[lld] [lld][NFC] Precommit test for ld -r links FatLTO PIC objects (PR #92817)

[Fangrui Song via llvm-commits]

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@@ -4,13 +4,23 @@
 ; RUN: rm -rf %t && split-file %s %t
 
 ;; Ensure that input files contain .llvm.lto section.
-; RUN: llc %t/a-LTO.ll --filetype=obj -o %t/a-fatLTO.o
+; RUN: llc %t/a-LTO.ll --filetype=obj -o %t/a-fatLTO.o --relocation-model=pic
 ; RUN: opt < %t/a-LTO.ll --module-summary -o %t/a-fatLTO.bc
-; RUN: llvm-objcopy --add-section=.llvm.lto=%t/a-fatLTO.bc --set-section-flags=.llvm.lto=exclude %t/a-fatLTO.o
+; RUN: llvm-objcopy --add-section=.llvm.lto=%t/a-fatLTO.bc --set-section-flags=.llvm.lto=exclude --set-section-type=.llvm.lto=0x6fff4c0c %t/a-fatLTO.o
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MaskRay wrote:

The number of `%t` occurrences is large now.

Perhaps we should switch to `; RUN: rm -rf %t && split-file %s %t && cd %t` and remove these `%t/`

https://github.com/llvm/llvm-project/pull/92817