Index: contrib/libcxxrt/dwarf_eh.h
===================================================================
--- contrib/libcxxrt/dwarf_eh.h
+++ contrib/libcxxrt/dwarf_eh.h
@@ -224,9 +224,13 @@
 		// Read fixed-length types
 #define READ(dwarf, type) \
 		case dwarf:\
-			v = static_cast<uint64_t>(*reinterpret_cast<type*>(*data));\
+		{\
+			type t;\
+			memcpy(&t, *data, sizeof t);\
+			v = static_cast<uint64_t>(t);\
 			*data += sizeof(type);\
-			break;
+			break;\
+		}
 		READ(DW_EH_PE_udata2, uint16_t)
 		READ(DW_EH_PE_udata4, uint32_t)
 		READ(DW_EH_PE_udata8, uint64_t)