From b88d45ea7eb835d36c4a4b3ea84b1260b120dd0a Mon Sep 17 00:00:00 2001 From: Anders Carlsson Date: Sat, 23 Aug 2008 21:12:35 +0000 Subject: [PATCH] treat bool literals as constatnt expressions. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55255 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/AST/Expr.cpp | 7 +++++++ test/SemaCXX/bool.cpp | 7 +++++++ 2 files changed, 14 insertions(+) create mode 100644 test/SemaCXX/bool.cpp diff --git a/lib/AST/Expr.cpp b/lib/AST/Expr.cpp index b004bde7bd..5107a5643c 100644 --- a/lib/AST/Expr.cpp +++ b/lib/AST/Expr.cpp @@ -720,6 +720,13 @@ bool Expr::isIntegerConstantExpr(llvm::APSInt &Result, ASTContext &Ctx, Result.setIsUnsigned(!getType()->isSignedIntegerType()); break; } + case CXXBoolLiteralExprClass: { + const CXXBoolLiteralExpr *BL = cast(this); + Result.zextOrTrunc(static_cast(Ctx.getTypeSize(getType()))); + Result = BL->getValue(); + Result.setIsUnsigned(!getType()->isSignedIntegerType()); + break; + } case CXXZeroInitValueExprClass: Result.clear(); break; diff --git a/test/SemaCXX/bool.cpp b/test/SemaCXX/bool.cpp new file mode 100644 index 0000000000..e35495abab --- /dev/null +++ b/test/SemaCXX/bool.cpp @@ -0,0 +1,7 @@ +// RUN: clang -fsyntax-only -verify %s + +// Bool literals can be enum values. +enum { + ReadWrite = false, + ReadOnly = true +}; -- 2.40.0