From 703e92fa1b17b64c464abf9c63286a973a226274 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Fri, 18 Aug 2006 17:34:24 +0000 Subject: trivial optimization git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29770 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/AsmParser/llvmAsmParser.y | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'lib/AsmParser') diff --git a/lib/AsmParser/llvmAsmParser.y b/lib/AsmParser/llvmAsmParser.y index 6a8a0f4..7d6a9f7 100644 --- a/lib/AsmParser/llvmAsmParser.y +++ b/lib/AsmParser/llvmAsmParser.y @@ -714,7 +714,10 @@ static std::vector UpRefs; /// thus we can complete the cycle. /// static PATypeHolder HandleUpRefs(const Type *ty) { - if (!ty->isAbstract()) return ty; + // If Ty isn't abstract, or if there are no up-references in it, then there is + // nothing to resolve here. + if (!ty->isAbstract() || UpRefs.empty()) return ty; + PATypeHolder Ty(ty); UR_OUT("Type '" << Ty->getDescription() << "' newly formed. Resolving upreferences.\n" << -- cgit v1.1