diff options
Diffstat (limited to 'gcc/varasm.c')
| -rw-r--r-- | gcc/varasm.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/varasm.c b/gcc/varasm.c index 21be03a..29478ab 100644 --- a/gcc/varasm.c +++ b/gcc/varasm.c @@ -5927,7 +5927,12 @@ merge_weak (tree newdecl, tree olddecl) void declare_weak (tree decl) { - gcc_assert (TREE_CODE (decl) != FUNCTION_DECL || !TREE_ASM_WRITTEN (decl)); + /* With -fsyntax-only, TREE_ASM_WRITTEN might be set on certain function + decls earlier than normally, but as with -fsyntax-only nothing is really + emitted, there is no harm in marking it weak later. */ + gcc_assert (TREE_CODE (decl) != FUNCTION_DECL + || !TREE_ASM_WRITTEN (decl) + || flag_syntax_only); if (! TREE_PUBLIC (decl)) { error ("weak declaration of %q+D must be public", decl); |