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-rw-r--r--llvm/test/tools/llvm-readobj/COFF/codeview-merging-cycle.test19
1 files changed, 19 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-readobj/COFF/codeview-merging-cycle.test b/llvm/test/tools/llvm-readobj/COFF/codeview-merging-cycle.test
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+++ b/llvm/test/tools/llvm-readobj/COFF/codeview-merging-cycle.test
@@ -0,0 +1,19 @@
+; RUN: not llvm-readobj --codeview-merged-types %S/Inputs/codeview-cycle.obj 2>&1 | FileCheck %s
+
+; CHECK: error{{.*}} Input type graph contains cycles
+
+; To reproduce codeview-cycle.obj:
+; $ cat codeview-cycle.asm
+; .model flat, C
+; .code
+; pfoo_list TYPEDEF PTR foo_list
+; foo_list STRUCT
+; next pfoo_list ?
+; data dd ?
+; foo_list ENDS
+; public foo
+; foo proc dst:ptr foo_list
+; ret
+; foo endp
+; end
+; $ ml -c -Zi codeview-cycle.asm
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