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// RUN: %clang_cc1 -Wchar-subscripts -fsyntax-only -verify %s
void t1() {
int array[1] = { 0 };
char subscript = 0;
int val = array[subscript]; // expected-warning{{array subscript is of type 'char'}}
}
void t2() {
int array[1] = { 0 };
char subscript = 0;
int val = subscript[array]; // expected-warning{{array subscript is of type 'char'}}
}
void t3() {
int *array = 0;
char subscript = 0;
int val = array[subscript]; // expected-warning{{array subscript is of type 'char'}}
}
void t4() {
int *array = 0;
char subscript = 0;
int val = subscript[array]; // expected-warning{{array subscript is of type 'char'}}
}
char returnsChar();
void t5() {
int *array = 0;
int val = array[returnsChar()]; // expected-warning{{array subscript is of type 'char'}}
}
void t6() {
int array[1] = { 0 };
signed char subscript = 0;
int val = array[subscript]; // no warning for explicit signed char
}
void t7() {
int array[1] = { 0 };
unsigned char subscript = 0;
int val = array[subscript]; // no warning for unsigned char
}
typedef char CharTy;
void t8() {
int array[1] = { 0 };
CharTy subscript = 0;
int val = array[subscript]; // expected-warning{{array subscript is of type 'char'}}
}
typedef signed char SignedCharTy;
void t9() {
int array[1] = { 0 };
SignedCharTy subscript = 0;
int val = array[subscript]; // no warning for explicit signed char
}
typedef unsigned char UnsignedCharTy;
void t10() {
int array[1] = { 0 };
UnsignedCharTy subscript = 0;
int val = array[subscript]; // no warning for unsigned char
}
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