[all-commits] [llvm/llvm-project] 43cf32: [flang]Zero Initialize simple types

Mats Petersson via All-commits all-commits at lists.llvm.org
Fri May 5 09:41:50 PDT 2023

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 43cf32a1c021ab095426320a2e3c4abb5544e0ad
  Author: Mats Petersson <mats.petersson at arm.com>
  Date:   2023-05-05 (Fri, 05 May 2023)

  Changed paths:
    M flang/docs/Extensions.md
    M flang/lib/Lower/ConvertVariable.cpp
    M flang/lib/Optimizer/CodeGen/CodeGen.cpp
    M flang/test/Lower/target_definition.f90

  Log Message:
  [flang]Zero Initialize simple types

Instead of filling uninitialized global variables with "undef",
initialize them with 0. Only for Integer, Float or Logical type
variables. Complex, user defined data structures, arrays, etc
are not supported at this point.

This patch fixes the main problem of

Reviewed By: jeanPerier

Differential Revision: https://reviews.llvm.org/D149877

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