1 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/cpp/backslash.c b/gcc/testsuite/gcc.dg/cpp/backslash.c
new file mode 100644
index 000000000..f1b094a0b
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/cpp/backslash.c
@@ -0,0 +1,21 @@
+/* Test backslash newline with and without trailing spaces.  */
+
+#define alpha(a, b, c) \
+	a, \
+	b, \
+	c
+
+/* Note the trailing whitespace on the next three lines.  */
+#define beta(a, b, c) \ 
+	a, \	
+	b, \ 	
+	c
+
+/* { dg-warning "separated by space" "space" { target *-*-* } 9 } */
+/* { dg-warning "separated by space" "tab" { target *-*-* } 10 } */
+/* { dg-warning "separated by space" "space and tab" { target *-*-* } 11 } */
+
+int x[] = {
+   alpha(1, 2, 3),
+   beta(4, 5, 6)
+};