[gcc r15-8644] Add 'gcc.target/nvptx/alias-unsupported-1.c'

[Thomas Schwinge via Gcc-cvs]

https://gcc.gnu.org/g:6d3a48baac33e9ccd6ea02012078fefd48181af3

commit r15-8644-g6d3a48baac33e9ccd6ea02012078fefd48181af3
Author: Thomas Schwinge <tschwi...@baylibre.com>
Date:   Tue Mar 18 16:14:42 2025 +0100

    Add 'gcc.target/nvptx/alias-unsupported-1.c'
    
    ... testing for the GCC/nvptx "alias definitions not supported" error
    diagnostic.
    
            gcc/testsuite/
            * gcc.target/nvptx/alias-unsupported-1.c: New.

Diff:
---
 gcc/testsuite/gcc.target/nvptx/alias-unsupported-1.c | 9 +++++++++
 1 file changed, 9 insertions(+)

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 000000000000..47b30bd928b4
--- /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 } */