1 files changed, 39 insertions, 0 deletions
diff --git a/gcc/testsuite/c-c++-common/raw-string-14.c b/gcc/testsuite/c-c++-common/raw-string-14.c
new file mode 100644
index 0000000..2eeb725
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/raw-string-14.c
@@ -0,0 +1,39 @@
+// PR preprocessor/57620
+// { dg-do compile }
+// { dg-options "-std=gnu99 -trigraphs" { target c } }
+// { dg-options "-std=c++11" { target c++ } }
+
+const void *s0 = R"abc\
+def()abcdef";
+	// { dg-error "invalid character" "invalid" { target *-*-* } 6 }
+	// { dg-error "stray" "stray" { target *-*-* } 6 }
+const void *s1 = R"??/
+()??/";
+	// { dg-error "invalid new-line" "invalid" { target *-*-* } 10 }
+	// { dg-error "stray" "stray" { target *-*-* } 10 }
+	// { dg-warning "missing terminating" "missing" { target *-*-* } 10 }
+	// { dg-error "missing terminating" "missing" { target *-*-* } 10 }
+const void *s2 = R"abcdefghijklmn??/(a)abcdefghijklmn???";
+	// { dg-error "raw string delimiter longer" "longer" { target *-*-* } 16 }
+	// { dg-error "stray" "stray" { target *-*-* } 16 }
+	// { dg-error "expected" "expected" { target *-*-* } 16 }
+const void *s3 = R"abcdefghijklmno??/(a)abcdefghijklmno???";
+	// { dg-error "raw string delimiter longer" "longer" { target *-*-* } 20 }
+	// { dg-error "stray" "stray" { target *-*-* } 20 }
+const void *s4 = R"abcdefghijklmnop??=(a)abcdefghijklmnop??=";
+	// { dg-error "raw string delimiter longer" "longer" { target *-*-* } 23 }
+	// { dg-error "stray" "stray" { target *-*-* } 23 }
+const void *s5 = R"abc\
+()abcdef";
+	// { dg-error "invalid character" "invalid" { target *-*-* } 26 }
+	// { dg-error "stray" "stray" { target *-*-* } 26 }
+const void *s6 = R"\
+()";
+	// { dg-error "invalid character" "invalid" { target *-*-* } 30 }
+	// { dg-error "stray" "stray" { target *-*-* } 30 }
+const void *s7 = R"\
+a()a";
+	// { dg-error "invalid character" "invalid" { target *-*-* } 34 }
+	// { dg-error "stray" "stray" { target *-*-* } 34 }
+
+int main () {}