URL
https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk
Subversion Repositories openrisc_me
[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [c90-const-expr-6.c] - Rev 310
Go to most recent revision | Compare with Previous | Blame | View Log
/* Test for constant expressions: operands and casts not permitted in integer constant expressions. */ /* Origin: Joseph Myers <joseph@codesourcery.com> */ /* { dg-do compile } */ /* { dg-options "-std=iso9899:1990 -pedantic-errors" } */ __extension__ typedef __PTRDIFF_TYPE__ ptrdiff_t; /* PR 29116. */ int n = 0, p[n * 0 + 1]; /* { dg-error "variabl|can't be evaluated" } */ /* PR 31871. */ extern int c[1 + ((ptrdiff_t) (void *) 0)]; /* { dg-error "variab|can't be evaluated" } */ /* Implicit conversions from floating-point constants are not OK, although explicit ones are. */ extern int c1[1.0 ? 1 : 0]; /* { dg-error "variab|can't be evaluated" } */ extern int c2[(int)1.0 ? 1 : 0]; extern int c3[1.0 && 1]; /* { dg-error "variab|can't be evaluated" } */ extern int c4[(int)1.0 && 1]; extern int c5[1.0 || 1]; /* { dg-error "variab|can't be evaluated" } */ extern int c6[(int)1.0 || 1]; /* Similar with various other cases where integer constant expressions are required. */ struct s { int a : (n * 0 + 1); /* { dg-error "constant" } */ }; enum e { E = (1 + ((ptrdiff_t) (void *) 0)), /* { dg-error "constant" } */ E2 = 0 }; enum f { F = (1 ? 1 : n), /* { dg-error "constant" } */ F2 = 0 }; void f (int a) { int v[1 + ((ptrdiff_t) (void *) 0)]; /* { dg-error "variab|can't be evaluated" } */ switch (a) { case (n * 0 + 1): /* { dg-error "constant" } */ ; } }
Go to most recent revision | Compare with Previous | Blame | View Log