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Silence -Wcovered-switch-default warning.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@297990 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Zachary Turner 2017-03-16 20:45:11 +00:00
parent 4616521aca
commit a07d9f3586
1 changed files with 9 additions and 5 deletions
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14
lib/DebugInfo/PDB/Native/InfoStream.cpp
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@ -62,18 +62,22 @@ Error InfoStream::reload() {
PdbRaw_FeatureSig Sig;
if (auto EC = Reader.readEnum(Sig))
return EC;
switch (Sig) {
case PdbRaw_FeatureSig::VC110:
// Since this value comes from a file, it's possible we have some strange
// value which doesn't correspond to any value. We don't want to warn on
// -Wcovered-switch-default in this case, so switch on the integral value
// instead of the enumeration value.
switch (uint32_t(Sig)) {
case uint32_t(PdbRaw_FeatureSig::VC110):
// No other flags for VC110 PDB.
Stop = true;
LLVM_FALLTHROUGH;
case PdbRaw_FeatureSig::VC140:
case uint32_t(PdbRaw_FeatureSig::VC140):
Features |= PdbFeatureContainsIdStream;
break;
case PdbRaw_FeatureSig::NoTypeMerge:
case uint32_t(PdbRaw_FeatureSig::NoTypeMerge):
Features |= PdbFeatureNoTypeMerging;
break;
case PdbRaw_FeatureSig::MinimalDebugInfo:
case uint32_t(PdbRaw_FeatureSig::MinimalDebugInfo):
Features |= PdbFeatureMinimalDebugInfo;
default:
continue;