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| author | Yong He <yonghe@outlook.com> | 2022-06-23 12:41:05 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-06-23 12:41:05 -0700 |
| commit | 4aa6344f772d31c1f7b0676cbaf315104c4b30a2 (patch) | |
| tree | 5fe9ded4256691d1e84ca0d9e3f03693dc4105bf /source/slang/slang-ir-lower-generics.cpp | |
| parent | 5bd366fa1d10b93d0460f7779fa24d1572c971ba (diff) | |
Preserve specialization cache in IR for specialization pass. (#2293)
* Perserve specialization cache in IR for specialization pass.
* Fix compile error.
* Fix.
* Fix.
* Fix test case.
* Fix.
Co-authored-by: Yong He <yhe@nvidia.com>
Diffstat (limited to 'source/slang/slang-ir-lower-generics.cpp')
| -rw-r--r-- | source/slang/slang-ir-lower-generics.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/source/slang/slang-ir-lower-generics.cpp b/source/slang/slang-ir-lower-generics.cpp index 703441252..b8b2ef972 100644 --- a/source/slang/slang-ir-lower-generics.cpp +++ b/source/slang/slang-ir-lower-generics.cpp @@ -136,6 +136,8 @@ namespace Slang if (auto lookupWitnessMethod = as<IRLookupWitnessMethod>(inst)) { auto witnessTableType = lookupWitnessMethod->getWitnessTable()->getDataType(); + if (!witnessTableType) + return; auto interfaceType = cast<IRWitnessTableType>(witnessTableType)->getConformanceType(); if (isComInterfaceType((IRType*)interfaceType)) return; |