[all-commits] [llvm/llvm-project] fe06e2: [AVR] Define __ELF__

[Ayke via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: fe06e231ff1536e7d0a99551590f6de5a38ce23a
      https://github.com/llvm/llvm-project/commit/fe06e231ff1536e7d0a99551590f6de5a38ce23a
  Author: Ayke van Laethem <aykevanlaethem at gmail.com>
  Date:   2020-04-15 (Wed, 15 Apr 2020)

  Changed paths:
    M clang/lib/Basic/Targets/AVR.cpp
    M clang/test/CodeGen/avr/target-cpu-defines/atmega328p.c
    M clang/test/CodeGen/avr/target-cpu-defines/attiny104.c
    M clang/test/CodeGen/avr/target-cpu-defines/common.c

  Log Message:
  -----------
  [AVR] Define __ELF__

This symbol is defined in avr-gcc. Because AVR normally uses the ELF
format, define the symbol unconditionally.

This patch is needed to get Clang to compile compiler-rt.

Differential Revision: https://reviews.llvm.org/D78117