SuccessChanges

Summary

  1. Revert 374373: [Codegen] Alter the default promotion for saturating adds (details)
  2. Release notes: Add the option WarnForDeadNestedAssignments (details)
Commit 7c30af8e65904bc2eb7e8926c7d2a2ad68aeab4d by david.green
Revert 374373: [Codegen] Alter the default promotion for saturating adds
and subs
This commit is not extending the promoted integers as it should.
Reverting whilst I look into the details.
llvm-svn: 374592
The file was modifiedllvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
The file was modifiedllvm/test/CodeGen/AArch64/uadd_sat_vec.ll
The file was modifiedllvm/test/CodeGen/AArch64/usub_sat.ll
The file was modifiedllvm/test/CodeGen/AArch64/sadd_sat_vec.ll
The file was modifiedllvm/test/CodeGen/AArch64/ssub_sat.ll
The file was modifiedllvm/test/CodeGen/ARM/sadd_sat.ll
The file was modifiedllvm/test/CodeGen/AArch64/ssub_sat_vec.ll
The file was modifiedllvm/test/CodeGen/X86/usub_sat.ll
The file was modifiedllvm/test/CodeGen/AArch64/uadd_sat.ll
The file was modifiedllvm/test/CodeGen/ARM/uadd_sat.ll
The file was modifiedllvm/test/CodeGen/ARM/usub_sat.ll
The file was modifiedllvm/test/CodeGen/X86/ssub_sat.ll
The file was modifiedllvm/test/CodeGen/X86/sadd_sat.ll
The file was modifiedllvm/test/CodeGen/AArch64/sadd_sat.ll
The file was modifiedllvm/test/CodeGen/AArch64/usub_sat_vec.ll
The file was modifiedllvm/test/CodeGen/ARM/ssub_sat.ll
The file was modifiedllvm/test/CodeGen/X86/uadd_sat.ll
Commit 9bea4ec28cdf2a0b020e17b1999723b3e48eb088 by sylvestre
Release notes: Add the option WarnForDeadNestedAssignments
https://reviews.llvm.org/D66733
llvm-svn: 374593
The file was modifiedclang/docs/ReleaseNotes.rst