6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-07-21 02:29:22 +00:00
Code Issues Projects Releases Wiki Activity

Revert "Fix UBSan report in StringMap implementation."

Browse Source 
This reverts commit r223402. Some bots fail with -Winvalid-offsetof
warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@223407 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alexey Samsonov 2014-12-04 23:00:50 +00:00
parent 9e8083744d
commit 59d867405a
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
include/llvm/ADT/StringMap.h
View File

@ -182,7 +182,10 @@ public:
/// GetStringMapEntryFromValue - Given a value that is known to be embedded
/// into a StringMapEntry, return the StringMapEntry itself.
static StringMapEntry &GetStringMapEntryFromValue(ValueTy &V) {
char *Ptr = reinterpret_cast<char *>(&V) - offsetof(StringMapEntry, second);
StringMapEntry *EPtr = 0;
char *Ptr = reinterpret_cast<char*>(&V) -
(reinterpret_cast<char*>(&EPtr->second) -
reinterpret_cast<char*>(EPtr));
return *reinterpret_cast<StringMapEntry*>(Ptr);
}
static const StringMapEntry &GetStringMapEntryFromValue(const ValueTy &V) {