Add -femit-all-decls codegen option.
- Emits all declarations, even unused (static) ones.
- Useful when doing minimization of codegen problems (otherwise
problems localized to a static function aren't minimized well).
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@63776 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Driver/clang.cpp b/Driver/clang.cpp
index c6fee1f..bf885ea 100644
--- a/Driver/clang.cpp
+++ b/Driver/clang.cpp
@@ -500,6 +500,9 @@
ObjCNonFragileABI("fobjc-nonfragile-abi",
llvm::cl::desc("enable objective-c's nonfragile abi"));
+static llvm::cl::opt<bool>
+EmitAllDecls("femit-all-decls",
+ llvm::cl::desc("Emit all declarations, even if unused"));
// FIXME: This (and all GCC -f options) really come in -f... and
// -fno-... forms, and additionally support automagic behavior when
@@ -635,6 +638,9 @@
if (ObjCNonFragileABI)
Options.ObjCNonFragileABI = 1;
+
+ if (EmitAllDecls)
+ Options.EmitAllDecls = 1;
}
static llvm::cl::opt<bool>