================
@@ -2480,15 +2480,17 @@ int llvm_nm_main(int argc, char **argv, const
llvm::ToolContext &) {
// Get BitMode from enviornment variable "OBJECT_MODE" for AIX OS, if
// specified.
Triple HostTriple(sys::getProcessTriple());
+ BitMode = BitModeTy::Any;
if (HostTriple.isOSAIX()) {
- BitMode = StringSwitch<BitModeTy>(getenv("OBJECT_MODE"))
- .Case("32", BitModeTy::Bit32)
- .Case("64", BitModeTy::Bit64)
- .Case("32_64", BitModeTy::Bit32_64)
- .Case("any", BitModeTy::Any)
- .Default(BitModeTy::Bit32);
- } else
- BitMode = BitModeTy::Any;
+ if (char *ObjMode = getenv("OBJECT_MODE")) {
+ BitMode = StringSwitch<BitModeTy>(ObjMode)
----------------
kkwli wrote:
`StringRef` can handle `getenv` returning `null`. This check is not necessary.
I will remove it.
https://github.com/llvm/llvm-project/pull/204281
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