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[Driver] Add DWARF64 flag: -gdwarf64
authorHongtao Yu <hoy@fb.com>
Fri, 8 Jan 2021 20:58:03 +0000 (12:58 -0800)
committerHongtao Yu <hoy@fb.com>
Fri, 8 Jan 2021 20:58:38 +0000 (12:58 -0800)
commit0e23fd676c3984a2b867c167950464262c8e0dc6
treee269d6208b79990573cedaff08cd83ee7e2d1caa
parentffac9001d987096537b94ed7a1e4e4a4665d571f
[Driver] Add DWARF64 flag: -gdwarf64

@ikudrin enabled support for dwarf64 in D87011.  Adding a clang flag so it can be used through that compilation pass.

Reviewed By: MaskRay

Differential Revision: https://reviews.llvm.org/D90507
clang/include/clang/Basic/CodeGenOptions.def
clang/include/clang/Driver/Options.td
clang/lib/CodeGen/BackendUtil.cpp
clang/lib/Driver/ToolChains/Clang.cpp
clang/lib/Frontend/CompilerInvocation.cpp
clang/test/Driver/debug-options.c