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Fix breakage after r303461

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- Improve wchar_t size predicitions based on target triple.
- Be less strict in wchar_t size verifier.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@303477 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matthias Braun 2017-05-20 01:28:52 +00:00
parent 204f8c0a24
commit e60d79f9d7
2 changed files with 5 additions and 4 deletions
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6
lib/Analysis/TargetLibraryInfo.cpp
View File

@ -1521,7 +1521,11 @@ TargetLibraryInfoImpl &TargetLibraryAnalysis::lookupInfoImpl(const Triple &T) {
unsigned TargetLibraryInfoImpl::getTargetWCharSize(const Triple &T) {
// See also clang/lib/Basic/Targets.cpp.
return T.isPS4() || T.isOSWindows() || T.getArch() == Triple::xcore ? 2 : 4;
if (T.isPS4() || T.isOSWindows() || T.isArch16Bit())
return 2;
if (T.getArch() == Triple::xcore)
return 1;
return 4;
}
unsigned TargetLibraryInfoImpl::getWCharSize(const Module &M) const {

3
lib/IR/Verifier.cpp
View File

@ -1322,9 +1322,6 @@ Verifier::visitModuleFlag(const MDNode *Op,
ConstantInt *Value
= mdconst::dyn_extract_or_null<ConstantInt>(Op->getOperand(2));
Assert(Value, "wchar_size metadata requires constant integer argument");
uint64_t WCharSize = Value->getZExtValue();
Assert(WCharSize == 0 || WCharSize == 2 || WCharSize == 4,
"wchar_size should be 0, 2 or 4");
}
}