1/* { dg-do preprocess } */
2/* { dg-options "-std=c99 -Wtrigraphs" } */
3
4/* Test warnings for trigraphs in comments, with trigraphs enabled.
5   Neil Booth.  4 May 2003.  */
6
7/* { dg-bogus "converted" } Test ??< ??= a few ??/ random things in
8   { dg-warning "converted" } some ??/
9   { dg-bogus "converted" } ??< comments.  */
10
11// { dg-bogus "converted" } More ??/ comment ??> tests.
12
13// { dg-warning "converted" } Another ??/
14   Test
15
16// { dg-warning "converted" } And another with space after ??/
17   the escape
18
19// { dg-bogus "converted" } A tricky one ??/\
20
21