[PATCH] D151631: [InstSimplify] Simplify select i1 ConstExpr, i1 true, i1 false to ConstExpr
Kohei Asano via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon May 29 19:10:44 PDT 2023
khei4 added inline comments.
================
Comment at: llvm/test/Transforms/InstSimplify/select-inseltpoison.ll:890
+;
+ %s = select i1 %a, i32 ptrtoint (ptr getelementptr inbounds ([3 x ptr], ptr @a, i64 0, i64 1) to i32), i32 undef
+ ret i32 %s
----------------
I think
`i32 ptrtoint (ptr getelementptr inbounds ([3 x ptr], ptr @a, i64 0, i64 1) to i32)` doesn't produce poison.
index seems valid so maybe
`i32 ptrtoint (ptr getelementptr inbounds ([3 x ptr], ptr @a, i64 1, i64 0) to i32)` ?
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D151631/new/
https://reviews.llvm.org/D151631
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