1 /* Test C2x digit separators. Invalid usages. */
2 /* { dg-do compile } */
3 /* { dg-options "-std=c2x -pedantic-errors" } */
4
5 void
tf(void)6 tf (void)
7 {
8 int i;
9 i = 1''2; /* { dg-error "adjacent digit separators" } */
10 i = 0x'0; /* { dg-error "digit separator after base indicator" } */
11 i = 0X'1; /* { dg-error "digit separator after base indicator" } */
12 i = 0b'0; /* { dg-error "digit separator after base indicator" } */
13 i = 0B'1; /* { dg-error "digit separator after base indicator" } */
14 i = 1'u; /* { dg-error "digit separator outside digit sequence" } */
15 float f = 1.2e-3'f; /* { dg-error "digit separator outside digit sequence" } */
16 i = 1'2'3'; /* { dg-error "12:missing terminating" } */
17 ;
18 double d;
19 d = 1'.2'3e-4; /* { dg-warning "multi-character" } */
20 /* { dg-error "expected" "parse error" { target *-*-* } .-1 } */
21 d = 1.2''3; /* { dg-error "adjacent digit separators" } */
22 d = 1.23e-4''5; /* { dg-error "adjacent digit separators" } */
23 d = 1.2'3e-4'5'; /* { dg-error "17:missing terminating" } */
24 /* { dg-error "expected" "parse error" { target *-*-* } .-1 } */
25 }
26