spirv-llvm-translator: vendor as full-fork recipe (path=source, patches baked)

local/recipes/dev/spirv-llvm-translator/source/test/DebugInfo/DebugUnstructuredControlFlow.cl

@@ -0,0 +1,26 @@
+// RUN: %clang_cc1 -triple spir64-unknown-unknown -cl-std=CL2.0 -O0 -debug-info-kind=standalone -gno-column-info -emit-llvm-bc %s -o %t.bc
+// RUN: llvm-spirv %t.bc --spirv-ext=+SPV_INTEL_unstructured_loop_controls -o %t.spv
+// RUN: llvm-spirv %t.spv --to-text -o %t.spt
+// RUN: FileCheck < %t.spt %s --check-prefix=CHECK-SPIRV
+// RUN: llvm-spirv -r %t.spv -o %t.bc
+// RUN: llvm-dis < %t.bc | FileCheck %s --check-prefix=CHECK-LLVM
+
+// Test that no debug info instruction is inserted between LoopControlINTEL and
+// Branch instructions. Otherwise, debug info interferes with SPIRVToLLVM
+// translation of structured flow control
+
+kernel
+void sample() {
+  #pragma clang loop unroll(full)
+  for(;;);
+}
+
+// Check that all Line items are retained
+// CHECK-SPIRV: Line [[File:[0-9]+]] 15 0
+// Loop control
+// CHECK-SPIRV: LoopControlINTEL 257 1
+// CHECK-SPIRV-NEXT: Branch
+
+// CHECK-LLVM: br label %{{.*}}, !dbg !{{[0-9]+}}, !llvm.loop ![[MD:[0-9]+]]
+// CHECK-LLVM: ![[MD]] = distinct !{![[MD]], ![[MD_unroll:[0-9]+]]}
+// CHECK-LLVM: ![[MD_unroll]] = !{!"llvm.loop.unroll.full"}