Revert "Sema: An extern declaration can't be a redeclaration of a parameter"
This reverts commit r225780, we can't compile line 181 in
sanitizer_platform_limits_posix.cc with this commit.
llvm-svn: 225781
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 82ffd4d..baa6822 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -3282,12 +3282,14 @@
}
// Check if extern is followed by non-extern and vice-versa.
- if (New->hasGlobalStorage() && !Old->hasLinkage() && Old->hasLocalStorage()) {
+ if (New->hasExternalStorage() &&
+ !Old->hasLinkage() && Old->isLocalVarDecl()) {
Diag(New->getLocation(), diag::err_extern_non_extern) << New->getDeclName();
Diag(OldLocation, PrevDiag);
return New->setInvalidDecl();
}
- if (Old->hasGlobalStorage() && !New->hasLinkage() && New->hasLocalStorage()) {
+ if (Old->hasLinkage() && New->isLocalVarDecl() &&
+ !New->hasExternalStorage()) {
Diag(New->getLocation(), diag::err_non_extern_extern) << New->getDeclName();
Diag(OldLocation, PrevDiag);
return New->setInvalidDecl();