/* { dg-do preprocess } */ /* { dg-options "-std=gnu99 -Wtrigraphs -fno-show-column" } */ /* Test we don't double warn for trigraphs immediately after preceding text. Source Neil Booth. 22 Nov 2000. */ abcdef??< /* { dg-warning "ignored" } */ 123456??> /* { dg-warning "ignored" } */ +??= /* { dg-warning "ignored" } */ /* Test we warn of escaped newlines only in comments. Source Neil Booth. 4 May 2003. */ /* { dg-bogus "ignored" } Test ??< ??= a few ??/ random things in { dg-warning "ignored" } some ??/ { dg-bogus "ignored" } ??< comments. */ // { dg-bogus "ignored" } More ??/ comment ??> tests. // { dg-warning "ignored" } Another ??/ Test // { dg-warning "ignored" } And another with space after ??/ the escape // { dg-bogus "ignored" } A tricky one ??/\