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author | Richard Smith <richard-llvm@metafoo.co.uk> | 2017-11-01 23:38:37 +0000 |
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committer | Richard Smith <richard-llvm@metafoo.co.uk> | 2017-11-01 23:38:37 +0000 |
commit | 7366f8e06093256082548af7d4e7d3baf7bfeb83 (patch) | |
tree | 2003a8e758230e7201734c2537f7aa137a264839 /lib/Sema | |
parent | c3c8524640ffce0427d81f78501f32c3c8a07427 (diff) | |
download | clang-7366f8e06093256082548af7d4e7d3baf7bfeb83.tar.gz |
Fix missing -Wregister warning when 'register' is applied to a function parameter.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@317140 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Sema')
-rw-r--r-- | lib/Sema/SemaDecl.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp index d68b430bae..0c00ef7e26 100644 --- a/lib/Sema/SemaDecl.cpp +++ b/lib/Sema/SemaDecl.cpp @@ -11718,6 +11718,14 @@ Decl *Sema::ActOnParamDeclarator(Scope *S, Declarator &D) { StorageClass SC = SC_None; if (DS.getStorageClassSpec() == DeclSpec::SCS_register) { SC = SC_Register; + // In C++11, the 'register' storage class specifier is deprecated. + // In C++17, it is not allowed, but we tolerate it as an extension. + if (getLangOpts().CPlusPlus11) { + Diag(DS.getStorageClassSpecLoc(), + getLangOpts().CPlusPlus1z ? diag::ext_register_storage_class + : diag::warn_deprecated_register) + << FixItHint::CreateRemoval(DS.getStorageClassSpecLoc()); + } } else if (getLangOpts().CPlusPlus && DS.getStorageClassSpec() == DeclSpec::SCS_auto) { SC = SC_Auto; |