clamav: Import patch to fix build issues with GCC 6

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

lfs/clamav

@@ -82,6 +82,7 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 	@$(PREBUILD)
 	@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar zxf $(DIR_DL)/$(DL_FILE)
 	cd $(DIR_APP) && patch -Np1 -i $(DIR_SRC)/src/patches/clamav/llvm-glibc.patch
+	cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/clamav-0.99.2-gcc-6.patch
 	cd $(DIR_APP) && ./configure \
 		--prefix=/usr \
 		--disable-zlib-vcheck \

src/patches/clamav-0.99.2-gcc-6.patch

@@ -0,0 +1,84 @@
+diff --git a/libclamav/c++/llvm/include/llvm/ADT/StringMap.h b/libclamav/c++/llvm/include/llvm/ADT/StringMap.h
+index 59ff6aa..1325394 100644
+--- a/libclamav/c++/llvm/include/llvm/ADT/StringMap.h
++++ b/libclamav/c++/llvm/include/llvm/ADT/StringMap.h
+@@ -169,3 +169,3 @@ public:
+       KeyLength+1;
+-    unsigned Alignment = alignof<StringMapEntry>();
++    unsigned Alignment = alignOf<StringMapEntry>();
+ 
+diff --git a/libclamav/c++/llvm/include/llvm/CodeGen/SlotIndexes.h b/libclamav/c++/llvm/include/llvm/CodeGen/SlotIndexes.h
+index 88044c7..86b0f40 100644
+--- a/libclamav/c++/llvm/include/llvm/CodeGen/SlotIndexes.h
++++ b/libclamav/c++/llvm/include/llvm/CodeGen/SlotIndexes.h
+@@ -417,3 +417,3 @@ namespace llvm {
+           ileAllocator.Allocate(sizeof(IndexListEntry),
+-          alignof<IndexListEntry>()));
++          alignOf<IndexListEntry>()));
+ 
+diff --git a/libclamav/c++/llvm/include/llvm/Support/AlignOf.h b/libclamav/c++/llvm/include/llvm/Support/AlignOf.h
+index 6a7a1a6..979e597 100644
+--- a/libclamav/c++/llvm/include/llvm/Support/AlignOf.h
++++ b/libclamav/c++/llvm/include/llvm/Support/AlignOf.h
+@@ -51,8 +51,8 @@ struct AlignOf {
+ 
+-/// alignof - A templated function that returns the mininum alignment of
++/// alignOf - A templated function that returns the mininum alignment of
+ ///  of a type.  This provides no extra functionality beyond the AlignOf
+ ///  class besides some cosmetic cleanliness.  Example usage:
+-///  alignof<int>() returns the alignment of an int.
++///  alignOf<int>() returns the alignment of an int.
+ template <typename T>
+-static inline unsigned alignof() { return AlignOf<T>::Alignment; }
++static inline unsigned alignOf() { return AlignOf<T>::Alignment; }
+ 
+diff --git a/libclamav/c++/llvm/include/llvm/Support/Allocator.h b/libclamav/c++/llvm/include/llvm/Support/Allocator.h
+index 4a7251f..17caf5e 100644
+--- a/libclamav/c++/llvm/include/llvm/Support/Allocator.h
++++ b/libclamav/c++/llvm/include/llvm/Support/Allocator.h
+@@ -203,3 +203,3 @@ public:
+       for (char *Ptr = (char*)(Slab+1); Ptr < End; Ptr += sizeof(T)) {
+-        Ptr = Allocator.AlignPtr(Ptr, alignof<T>());
++        Ptr = Allocator.AlignPtr(Ptr, alignOf<T>());
+         if (Ptr + sizeof(T) <= End)
+diff --git a/libclamav/c++/llvm/lib/Analysis/ScalarEvolution.cpp b/libclamav/c++/llvm/lib/Analysis/ScalarEvolution.cpp
+index b892d85..dc72346 100644
+--- a/libclamav/c++/llvm/lib/Analysis/ScalarEvolution.cpp
++++ b/libclamav/c++/llvm/lib/Analysis/ScalarEvolution.cpp
+@@ -495,3 +495,3 @@ void SCEVUnknown::print(raw_ostream &OS) const {
+   if (isAlignOf(AllocTy)) {
+-    OS << "alignof(" << *AllocTy << ")";
++    OS << "alignOf(" << *AllocTy << ")";
+     return;
+diff --git a/libclamav/c++/llvm/lib/Target/X86/X86CodeEmitter.cpp b/libclamav/c++/llvm/lib/Target/X86/X86CodeEmitter.cpp
+index 824021c..757ca50 100644
+--- a/libclamav/c++/llvm/lib/Target/X86/X86CodeEmitter.cpp
++++ b/libclamav/c++/llvm/lib/Target/X86/X86CodeEmitter.cpp
+@@ -569,3 +569,3 @@ void Emitter<CodeEmitter>::emitMemModRMByte(const MachineInstr &MI,
+   // Calculate what the SS field value should be...
+-  static const unsigned SSTable[] = { ~0, 0, 1, ~0, 2, ~0, ~0, ~0, 3 };
++  static const unsigned SSTable[] = { ~0u, 0u, 1u, ~0u, 2u, ~0u, ~0u, ~0u, 3u };
+   unsigned SS = SSTable[Scale.getImm()];
+diff --git a/libclamav/c++/llvm/lib/Target/X86/X86MCCodeEmitter.cpp b/libclamav/c++/llvm/lib/Target/X86/X86MCCodeEmitter.cpp
+index 9564fe0..b2b7986 100644
+--- a/libclamav/c++/llvm/lib/Target/X86/X86MCCodeEmitter.cpp
++++ b/libclamav/c++/llvm/lib/Target/X86/X86MCCodeEmitter.cpp
+@@ -332,3 +332,3 @@ void X86MCCodeEmitter::EmitMemModRMByte(const MCInst &MI, unsigned Op,
+   // Calculate what the SS field value should be...
+-  static const unsigned SSTable[] = { ~0, 0, 1, ~0, 2, ~0, ~0, ~0, 3 };
++  static const unsigned SSTable[] = { ~0u, 0u, 1u, ~0u, 2u, ~0u, ~0u, ~0u, 3u };
+   unsigned SS = SSTable[Scale.getImm()];
+diff --git a/libclamav/mpool.c b/libclamav/mpool.c
+index cd38e15..b5e537d 100644
+--- a/libclamav/mpool.c
++++ b/libclamav/mpool.c
+@@ -417,3 +417,3 @@ static size_t from_bits(unsigned int bits) {
+ 
+-static inline unsigned int alignof(size_t size)
++static inline unsigned int alignOf(size_t size)
+ {
+@@ -609,3 +609,3 @@ static void* allocate_aligned(struct MPMAP *mpm, size_t size, unsigned align, co
+ void *mpool_malloc(struct MP *mp, size_t size) {
+-  size_t align = alignof(size);
++  size_t align = alignOf(size);
+   size_t i, needed = align_increase(size+FRAG_OVERHEAD, align);