[llvm] [XCOFF] make related SD symbols as isFunction (PR #69553)

[James Henderson via llvm-commits]

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@@ -0,0 +1,56 @@
+## Check that llvm-objdump --syms reports an error when
+## the symbol type in the csect aux entry of a symbol is not valid.
+
+## Check XCOFF32
+# RUN: yaml2obj --docnum=1 %s -o %t1
+# RUN: not llvm-objdump --syms %t1 2>&1 | FileCheck %s -DOBJ=%t1 --check-prefix=XCOFF32
+
+# XCOFF32: error: '[[OBJ]]': Symbol csect aux entry with index 2 has invalid symbol type 5
+
+--- !XCOFF
+FileHeader:
+  MagicNumber:       0x1DF
+Sections:
+  - Name:                    .text
+    Flags:           [ STYP_TEXT ]
+Symbols:
+  - Name:            .file
+    Section:         N_DEBUG
+    NumberOfAuxEntries: 0
+    Type:            0x0
+    StorageClass:       C_FILE
+  - Name:             test
+    Section:         .text
+    NumberOfAuxEntries: 1
+    StorageClass:       C_EXT
+    AuxEntries:
+      - Type:                   AUX_CSECT
+        SymbolAlignmentAndType: 5
+        StorageMappingClass:    XMC_PR
+
+## Check XCOFF64
+# RUN: yaml2obj --docnum=2 %s -o %t2
+# RUN: not llvm-objdump --syms %t2 2>&1 | FileCheck %s -DOBJ=%t2 --check-prefix=XCOFF64
+
+# XCOFF64: error: '[[OBJ]]': Symbol csect aux entry with index 2 has invalid symbol type 5
+
+--- !XCOFF
----------------
jh7370 wrote:

If I'm not mistaken, the only difference between this and the other YAML is the MagicNumber. Assuming that's the case, please use only one YAML doc and use the yaml2obj -D option to specify the value of that field.

https://github.com/llvm/llvm-project/pull/69553