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Update Expr::{getIntegerConstantExprValue, isIntegerConstantExpr} to 

use default APSInt constructor instead of embedding arbitrary
  constant.

Update OverloadExpr::getNumArgs to use getIntegerConstantExprValue.

Update OverloadExpr::getExpr to be const.

llvm-svn: 54828
This commit is contained in:
Daniel Dunbar 2008-08-15 23:29:09 +00:00
parent fce4be843e
commit bc92f8c9f9
1 changed files with 4 additions and 6 deletions
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10
clang/include/clang/AST/Expr.h
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@ -97,7 +97,7 @@ public:
/// constant expression. The expression must be a valid integer
/// constant expression as determined by isIntegerConstantExpr.
llvm::APSInt getIntegerConstantExprValue(ASTContext &Ctx) const {
llvm::APSInt X(32);
llvm::APSInt X;
bool success = isIntegerConstantExpr(X, Ctx);
success = success;
assert(success && "Illegal argument to getIntegerConstantExpr");
@ -112,7 +112,7 @@ public:
SourceLocation *Loc = 0,
bool isEvaluated = true) const;
bool isIntegerConstantExpr(ASTContext &Ctx, SourceLocation *Loc = 0) const {
llvm::APSInt X(32);
llvm::APSInt X;
return isIntegerConstantExpr(X, Ctx, Loc);
}
/// isConstantExpr - Return true if this expression is a valid constant expr.
@ -1320,9 +1320,7 @@ public:
/// getNumArgs - Return the number of arguments to pass to the candidate
/// functions.
unsigned getNumArgs(ASTContext &Ctx) const {
llvm::APSInt constEval(32);
(void) cast<Expr>(SubExprs[0])->isIntegerConstantExpr(constEval, Ctx);
return constEval.getZExtValue();
return getExpr(0)->getIntegerConstantExprValue(Ctx).getZExtValue();
}
/// getNumSubExprs - Return the size of the SubExprs array. This includes the
@ -1331,7 +1329,7 @@ public:
unsigned getNumSubExprs() const { return NumExprs; }
/// getExpr - Return the Expr at the specified index.
Expr *getExpr(unsigned Index) {
Expr *getExpr(unsigned Index) const {
assert((Index < NumExprs) && "Arg access out of range!");
return cast<Expr>(SubExprs[Index]);
}