guix/gnu/packages/patches/rapidjson-gcc-compat.patch
Marius Bakke 443e7f6338
gnu: rapidjson: Adjust for GCC 10.
* gnu/packages/patches/rapidjson-gcc-compat.patch: Add additional patch.
2021-08-11 23:19:02 +02:00

66 lines
2.8 KiB
Diff

Disable -Werror=implicit-fallthrough on GCC7 and later. Taken from upstream:
https://github.com/Tencent/rapidjson/commit/fe19b7b6016d446722621fb407738209d1a911e8
https://github.com/Tencent/rapidjson/commit/cba45fe9de6923b858edb0780e257b7257aa4f7b
diff --git a/include/rapidjson/internal/regex.h b/include/rapidjson/internal/regex.h
index 422a5240..d4039716 100644
--- a/include/rapidjson/internal/regex.h
+++ b/include/rapidjson/internal/regex.h
@@ -29,6 +29,9 @@ RAPIDJSON_DIAG_OFF(implicit-fallthrough)
#ifdef __GNUC__
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(effc++)
+#if __GNUC__ >= 7
+RAPIDJSON_DIAG_OFF(implicit-fallthrough)
+#endif
#endif
#ifdef _MSC_VER
Cast destination pointers to avoid a GCC error about memmove writing to
a different type.
Adapted from this upstream commit:
https://github.com/Tencent/rapidjson/commit/fa5963a2f5b231ee2babff771f169ccca22870ed
diff --git a/include/rapidjson/document.h b/include/rapidjson/document.h
--- a/include/rapidjson/document.h
+++ b/include/rapidjson/document.h
@@ -1425,7 +1425,7 @@ public:
MemberIterator pos = MemberBegin() + (first - MemberBegin());
for (MemberIterator itr = pos; itr != last; ++itr)
itr->~Member();
- std::memmove(&*pos, &*last, static_cast<size_t>(MemberEnd() - last) * sizeof(Member));
+ std::memmove(static_cast<void*>(&*pos), &*last, static_cast<size_t>(MemberEnd() - last) * sizeof(Member));
data_.o.size -= static_cast<SizeType>(last - first);
return pos;
}
@@ -1628,8 +1628,8 @@ public:
RAPIDJSON_ASSERT(last <= End());
ValueIterator pos = Begin() + (first - Begin());
for (ValueIterator itr = pos; itr != last; ++itr)
- itr->~GenericValue();
- std::memmove(pos, last, static_cast<size_t>(End() - last) * sizeof(GenericValue));
+ itr->~GenericValue();
+ std::memmove(static_cast<void*>(pos), last, static_cast<size_t>(End() - last) * sizeof(GenericValue));
data_.a.size -= static_cast<SizeType>(last - first);
return pos;
}
@@ -1936,7 +1936,7 @@ private:
if (count) {
GenericValue* e = static_cast<GenericValue*>(allocator.Malloc(count * sizeof(GenericValue)));
SetElementsPointer(e);
- std::memcpy(e, values, count * sizeof(GenericValue));
+ std::memcpy(static_cast<void*>(e), values, count * sizeof(GenericValue));
}
else
SetElementsPointer(0);
@@ -1949,7 +1949,7 @@ private:
if (count) {
Member* m = static_cast<Member*>(allocator.Malloc(count * sizeof(Member)));
SetMembersPointer(m);
- std::memcpy(m, members, count * sizeof(Member));
+ std::memcpy(static_cast<void*>(m), members, count * sizeof(Member));
}
else
SetMembersPointer(0);