[PATCH] D85963: SLC] sprintf(dst, "%s", str) -> strcpy(dst, str)

[Dávid Bolvanský via Phabricator via llvm-commits]

xbolva00 created this revision.
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Transform sprintf(dst, "%s", str) -> strcpy(dst, str) if result is unused
Avoid sprintf(dest, "%s", str) -> llvm.memcpy(align 1 dest, align 1 str, strlen(str)+1) of optimizing for size.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D85963

Files:
  llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
  llvm/test/Transforms/InstCombine/2010-05-30-memcpy-Struct.ll
  llvm/test/Transforms/InstCombine/sprintf-1.ll

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