[lld] lld/AArch64: handle more relocation addends (PR #87328)

[Fangrui Song via llvm-commits]

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@@ -1,8 +1,36 @@
 ## Test certain REL relocation types generated by legacy armasm.
 # RUN: yaml2obj %s -o %t.o
-# RUN: not ld.lld %t.o -o /dev/null 2>&1 | FileCheck %s
+# RUN: ld.lld %t.o -o %t
+# RUN: llvm-objdump -s %t | FileCheck %s
 
-# CHECK-COUNT-17: internal linker error: cannot read addend
+# CHECK:      Contents of section .abs:
+# CHECK-NEXT:  2000e8 29002800 00002700 00000000 0000fcff  ).(...'.........
+# CHECK-NEXT:  2000f8 ffffffff ffff                        ......
+# CHECK-NEXT: Contents of section .uabs:
+# CHECK-NEXT:  200100 40ffffff 40ffffff 20ffffff 20ffffff  @... at ... ... ...
+# CHECK-NEXT:  200110 00ffffff 00ffffff                    ........
+# CHECK-NEXT: Contents of section .prel:
+# CHECK-NEXT:  200118 00ffffff fcfeffff f8feffff a0ffffff  ................
+# CHECK-NEXT:  200128 0010009f 0010009f                    ........
+# CHECK-NEXT: Contents of section .branch:
+# CHECK-NEXT:  200130 f0ffffff f0ffffff fdffffff fcffff14  ................
+# CHECK-NEXT: Contents of section .comment:
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MaskRay wrote:

Just check .abs, .uabs, .prel, .branch, and omit unrelated sections (.comment, .strtab, etc)

https://github.com/llvm/llvm-project/pull/87328