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| author | Daniel Marjamaki <daniel.marjamaki@evidente.se> | 2017-03-07 19:20:48 +0000 |
|---|---|---|
| committer | Daniel Marjamaki <daniel.marjamaki@evidente.se> | 2017-03-07 19:20:48 +0000 |
| commit | cf715bd33006599db3b6d472bdf6bbe40a616dd0 (patch) | |
| tree | 0adc143fc1eea7ade621bf7021409248f316a39f /clang/lib/StaticAnalyzer/Checkers/CastToStructChecker.cpp | |
| parent | ac2b5767afb8362bd86a0cb73bb9b528097ca22f (diff) | |
| download | bcm5719-llvm-cf715bd33006599db3b6d472bdf6bbe40a616dd0.tar.gz bcm5719-llvm-cf715bd33006599db3b6d472bdf6bbe40a616dd0.zip | |
[analyzer] Fix crashes in CastToStruct checker for undefined structs
This crash was reported in https://bugs.llvm.org//show_bug.cgi?id=31173
Differential Revision: https://reviews.llvm.org/D28297
llvm-svn: 297187
Diffstat (limited to 'clang/lib/StaticAnalyzer/Checkers/CastToStructChecker.cpp')
| -rw-r--r-- | clang/lib/StaticAnalyzer/Checkers/CastToStructChecker.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/clang/lib/StaticAnalyzer/Checkers/CastToStructChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/CastToStructChecker.cpp index 16a475ae9dd..65e81315f09 100644 --- a/clang/lib/StaticAnalyzer/Checkers/CastToStructChecker.cpp +++ b/clang/lib/StaticAnalyzer/Checkers/CastToStructChecker.cpp @@ -84,6 +84,10 @@ bool CastToStructVisitor::VisitCastExpr(const CastExpr *CE) { if (!VD || VD->getType()->isReferenceType()) return true; + if (ToPointeeTy->isIncompleteType() || + OrigPointeeTy->isIncompleteType()) + return true; + // Warn when there is widening cast. unsigned ToWidth = Ctx.getTypeInfo(ToPointeeTy).Width; unsigned OrigWidth = Ctx.getTypeInfo(OrigPointeeTy).Width; |
