================
@@ -0,0 +1,48 @@
+// Tests the clang-sycl-linker tool.
+//
+// Test a simple case without arguments.
+// RUN: %clangxx -emit-llvm -c %s -o %t_1.bc
+// RUN: %clangxx -emit-llvm -c %s -o %t_2.bc
+// RUN: clang-sycl-linker --dry-run -triple spirv64 %t_1.bc %t_2.bc -o a.spv
2>&1 \
+// RUN: | FileCheck %s --check-prefix=SIMPLE
+// SIMPLE: "{{.*}}llvm-link{{.*}}" {{.*}}.bc {{.*}}.bc -o
[[FIRSTLLVMLINKOUT:.*]].bc --suppress-warnings
+// SIMPLE-NEXT: "{{.*}}llvm-spirv{{.*}}" {{.*}}-o a.spv [[FIRSTLLVMLINKOUT]].bc
+//
+// Test that llvm-link is not called when only one input is present.
+// RUN: clang-sycl-linker --dry-run -triple spirv64 %t_1.bc -o a.spv 2>&1 \
+// RUN: | FileCheck %s --check-prefix=SIMPLE-NO-LINK
+// SIMPLE-NO-LINK: "{{.*}}llvm-spirv{{.*}}" {{.*}}-o a.spv {{.*}}.bc
+//
+// Test a simple case with device library files specified.
+// RUN: touch %T/lib1.bc
+// RUN: touch %T/lib2.bc
+// RUN: clang-sycl-linker --dry-run -triple spirv64 %t_1.bc %t_2.bc
--library-path=%T --device-libs=lib1.bc,lib2.bc -o a.spv 2>&1 \
+// RUN: | FileCheck %s --check-prefix=DEVLIBS
+// DEVLIBS: "{{.*}}llvm-link{{.*}}" {{.*}}.bc {{.*}}.bc -o
[[FIRSTLLVMLINKOUT:.*]].bc --suppress-warnings
+// DEVLIBS-NEXT: "{{.*}}llvm-link{{.*}}" -only-needed [[FIRSTLLVMLINKOUT]].bc
{{.*}}lib1.bc {{.*}}lib2.bc -o [[SECONDLLVMLINKOUT:.*]].bc --suppress-warnings
+// DEVLIBS-NEXT: "{{.*}}llvm-spirv{{.*}}" {{.*}}-o a.spv
[[SECONDLLVMLINKOUT]].bc
+//
+// Test a simple case with .o (fat object) as input.
+// TODO: Remove this test once fat object support is added.
----------------
asudarsa wrote:
Can I please update this in one of the upcoming PRs? I do not want to trigger
another round of testing here.
Thanks
https://github.com/llvm/llvm-project/pull/112245
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