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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [c99-complit-2.c] - Rev 305
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/* Test for compound literals: in C99 only. Test for invalid uses. */ /* Origin: Joseph Myers <jsm28@cam.ac.uk> */ /* { dg-do compile } */ /* { dg-options "-std=iso9899:1999 -pedantic-errors" } */ struct s { int a; int b; }; union u { int c; int d; }; struct si; union ui; void foo (int a) { /* The type name must not be incomplete (apart from arrays of unknown size), or a function type, or a VLA type. */ (void) { 1 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "void type" { target *-*-* } 17 } */ &(struct si) { 1 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "incomplete struct type" { target *-*-* } 19 } */ &(union ui) { 1 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "incomplete union type" { target *-*-* } 21 } */ (void (void)) { 0 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "function type" { target *-*-* } 23 } */ (int [a]) { 1 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init|variable" "VLA type" { target *-*-* } 25 } */ /* Initializers must not attempt to initialize outside the object declared. */ (int [1]) { [1] = 2 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "value outside array" { target *-*-* } 29 } */ (int [1]) { [-1] = 2 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "value outside array" { target *-*-* } 31 } */ (int [1]) { 0, 1 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "value outside array" { target *-*-* } 33 } */ } int z; /* Outside a function, initializers must be constant. */ struct s *s0 = &(struct s) { 0, z }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "non-const" { target *-*-* } 40 } */ int sz = sizeof((struct s) { 0, z }); /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "non-const" { target *-*-* } 42 } */ /* Compound literals aren't themselves constant expressions. */ int x = (int) { 0 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "non-const" { target *-*-* } 46 } */ /* Nor are they suitable structure or union initializers outside a function. */ struct s s1 = (struct s) { 0, 1 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "struct bad init" { target *-*-* } 51 } */ union u u1 = (union u) { 0 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "union bad init" { target *-*-* } 53 } */ /* They aren't suitable for array initializers, either inside or outside a function. */ int y[2] = (int [2]) { 0, 1 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "array bad init" { target *-*-* } 58 } */ void bar (void) { struct s s2 = (struct s) { 0, 1 }; union u u2 = (union u) { 0 }; int z[2] = (int [2]) { 0, 1 }; /* { dg-bogus "warning" "warning in place of error" } */ /* { dg-error "init" "array bad init" { target *-*-* } 66 } */ }
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