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authorchriseth <chris@ethereum.org>2018-12-06 05:08:46 +0800
committerGitHub <noreply@github.com>2018-12-06 05:08:46 +0800
commitd3c8ba00ac00426b256998a678a8d4bfbf0acd83 (patch)
tree1c2ec758048a57021cb659fd0da8d4ccaf75252b /libyul/optimiser/SSAValueTracker.cpp
parent32c9da9419499bf839f239ef3e1a8df627218ade (diff)
parentd0204eef2fa26c6774835cfe6027f053b85f98ec (diff)
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Merge pull request #5595 from ethereum/ssavaluetracker-fix
SSAValueTracker should only use nullptr for default values
Diffstat (limited to 'libyul/optimiser/SSAValueTracker.cpp')
-rw-r--r--libyul/optimiser/SSAValueTracker.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/libyul/optimiser/SSAValueTracker.cpp b/libyul/optimiser/SSAValueTracker.cpp
index 35b29b04..ef96c379 100644
--- a/libyul/optimiser/SSAValueTracker.cpp
+++ b/libyul/optimiser/SSAValueTracker.cpp
@@ -37,7 +37,7 @@ void SSAValueTracker::operator()(VariableDeclaration const& _varDecl)
{
if (_varDecl.variables.size() == 1)
setValue(_varDecl.variables.front().name, _varDecl.value.get());
- else
+ else if (!_varDecl.value)
for (auto const& var: _varDecl.variables)
setValue(var.name, nullptr);
}