From 917644d0c347950f8e77f52797cb89ceb771215d Mon Sep 17 00:00:00 2001 From: Chandler Carruth Date: Fri, 4 May 2012 21:35:49 +0000 Subject: [PATCH] Fix a Clang warning in the new NVPTX backend: In file included from ../lib/Target/NVPTX/VectorElementize.cpp:53: ../lib/Target/NVPTX/NVPTX.h:44:3: warning: default label in switch which covers all enumeration values [-Wcovered-switch-default] default: assert(0 && "Unknown condition code"); ^ 1 warning generated. The prevailing pattern in LLVM is to not use a default label, and instead to use llvm_unreachable to denote that the switch in fact covers all return paths from the function. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156209 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/NVPTX/NVPTX.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Target/NVPTX/NVPTX.h b/lib/Target/NVPTX/NVPTX.h index ebdf423eb23..8ec8eb36b0b 100644 --- a/lib/Target/NVPTX/NVPTX.h +++ b/lib/Target/NVPTX/NVPTX.h @@ -41,7 +41,6 @@ enum CondCodes { inline static const char *NVPTXCondCodeToString(NVPTXCC::CondCodes CC) { switch (CC) { - default: assert(0 && "Unknown condition code"); case NVPTXCC::NE: return "ne"; case NVPTXCC::EQ: return "eq"; case NVPTXCC::LT: return "lt"; @@ -49,6 +48,7 @@ inline static const char *NVPTXCondCodeToString(NVPTXCC::CondCodes CC) { case NVPTXCC::GT: return "gt"; case NVPTXCC::GE: return "ge"; } + llvm_unreachable("Unknown condition code"); } FunctionPass *createNVPTXISelDag(NVPTXTargetMachine &TM,