Vendor import of clang trunk r256633:

https://llvm.org/svn/llvm-project/cfe/trunk@256633

1 files changed, 14 insertions, 0 deletions

diff --git a/test/CodeGen/thinlto_backend.c b/test/CodeGen/thinlto_backend.c
new file mode 100644
index 0000000..a2737fb
--- /dev/null
+++ b/test/CodeGen/thinlto_backend.c
@@ -0,0 +1,14 @@
+// RUN: %clang -O2 %s -flto=thin -c -o %t.o
+// RUN: llvm-lto -thinlto -o %t %t.o
+
+// Ensure clang -cc1 give expected error for incorrect input type
+// RUN: not %clang_cc1 -O2 -o %t1.o %s -c -fthinlto-index=%t.thinlto.bc 2>&1 | FileCheck %s -check-prefix=CHECK-WARNING
+// CHECK-WARNING: error: invalid argument '-fthinlto-index={{.*}}' only allowed with '-x ir'
+
+// Ensure we get expected error for missing index file
+// RUN: %clang -O2 -o %t1.o -x ir %t.o -c -fthinlto-index=bad.thinlto.bc 2>&1 | FileCheck %s -check-prefix=CHECK-ERROR
+// CHECK-ERROR: Error loading index file 'bad.thinlto.bc'
+
+// Ensure Function Importing pass added
+// RUN: %clang -O2 -o %t1.o -x ir %t.o -c -fthinlto-index=%t.thinlto.bc -mllvm -debug-pass=Structure 2>&1 | FileCheck %s -check-prefix=CHECK-PASS
+// CHECK-PASS: Function Importing