[all-commits] [llvm/llvm-project] 6666e0: [libc] Make FPBits a union.

[Siva Chandra via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6666e0d7a29c639df7a1652b6d3bf16f28edd45a
      https://github.com/llvm/llvm-project/commit/6666e0d7a29c639df7a1652b6d3bf16f28edd45a
  Author: Siva Chandra Reddy <sivachandra at google.com>
  Date:   2021-04-13 (Tue, 13 Apr 2021)

  Changed paths:
    M libc/fuzzing/math/Compare.h
    M libc/fuzzing/math/RemQuoDiff.h
    M libc/src/math/generic/fmaf.cpp
    M libc/test/src/math/LdExpTest.h
    M libc/test/src/math/NextAfterTest.h
    M libc/test/src/math/RoundToIntegerTest.h
    M libc/test/src/math/sqrt_test.cpp
    M libc/test/src/math/sqrtf_test.cpp
    M libc/test/src/math/sqrtl_test.cpp
    M libc/utils/FPUtil/BasicOperations.h
    M libc/utils/FPUtil/DivisionAndRemainderOperations.h
    M libc/utils/FPUtil/FPBits.h
    M libc/utils/FPUtil/Hypot.h
    M libc/utils/FPUtil/LongDoubleBitsX86.h
    M libc/utils/FPUtil/ManipulationFunctions.h
    M libc/utils/FPUtil/NearestIntegerOperations.h
    M libc/utils/FPUtil/NextAfterLongDoubleX86.h
    M libc/utils/FPUtil/NormalFloat.h
    M libc/utils/FPUtil/Sqrt.h
    M libc/utils/FPUtil/SqrtLongDoubleX86.h
    M libc/utils/FPUtil/TestHelpers.cpp
    M libc/utils/FPUtil/TestHelpers.h
    M libc/utils/MPFRWrapper/MPFRUtils.cpp

  Log Message:
  -----------
  [libc] Make FPBits a union.

This helps us avoid the uncomfortable reinterpret-casts. Avoiding the
reinterpret casts prevents us from tripping the sanitizers as well.

Reviewed By: lntue

Differential Revision: https://reviews.llvm.org/D100360