[flang-commits] [PATCH] D111843: [flang] Fold LGE/LGT/LLE/LLT intrinsic functions

Peter Klausler via Phabricator via flang-commits flang-commits at lists.llvm.org
Thu Oct 14 14:32:44 PDT 2021


klausler created this revision.
klausler added a reviewer: PeteSteinfeld.
klausler added a project: Flang.
Herald added a subscriber: jdoerfert.
Herald added a reviewer: sscalpone.
klausler requested review of this revision.

Fold the legacy intrinsic functions LGE, LGT, LLE, & LLT
by rewriting them into character relational expressions and
then folding those.  Also fix folding of comparisons of
character values of distinct lengths: the shorter value must
be padded with blanks.  (This fix exposed some bad test cases,
which are also fixed.)


https://reviews.llvm.org/D111843

Files:
  flang/include/flang/Evaluate/common.h
  flang/include/flang/Evaluate/type.h
  flang/lib/Evaluate/fold-logical.cpp
  flang/lib/Semantics/check-io.h
  flang/lib/Semantics/data-to-inits.cpp
  flang/lib/Semantics/resolve-names.cpp
  flang/lib/Semantics/runtime-type-info.cpp
  flang/test/Evaluate/fold-char-cmp.f90
  flang/test/Evaluate/folding01.f90
  flang/test/Evaluate/folding05.f90

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