1 files changed, 51 insertions, 0 deletions
diff --git a/lld/test/ELF/lto/thinlto-object-suffix-replace.ll b/lld/test/ELF/lto/thinlto-object-suffix-replace.ll
new file mode 100644
index 00000000000..eea134cc061
--- /dev/null
+++ b/lld/test/ELF/lto/thinlto-object-suffix-replace.ll
@@ -0,0 +1,51 @@
+; REQUIRES: x86
+
+; Test to make sure the thinlto-object-suffix-replace option is handled
+; correctly.
+
+; Generate bitcode file with summary, as well as a minimized bitcode without
+; the debug metadata for the thin link.
+; RUN: opt -thinlto-bc %s -thin-link-bitcode-file=%t1.thinlink.bc -o %t1.o
+
+; First perform the thin link on the normal bitcode file, and save the
+; resulting index.
+; RUN: ld.lld -m elf_x86_64 --plugin-opt=thinlto-index-only -shared %t1.o -o %t3
+; RUN: cp %t1.o.thinlto.bc %t1.o.thinlto.bc.orig
+
+; Next perform the thin link on the minimized bitcode file, and compare dump
+; of the resulting index to the above dump to ensure they are identical.
+; RUN: rm -f %t1.o.thinlto.bc
+; Make sure it isn't inadvertently using the regular bitcode file.
+; RUN: rm -f %t1.o
+; RUN: ld.lld -m elf_x86_64 --plugin-opt=thinlto-index-only \
+; RUN: --plugin-opt=thinlto-object-suffix-replace=".thinlink.bc;.o" \
+; RUN: -shared %t1.thinlink.bc -o %t3
+; RUN: diff %t1.o.thinlto.bc.orig %t1.o.thinlto.bc
+
+; Ensure lld generates error if object suffix replace option does not have 'old;new' format
+; RUN: rm -f %t1.o.thinlto.bc
+; RUN: not ld.lld -m elf_x86_64 --plugin-opt=thinlto-index-only \
+; RUN: --plugin-opt=thinlto-object-suffix-replace="abc:def" -shared %t1.thinlink.bc \
+; RUN: -o %t3 2>&1 | FileCheck %s --check-prefix=ERR1
+; ERR1: thinlto-object-suffix-replace expects 'old;new' format, but got abc:def
+
+; Ensure lld generates error if old suffix doesn't exist in file name
+; RUN: rm -f %t1.o
+; RUN: not ld.lld -m elf_x86_64 --plugin-opt=thinlto-index-only \
+; RUN: --plugin-opt=thinlto-object-suffix-replace=".abc;.o" -shared %t1.thinlink.bc \
+; RUN: -o %t3 2>&1 | FileCheck %s --check-prefix=ERR2
+; ERR2: cannot find suffix .abc
+
+
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+define void @f() {
+entry:
+  ret void
+}
+
+!llvm.dbg.cu = !{}
+
+!1 = !{i32 2, !"Debug Info Version", i32 3}
+!llvm.module.flags = !{!1}