[lld] [RISCV] Disable gp relaxation if part of object unreachable (PR #72655)

[Fangrui Song via llvm-commits]

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@@ -0,0 +1,147 @@
+# REQUIRES: riscv
+# RUN: rm -rf %t && split-file %s %t && cd %t
+
+# RUN: llvm-mc -filetype=obj -triple=riscv32-unknown-elf -mattr=+relax a.s -o rv32a.o
+# RUN: llvm-mc -filetype=obj -triple=riscv64-unknown-elf -mattr=+relax a.s -o rv64a.o
+# RUN: llvm-mc -filetype=obj -triple=riscv32-unknown-elf -mattr=+relax b.s -o rv32b.o
+# RUN: llvm-mc -filetype=obj -triple=riscv64-unknown-elf -mattr=+relax b.s -o rv64b.o
+# RUN: llvm-mc -filetype=obj -triple=riscv32-unknown-elf -mattr=+relax c.s -o rv32c.o
+# RUN: llvm-mc -filetype=obj -triple=riscv64-unknown-elf -mattr=+relax c.s -o rv64c.o
+
+# RUN: ld.lld --relax-gp --undefined=__global_pointer$ rv32a.o lds.a -o rv32a
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MaskRay wrote:

a.lds b.lds c.lds instead of lds.a lds.b lds.c

https://github.com/llvm/llvm-project/pull/72655