[PATCH] D47159: [InstCombine] Format String optimizations

[Dávid Bolvanský via Phabricator via llvm-commits]

xbolva00 updated this revision to Diff 147884.
xbolva00 added a comment.

Fixed case like printf("%s%d", "", 1) in constant propagation to format string.


https://reviews.llvm.org/D47159

Files:
  include/llvm/Transforms/Utils/BuildLibCalls.h
  lib/Transforms/Utils/BuildLibCalls.cpp
  lib/Transforms/Utils/SimplifyLibCalls.cpp
  test/CodeGen/X86/no-plt-libcalls.ll
  test/Transforms/InstCombine/format-str.ll
  test/Transforms/InstCombine/printf-1.ll
  test/Transforms/InstCombine/printf-2.ll

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