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| author | Alex Beregszaszi <alex@rtfs.hu> | 2018-08-07 18:23:00 +0800 |
|---|---|---|
| committer | Alex Beregszaszi <alex@rtfs.hu> | 2018-08-07 19:14:12 +0800 |
| commit | 296ba24f7f14811c5a5482457391d4f1afa49a87 (patch) | |
| tree | 578510afaf0adb4bdb932cc29c6177b851bce06c /libsolidity/analysis/ReferencesResolver.cpp | |
| parent | d33e5683f51dc9d85b4493abbf6f03f6ab7b8ff2 (diff) | |
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Do not crash on using _slot and _offset suffixes on their own
Diffstat (limited to 'libsolidity/analysis/ReferencesResolver.cpp')
| -rw-r--r-- | libsolidity/analysis/ReferencesResolver.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libsolidity/analysis/ReferencesResolver.cpp b/libsolidity/analysis/ReferencesResolver.cpp index ba793933..5458c1b0 100644 --- a/libsolidity/analysis/ReferencesResolver.cpp +++ b/libsolidity/analysis/ReferencesResolver.cpp @@ -256,6 +256,11 @@ bool ReferencesResolver::visit(InlineAssembly const& _inlineAssembly) string("_slot").size() : string("_offset").size() )); + if (realName.empty()) + { + declarationError(_identifier.location, "In variable names _slot and _offset can only be used as a suffix."); + return size_t(-1); + } declarations = m_resolver.nameFromCurrentScope(realName); } if (declarations.size() != 1) |