcc-4.8.1/gcc/testsuite/gcc.dg/c99-const-expr-14.c')
-rw-r--r-- | gcc-4.8.1/gcc/testsuite/gcc.dg/c99-const-expr-14.c | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/gcc-4.8.1/gcc/testsuite/gcc.dg/c99-const-expr-14.c b/gcc-4.8.1/gcc/testsuite/gcc.dg/c99-const-expr-14.c deleted file mode 100644 index 0c4f1b69b..000000000 --- a/gcc-4.8.1/gcc/testsuite/gcc.dg/c99-const-expr-14.c +++ /dev/null @@ -1,35 +0,0 @@ -/* Test for constant expressions: cases involving VLAs, at file scope. */ -/* Origin: Joseph Myers <joseph@codesourcery.com> */ -/* { dg-do compile } */ -/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */ - -/* It appears address constants may contain casts to variably modified - types. Whether they should be permitted was discussed in - <http://groups.google.com/group/comp.std.c/msg/923eee5ab690fd98> - <LV7g2Vy3ARF$Ew9Q@romana.davros.org>; since static pointers to VLAs - are definitely permitted within functions and may be initialized - and such initialization involves implicit conversion to a variably - modified type, allowing explicit casts seems appropriate. Thus, - GCC allows them as long as the "evaluated" size expressions do not - contain the various operators not permitted to be evaluated in a - constant expression, and as long as the result is genuinely - constant (meaning that pointer arithmetic using the size of the VLA - is generally not permitted). */ - -static int sa[100]; - -volatile int nv; -int m; -int n; -int f (int, int); - -static int (*a2)[] = (int (*)[n])sa; -static int (*a8)[] = (int (*)[(m=n)])sa; /* { dg-error "constant" } */ -static int (*a9)[] = (int (*)[(m+=n)])sa; /* { dg-error "constant" } */ -static int (*a10)[] = (int (*)[f(m,n)])sa; /* { dg-error "constant" } */ -static int (*a11)[] = (int (*)[(m,n)])sa; /* { dg-error "constant" } */ -static int (*a12)[] = (int (*)[sizeof(int[n])])sa; -static int (*a13)[] = (int (*)[sizeof(int[m++])])sa; /* { dg-error "constant" } */ -static int (*a15)[] = (int (*)[sizeof(*(int (*)[n])sa)])sa; -static int (*a16)[] = (int (*)[sizeof(*(int (*)[m++])sa)])sa; /* { dg-error "constant" } */ -static int (*a17)[] = (int (*)[nv])sa; |