Ignore class-memaccess error for gcc 8 and above
On Arch Linux the current default compiler is gcc 8.2.1 and this change is needed to ignore the following errors: In file included from /home/wink/local/include/llvm/ADT/STLExtras.h:21, from /home/wink/local/include/llvm/ADT/StringRef.h:13, from /home/wink/local/include/llvm/ADT/StringMap.h:17, from /home/wink/local/include/llvm/Support/Host.h:17, from /home/wink/local/include/llvm/ADT/Hashing.h:49, from /home/wink/local/include/llvm/ADT/ArrayRef.h:13, from /home/wink/local/include/llvm/ADT/APFloat.h:21, from /home/wink/local/include/clang/AST/APValue.h:18, from /home/wink/local/include/clang/AST/Decl.h:17, from /home/wink/local/include/clang/AST/ASTTypeTraits.h:20, from /home/wink/local/include/clang/AST/ASTContext.h:18, from /home/wink/local/include/clang/Frontend/ASTUnit.h:18, from /home/wink/prgs/ziglang/zig/src/translate_c.cpp:18: /home/wink/local/include/llvm/ADT/SmallVector.h: In instantiation of ‘void llvm::SmallVectorTemplateBase<T, true>::push_back(const T&) [with T = std::pair<void*, long unsigned int>]’: /home/wink/local/include/llvm/Support/Allocator.h:249:33: required from ‘void* llvm::BumpPtrAllocatorImpl<AllocatorT, SlabSize, SizeThreshold>::Allocate(size_t, size_t) [with AllocatorT = llvm::MallocAllocator; long unsigned int SlabSize = 4096; long unsigned int SizeThreshold = 4096; size_t = long unsigned int]’ /home/wink/local/include/clang/AST/ASTContext.h:659:42: required from here /home/wink/local/include/llvm/ADT/SmallVector.h:313:11: error: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of type ‘struct std::pair<void*, long unsigned int>’ with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Werror=class-memaccess] memcpy(this->end(), &Elt, sizeof(T)); ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /usr/include/c++/8.2.1/utility:70, from /home/wink/local/include/llvm/Support/type_traits.h:19, from /home/wink/local/include/llvm/Support/Casting.h:19, from /home/wink/local/include/clang/Basic/LLVM.h:22, from /home/wink/local/include/clang/AST/APValue.h:17, from /home/wink/local/include/clang/AST/Decl.h:17, from /home/wink/local/include/clang/AST/ASTTypeTraits.h:20, from /home/wink/local/include/clang/AST/ASTContext.h:18, from /home/wink/local/include/clang/Frontend/ASTUnit.h:18, from /home/wink/prgs/ziglang/zig/src/translate_c.cpp:18: /usr/include/c++/8.2.1/bits/stl_pair.h:198:12: note: ‘struct std::pair<void*, long unsigned int>’ declared here struct pair ^~~~
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@ -15,10 +15,19 @@
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#include "parser.hpp"
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#if __GNUC__ >= 8
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wclass-memaccess"
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#endif
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#include <clang/Frontend/ASTUnit.h>
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#include <clang/Frontend/CompilerInstance.h>
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#include <clang/AST/Expr.h>
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#if __GNUC__ >= 8
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#pragma GCC diagnostic pop
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#endif
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#include <string.h>
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using namespace clang;
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@ -15,6 +15,11 @@
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#include "zig_llvm.h"
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#if __GNUC__ >= 8
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wclass-memaccess"
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#endif
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#include <llvm/Analysis/TargetLibraryInfo.h>
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#include <llvm/Analysis/TargetTransformInfo.h>
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#include <llvm/IR/DIBuilder.h>
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@ -42,6 +47,10 @@
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#include <lld/Common/Driver.h>
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#if __GNUC__ >= 8
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#pragma GCC diagnostic pop
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#endif
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#include <new>
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#include <stdlib.h>
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