[Clang] Make the linker wrapper test require Linux

Summary:
We only support this offloading on Linux currently, and this handling of
static libraries is mostly based on Linux systems. So we should only
test those systems for now until we expland to other operating systems
in the future.

diff --git a/clang/test/Driver/linker-wrapper-libs.c b/clang/test/Driver/linker-wrapper-libs.c
index aa82dd5..a97420c 100644 (file)
--- a/clang/test/Driver/linker-wrapper-libs.c
+++ b/clang/test/Driver/linker-wrapper-libs.c
@@ -2,6 +2,8 @@
 // REQUIRES: nvptx-registered-target
 // REQUIRES: amdgpu-registered-target
 
+// REQUIRES: system-linux
+
 // RUN: %clang -cc1 %s -triple x86_64-unknown-linux-gnu -emit-obj -o %t.elf.o
 
 #if defined(RESOLVES)