diff options
Diffstat (limited to 'clang/lib/Sema/SemaDecl.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaDecl.cpp | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp index 4e2616ebe20..261a2889088 100644 --- a/clang/lib/Sema/SemaDecl.cpp +++ b/clang/lib/Sema/SemaDecl.cpp @@ -6079,9 +6079,20 @@ Sema::ActOnVariableDeclarator(Scope *S, Declarator &D, DeclContext *DC, } } else if (SC == SC_Register) { // Global Named register - if (!Context.getTargetInfo().isValidGCCRegisterName(Label) && - DeclAttrsMatchCUDAMode(getLangOpts(), NewVD)) - Diag(E->getExprLoc(), diag::err_asm_unknown_register_name) << Label; + if (DeclAttrsMatchCUDAMode(getLangOpts(), NewVD)) { + const auto &TI = Context.getTargetInfo(); + bool HasSizeMismatch; + + if (!TI.isValidGCCRegisterName(Label)) + Diag(E->getExprLoc(), diag::err_asm_unknown_register_name) << Label; + else if (!TI.validateGlobalRegisterVariable(Label, + Context.getTypeSize(R), + HasSizeMismatch)) + Diag(E->getExprLoc(), diag::err_asm_invalid_global_var_reg) << Label; + else if (HasSizeMismatch) + Diag(E->getExprLoc(), diag::err_asm_register_size_mismatch) << Label; + } + if (!R->isIntegralType(Context) && !R->isPointerType()) { Diag(D.getLocStart(), diag::err_asm_bad_register_type); NewVD->setInvalidDecl(true); |
