1 /* Test diagnostics for various bad initializers. */ 2 /* Origin: Joseph Myers <joseph@codesourcery.com> */ 3 /* { dg-do compile } */ 4 /* { dg-options "-std=gnu99" } */ 5 6 void f(void); 7 void g(void) = f; /* { dg-error "function 'g' is initialized like a variable" } */ 8 9 void h(a) 10 int a = 1; /* { dg-error "parameter 'a' is initialized" } */ 11 { 12 struct s x = { 0 }; /* { dg-error "variable 'x' has initializer but incomplete type" } */ 13 /* { dg-warning "excess elements|near init" "excess" { target *-*-* } 12 } */ 14 /* { dg-error "storage size" "size" { target *-*-* } 12 } */ 15 } 16 17 char s[1] = "x"; 18 char s1[1] = { "x" }; 19 char t[1] = "xy"; /* { dg-warning "initializer-string for array of chars is too long" } */ 20 char t1[1] = { "xy" }; /* { dg-warning "initializer-string for array of chars is too long" } */ 21 char u[1] = { "x", "x" }; /* { dg-error "excess elements in char array initializer" } */ 22 /* { dg-error "near init" "near" { target *-*-* } 21 } */ 23 24 int i = { }; /* { dg-error "empty scalar initializer" } */ 25 /* { dg-error "near init" "near" { target *-*-* } 24 } */ 26 27 int j = { 1 }; 28 29 int k = { 1, 2 }; /* { dg-warning "excess elements in scalar initializer" } */ 30 /* { dg-warning "near init" "near" { target *-*-* } 29 } */ 31 32 int a1[1] = { [1] = 0 }; /* { dg-error "array index in initializer exceeds array bounds" } */ 33 /* { dg-error "near init" "near" { target *-*-* } 32 } */ 34 int a2[1] = { [-1] = 0 }; /* { dg-error "array index in initializer exceeds array bounds" } */ 35 /* { dg-error "near init" "near" { target *-*-* } 34 } */ 36 int a3[1] = { [0 ... 1] = 0 }; /* { dg-error "array index range in initializer exceeds array bounds" } */ 37 /* { dg-error "near init" "near" { target *-*-* } 36 } */ 38 int a4[2] = { [1 ... 0] = 0 }; /* { dg-error "empty index range in initializer" } */ 39 /* { dg-error "near init" "near" { target *-*-* } 38 } */ 40 int a5[2] = { [0 ... 2] = 0 }; /* { dg-error "array index range in initializer exceeds array bounds" } */ 41 /* { dg-error "near init" "near" { target *-*-* } 40 } */ 42 int a6[2] = { [-1 ... 1] = 0 }; /* { dg-error "array index in initializer exceeds array bounds" } */ 43 /* { dg-error "near init" "near" { target *-*-* } 42 } */ 44 int a7[] = { [-1 ... 1] = 0 }; /* { dg-error "array index in initializer exceeds array bounds" } */ 45 /* { dg-error "near init" "near" { target *-*-* } 44 } */ 46