Add 'gcc.target/nvptx/alias-weak-1.c'

... testing for the GCC/nvptx "weak alias definitions not supported" error
diagnostic (limitation of PTX).

	gcc/testsuite/
	* gcc.target/nvptx/alias-weak-1.c: New.

diff --git a/gcc/testsuite/gcc.target/nvptx/alias-weak-1.c b/gcc/testsuite/gcc.target/nvptx/alias-weak-1.c
new file mode 100644 (file)
index 0000000..37d9543
--- /dev/null
+++ b/gcc/testsuite/gcc.target/nvptx/alias-weak-1.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* { dg-add-options ptx_alias } */
+
+void __f ()
+{
+}
+
+void f () __attribute__ ((weak, alias ("__f")));
+/* { dg-error {weak alias definitions not supported} {} { target *-*-* } .-1 }
+   (limitation of PTX).  */