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authorYong He <yonghe@outlook.com>2023-03-16 23:46:14 -0700
committerGitHub <noreply@github.com>2023-03-16 23:46:14 -0700
commit9476d4543f4336a66308e55f722b0b0b2bd69dd2 (patch)
treeff3a0514249f5c3975177bf053c5cb038e37acc8 /source/slang/slang-ir-autodiff.cpp
parent77d3630eef4ea1c4b0424a46526a6be476a89230 (diff)
Fix Phi simplification bug. (#2710)
* Fix Phi simplification bug. * Fix up. * Fix. * Fix. * Fix. * Fix. * Fix. * Fix test. * Fix test. --------- Co-authored-by: Yong He <yhe@nvidia.com>
Diffstat (limited to 'source/slang/slang-ir-autodiff.cpp')
-rw-r--r--source/slang/slang-ir-autodiff.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/source/slang/slang-ir-autodiff.cpp b/source/slang/slang-ir-autodiff.cpp
index a3a7e4b77..e9b78696e 100644
--- a/source/slang/slang-ir-autodiff.cpp
+++ b/source/slang/slang-ir-autodiff.cpp
@@ -559,6 +559,9 @@ void stripNoDiffTypeAttribute(IRModule* module)
bool isDifferentiableType(DifferentiableTypeConformanceContext& context, IRInst* typeInst)
{
+ if (!typeInst)
+ return false;
+
if (context.isDifferentiableType((IRType*)typeInst))
return true;
// Look for equivalent types.