[PATCH] D51813: [Util] Refer to [s|z]exts of args when converting dbg.declares (fix PR35400)

Adrian Prantl via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Sep 7 13:58:17 PDT 2018


aprantl added inline comments.


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Comment at: llvm/test/Transforms/Util/dbg-user-of-aext.ll:43
   call void @llvm.dbg.declare(metadata i8* %b.addr, metadata !15, metadata !16), !dbg !17
-  %frombool1 = zext i1 %frag to i8
+  %frombool1 = sext i1 %frag to i8
   store i8 %frombool1, i8* %frag.addr, align 1
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This is actually changing codegen. Is that intended?


https://reviews.llvm.org/D51813





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