diff options
author | Richard Trieu <rtrieu@google.com> | 2011-09-07 02:02:10 +0000 |
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committer | Richard Trieu <rtrieu@google.com> | 2011-09-07 02:02:10 +0000 |
commit | befece14a371a963568a922fed74dbec0d4a0c11 (patch) | |
tree | 96a0708acf59e9c6849df0062e7a77e218a48343 /lib/Sema/SemaExpr.cpp | |
parent | 78ea78bda17d54548fc7b8afa1c9aecafc9cf622 (diff) |
Rename variables in SemaExpr.cpp to give a more consistant naming scheme.
ExprResult LHS, RHS,
Expr *LHSExpr, *RHSExpr
QualType LHSType, RHSType
Functions changed:
DiagnoseLogicalAndInLogicalOrLHS()
DiagnoseBinOpPrecedence()
ActOnBinOp()
BuildBinOp()
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@139219 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Sema/SemaExpr.cpp')
-rw-r--r-- | lib/Sema/SemaExpr.cpp | 54 |
1 files changed, 28 insertions, 26 deletions
diff --git a/lib/Sema/SemaExpr.cpp b/lib/Sema/SemaExpr.cpp index 3918e53c9d..426e68e552 100644 --- a/lib/Sema/SemaExpr.cpp +++ b/lib/Sema/SemaExpr.cpp @@ -7932,11 +7932,11 @@ static bool EvaluatesAsFalse(Sema &S, Expr *E) { /// \brief Look for '&&' in the left hand of a '||' expr. static void DiagnoseLogicalAndInLogicalOrLHS(Sema &S, SourceLocation OpLoc, - Expr *OrLHS, Expr *OrRHS) { - if (BinaryOperator *Bop = dyn_cast<BinaryOperator>(OrLHS)) { + Expr *LHSExpr, Expr *RHSExpr) { + if (BinaryOperator *Bop = dyn_cast<BinaryOperator>(LHSExpr)) { if (Bop->getOpcode() == BO_LAnd) { // If it's "a && b || 0" don't warn since the precedence doesn't matter. - if (EvaluatesAsFalse(S, OrRHS)) + if (EvaluatesAsFalse(S, RHSExpr)) return; // If it's "1 && a || b" don't warn since the precedence doesn't matter. if (!EvaluatesAsTrue(S, Bop->getLHS())) @@ -7954,11 +7954,11 @@ static void DiagnoseLogicalAndInLogicalOrLHS(Sema &S, SourceLocation OpLoc, /// \brief Look for '&&' in the right hand of a '||' expr. static void DiagnoseLogicalAndInLogicalOrRHS(Sema &S, SourceLocation OpLoc, - Expr *OrLHS, Expr *OrRHS) { - if (BinaryOperator *Bop = dyn_cast<BinaryOperator>(OrRHS)) { + Expr *LHSExpr, Expr *RHSExpr) { + if (BinaryOperator *Bop = dyn_cast<BinaryOperator>(RHSExpr)) { if (Bop->getOpcode() == BO_LAnd) { // If it's "0 || a && b" don't warn since the precedence doesn't matter. - if (EvaluatesAsFalse(S, OrLHS)) + if (EvaluatesAsFalse(S, LHSExpr)) return; // If it's "a || b && 1" don't warn since the precedence doesn't matter. if (!EvaluatesAsTrue(S, Bop->getRHS())) @@ -7979,52 +7979,54 @@ static void DiagnoseBitwiseAndInBitwiseOr(Sema &S, SourceLocation OpLoc, /// DiagnoseBinOpPrecedence - Emit warnings for expressions with tricky /// precedence. static void DiagnoseBinOpPrecedence(Sema &Self, BinaryOperatorKind Opc, - SourceLocation OpLoc, Expr *lhs, Expr *rhs){ + SourceLocation OpLoc, Expr *LHSExpr, + Expr *RHSExpr){ // Diagnose "arg1 'bitwise' arg2 'eq' arg3". if (BinaryOperator::isBitwiseOp(Opc)) - DiagnoseBitwisePrecedence(Self, Opc, OpLoc, lhs, rhs); + DiagnoseBitwisePrecedence(Self, Opc, OpLoc, LHSExpr, RHSExpr); // Diagnose "arg1 & arg2 | arg3" if (Opc == BO_Or && !OpLoc.isMacroID()/* Don't warn in macros. */) { - DiagnoseBitwiseAndInBitwiseOr(Self, OpLoc, lhs); - DiagnoseBitwiseAndInBitwiseOr(Self, OpLoc, rhs); + DiagnoseBitwiseAndInBitwiseOr(Self, OpLoc, LHSExpr); + DiagnoseBitwiseAndInBitwiseOr(Self, OpLoc, RHSExpr); } // Warn about arg1 || arg2 && arg3, as GCC 4.3+ does. // We don't warn for 'assert(a || b && "bad")' since this is safe. if (Opc == BO_LOr && !OpLoc.isMacroID()/* Don't warn in macros. */) { - DiagnoseLogicalAndInLogicalOrLHS(Self, OpLoc, lhs, rhs); - DiagnoseLogicalAndInLogicalOrRHS(Self, OpLoc, lhs, rhs); + DiagnoseLogicalAndInLogicalOrLHS(Self, OpLoc, LHSExpr, RHSExpr); + DiagnoseLogicalAndInLogicalOrRHS(Self, OpLoc, LHSExpr, RHSExpr); } } // Binary Operators. 'Tok' is the token for the operator. ExprResult Sema::ActOnBinOp(Scope *S, SourceLocation TokLoc, tok::TokenKind Kind, - Expr *lhs, Expr *rhs) { + Expr *LHSExpr, Expr *RHSExpr) { BinaryOperatorKind Opc = ConvertTokenKindToBinaryOpcode(Kind); - assert((lhs != 0) && "ActOnBinOp(): missing left expression"); - assert((rhs != 0) && "ActOnBinOp(): missing right expression"); + assert((LHSExpr != 0) && "ActOnBinOp(): missing left expression"); + assert((RHSExpr != 0) && "ActOnBinOp(): missing right expression"); // Emit warnings for tricky precedence issues, e.g. "bitfield & 0x4 == 0" - DiagnoseBinOpPrecedence(*this, Opc, TokLoc, lhs, rhs); + DiagnoseBinOpPrecedence(*this, Opc, TokLoc, LHSExpr, RHSExpr); - return BuildBinOp(S, TokLoc, Opc, lhs, rhs); + return BuildBinOp(S, TokLoc, Opc, LHSExpr, RHSExpr); } ExprResult Sema::BuildBinOp(Scope *S, SourceLocation OpLoc, BinaryOperatorKind Opc, - Expr *lhs, Expr *rhs) { + Expr *LHSExpr, Expr *RHSExpr) { if (getLangOptions().CPlusPlus) { bool UseBuiltinOperator; - if (lhs->isTypeDependent() || rhs->isTypeDependent()) { + if (LHSExpr->isTypeDependent() || RHSExpr->isTypeDependent()) { UseBuiltinOperator = false; - } else if (Opc == BO_Assign && lhs->getObjectKind() == OK_ObjCProperty) { + } else if (Opc == BO_Assign && + LHSExpr->getObjectKind() == OK_ObjCProperty) { UseBuiltinOperator = true; } else { - UseBuiltinOperator = !lhs->getType()->isOverloadableType() && - !rhs->getType()->isOverloadableType(); + UseBuiltinOperator = !LHSExpr->getType()->isOverloadableType() && + !RHSExpr->getType()->isOverloadableType(); } if (!UseBuiltinOperator) { @@ -8036,17 +8038,17 @@ ExprResult Sema::BuildBinOp(Scope *S, SourceLocation OpLoc, OverloadedOperatorKind OverOp = BinaryOperator::getOverloadedOperator(Opc); if (S && OverOp != OO_None) - LookupOverloadedOperatorName(OverOp, S, lhs->getType(), rhs->getType(), - Functions); + LookupOverloadedOperatorName(OverOp, S, LHSExpr->getType(), + RHSExpr->getType(), Functions); // Build the (potentially-overloaded, potentially-dependent) // binary operation. - return CreateOverloadedBinOp(OpLoc, Opc, Functions, lhs, rhs); + return CreateOverloadedBinOp(OpLoc, Opc, Functions, LHSExpr, RHSExpr); } } // Build a built-in binary operation. - return CreateBuiltinBinOp(OpLoc, Opc, lhs, rhs); + return CreateBuiltinBinOp(OpLoc, Opc, LHSExpr, RHSExpr); } ExprResult Sema::CreateBuiltinUnaryOp(SourceLocation OpLoc, |