31 lines
992 B
C
31 lines
992 B
C
// RUN: %clang_cc1 -fsyntax-only -std=c17 -Wc2x-compat -verify=c17 %s
|
|
// RUN: %clang_cc1 -fsyntax-only -std=c2x -Wpre-c2x-compat -verify=c2x %s
|
|
|
|
void test_label_in_func() {
|
|
int x;
|
|
label1:
|
|
x = 1;
|
|
label2: label3: label4:
|
|
} // c17-warning {{label at end of compound statement is a C2x extension}} \
|
|
c2x-warning {{label at end of compound statement is incompatible with C standards before C2x}}
|
|
|
|
int test_label_in_switch(int v) {
|
|
switch (v) {
|
|
case 1:
|
|
return 1;
|
|
case 2:
|
|
return 2;
|
|
case 3: case 4: case 5:
|
|
} // c17-warning {{label at end of compound statement is a C2x extension}} \
|
|
c2x-warning {{label at end of compound statement is incompatible with C standards before C2x}}
|
|
|
|
switch (v) {
|
|
case 6:
|
|
return 6;
|
|
default:
|
|
} // c17-warning {{label at end of compound statement is a C2x extension}} \
|
|
c2x-warning {{label at end of compound statement is incompatible with C standards before C2x}}
|
|
|
|
return 0;
|
|
}
|