Author: Antonio Frighetto Date: 2024-05-18T09:49:10+02:00 New Revision: 2c2e0507e92bdb77a01828f899ff59e44492b537
URL: https://github.com/llvm/llvm-project/commit/2c2e0507e92bdb77a01828f899ff59e44492b537 DIFF: https://github.com/llvm/llvm-project/commit/2c2e0507e92bdb77a01828f899ff59e44492b537.diff LOG: [clang][ThreadSafety] Skip past implicit cast in `translateAttrExpr` Ignore `ImplicitCastExpr` when building `AttrExp` for capability attribute diagnostics. Fixes: https://github.com/llvm/llvm-project/issues/92118. Added: Modified: clang/lib/Analysis/ThreadSafetyCommon.cpp clang/test/SemaCXX/warn-thread-safety-analysis.cpp Removed: ################################################################################ diff --git a/clang/lib/Analysis/ThreadSafetyCommon.cpp b/clang/lib/Analysis/ThreadSafetyCommon.cpp index a3b378c42df33..3e8c959ccee4f 100644 --- a/clang/lib/Analysis/ThreadSafetyCommon.cpp +++ b/clang/lib/Analysis/ThreadSafetyCommon.cpp @@ -197,7 +197,7 @@ CapabilityExpr SExprBuilder::translateAttrExpr(const Expr *AttrExp, else if (const auto *UO = dyn_cast<UnaryOperator>(AttrExp)) { if (UO->getOpcode() == UO_LNot) { Neg = true; - AttrExp = UO->getSubExpr(); + AttrExp = UO->getSubExpr()->IgnoreImplicit(); } } diff --git a/clang/test/SemaCXX/warn-thread-safety-analysis.cpp b/clang/test/SemaCXX/warn-thread-safety-analysis.cpp index dfb966d3b5902..749d9e135d941 100644 --- a/clang/test/SemaCXX/warn-thread-safety-analysis.cpp +++ b/clang/test/SemaCXX/warn-thread-safety-analysis.cpp @@ -5341,7 +5341,7 @@ void dispatch_log(const char *msg) __attribute__((requires_capability(!FlightCon void dispatch_log2(const char *msg) __attribute__((requires_capability(Logger))) {} void flight_control_entry(void) __attribute__((requires_capability(FlightControl))) { - dispatch_log("wrong"); /* expected-warning {{cannot call function 'dispatch_log' while mutex 'FlightControl' is held}} */ + dispatch_log("wrong"); /* expected-warning {{cannot call function 'dispatch_log' while role 'FlightControl' is held}} */ dispatch_log2("also wrong"); /* expected-warning {{calling function 'dispatch_log2' requires holding role 'Logger' exclusively}} */ } _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits