[PATCH] D92460: [dfsan] Test loading global ptrs

Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Dec 2 13:36:10 PST 2020


This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG838ecf2ea483: [dfsan] Test loading global ptrs (authored by Jianzhou Zhao <jianzhouzh at google.com>).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D92460/new/

https://reviews.llvm.org/D92460

Files:
  llvm/test/Instrumentation/DataFlowSanitizer/load.ll


Index: llvm/test/Instrumentation/DataFlowSanitizer/load.ll
===================================================================
--- llvm/test/Instrumentation/DataFlowSanitizer/load.ll
+++ llvm/test/Instrumentation/DataFlowSanitizer/load.ll
@@ -166,3 +166,12 @@
   %a = load i64, i64* %p
   ret i64 %a
 }
+
+ at X = constant i1 1
+define i1 @load_global() {
+  ; NO_COMBINE_PTR_LABEL: @"dfs$load_global"
+  ; NO_COMBINE_PTR_LABEL: store i16 0, i16* @__dfsan_retval_tls, align 2
+
+  %a = load i1, i1* @X
+  ret i1 %a
+}
\ No newline at end of file


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