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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/cpp/paste6.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/cpp/paste6.c b/gcc-4.9/gcc/testsuite/gcc.dg/cpp/paste6.c
new file mode 100644
index 000000000..a4e70e450
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/cpp/paste6.c
@@ -0,0 +1,15 @@
+/* Regression test for paste appearing at the beginning of a set of
+ actual arguments. Original bug exposed by Linux kernel. Problem
+ reported by Jakub Jelinek <jakub@redhat.com>. */
+
+/*
+ { dg-options "-ftrack-macro-expansion=0" }
+ { dg-do compile }
+*/
+
+extern int foo(int x);
+
+#define bar(x) foo(x)
+#define baz(x) bar(##x)
+
+int quux(int y) { return baz(y); } /* { dg-error "valid preprocessing" } */