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-rw-r--r--llvm/test/tools/llvm-cxxdump/broken-reloc-sec.test20
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diff --git a/llvm/test/tools/llvm-cxxdump/broken-reloc-sec.test b/llvm/test/tools/llvm-cxxdump/broken-reloc-sec.test
new file mode 100644
index 00000000000..c38786c9f7a
--- /dev/null
+++ b/llvm/test/tools/llvm-cxxdump/broken-reloc-sec.test
@@ -0,0 +1,20 @@
+## Check we report an error when trying to dump an object
+## which has a relocation section that has a broken sh_info
+## field, which is larger than the number of sections.
+
+# RUN: yaml2obj %s -o %t
+# RUN: not llvm-cxxdump %t 2>&1 | FileCheck %s
+# CHECK: error: reading file: invalid section index: 255
+
+--- !ELF
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2LSB
+ Type: ET_REL
+ Machine: EM_X86_64
+Sections:
+- Name: .rela.foo
+ Type: SHT_RELA
+ Link: 0
+ Info: 0xFF
+ Relocations: []
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