diff options
Diffstat (limited to 'gcc/cp/decl.c')
| -rw-r--r-- | gcc/cp/decl.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c index fe74218..84f2aaa 100644 --- a/gcc/cp/decl.c +++ b/gcc/cp/decl.c @@ -6321,7 +6321,14 @@ grokvardecl (tree type, } if (declspecs->specs[(int)ds_thread]) - DECL_TLS_MODEL (decl) = decl_default_tls_model (decl); + { + if (targetm.have_tls) + DECL_TLS_MODEL (decl) = decl_default_tls_model (decl); + else + /* A mere warning is sure to result in improper semantics + at runtime. Don't bother to allow this to compile. */ + error ("thread-local storage not supported for this target"); + } if (TREE_PUBLIC (decl)) { @@ -8449,7 +8456,15 @@ grokdeclarator (const cp_declarator *declarator, DECL_EXTERNAL (decl) = 1; if (thread_p) - DECL_TLS_MODEL (decl) = decl_default_tls_model (decl); + { + if (targetm.have_tls) + DECL_TLS_MODEL (decl) = decl_default_tls_model (decl); + else + /* A mere warning is sure to result in improper + semantics at runtime. Don't bother to allow this to + compile. */ + error ("thread-local storage not supported for this target"); + } } else { |