[PUSHED] Add 'gcc.target/nvptx/alias-unsupported-1.c'

[Thomas Schwinge]

... testing for the GCC/nvptx "alias definitions not supported" error
diagnostic.

        gcc/testsuite/
        * gcc.target/nvptx/alias-unsupported-1.c: New.
---
 gcc/testsuite/gcc.target/nvptx/alias-unsupported-1.c | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 gcc/testsuite/gcc.target/nvptx/alias-unsupported-1.c

diff --git a/gcc/testsuite/gcc.target/nvptx/alias-unsupported-1.c 
b/gcc/testsuite/gcc.target/nvptx/alias-unsupported-1.c
new file mode 100644
index 00000000000..47b30bd928b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/nvptx/alias-unsupported-1.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* { dg-additional-options -mno-alias } */
+
+void __f ()
+{
+}
+
+void f () __attribute__ ((alias ("__f")));
+/* { dg-error {alias definitions not supported} {} { target *-*-* } .-1 } */
-- 
2.34.1