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| author | Andrei Karas <akaras@inbox.ru> | 2015-06-12 00:31:56 +0300 |
|---|---|---|
| committer | Andrei Karas <akaras@inbox.ru> | 2015-06-12 00:31:56 +0300 |
| commit | e6916af5a3f6a7bee468aa4df3c102b2ad80d868 (patch) | |
| tree | 7129da3b7f138fa41f4b435f4c14e9bd2154b274 /src/analysis/expression.cpp | |
| parent | e3bcf98ab8678ecab7ac07cadb9f897884a6c47d (diff) | |
| download | paranucker-e6916af5a3f6a7bee468aa4df3c102b2ad80d868.tar.gz paranucker-e6916af5a3f6a7bee468aa4df3c102b2ad80d868.tar.bz2 paranucker-e6916af5a3f6a7bee468aa4df3c102b2ad80d868.tar.xz paranucker-e6916af5a3f6a7bee468aa4df3c102b2ad80d868.zip | |
Fix crashes in expression and statement analysis.
Diffstat (limited to 'src/analysis/expression.cpp')
| -rw-r--r-- | src/analysis/expression.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/analysis/expression.cpp b/src/analysis/expression.cpp index a46023d..27b6718 100644 --- a/src/analysis/expression.cpp +++ b/src/analysis/expression.cpp @@ -44,7 +44,7 @@ void analyseModifyExpr(ModifyExprNode *node, const WalkItem &wi, WalkItem &wo) return; Node *arg = node->args[0]; - if (arg->nodeType == INDIRECT_REF) + if (arg && arg->nodeType == INDIRECT_REF) { IndirectRefNode *refNode = static_cast<IndirectRefNode*>(arg); // need atleast one arg for check @@ -69,7 +69,7 @@ void analysePointerPlusExpr(PointerPlusExprNode *node, const WalkItem &wi, WalkI return; Node *arg = node->args[0]; - if (arg->nodeType == PARM_DECL) + if (arg && arg->nodeType == PARM_DECL) { if (wi.checkNullVars.find(arg->label) != wi.checkNullVars.end()) { @@ -86,7 +86,7 @@ void analyseAddrExpr(AddrExprNode *node, const WalkItem &wi, WalkItem &wo) return; Node *arg = node->args[0]; - if (arg->nodeType == PARM_DECL) + if (arg && arg->nodeType == PARM_DECL) { if (wi.checkNullVars.find(arg->label) != wi.checkNullVars.end()) { |