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| author | Danny Smith <dannysmith@users.sourceforge.net> | 2006-08-15 21:46:30 +0000 |
|---|---|---|
| committer | Danny Smith <dannysmith@gcc.gnu.org> | 2006-08-15 21:46:30 +0000 |
| commit | 55af93a8a3f04d7a1953fafba7d7e169754cb863 (patch) | |
| tree | 211877abcbf327a83cb6b5734399fa9e50c8c349 /gcc/c-common.c | |
| parent | c1782c0e69d219d3ccceeca553a3d1d90622d1af (diff) | |
| download | gcc-55af93a8a3f04d7a1953fafba7d7e169754cb863.zip gcc-55af93a8a3f04d7a1953fafba7d7e169754cb863.tar.gz gcc-55af93a8a3f04d7a1953fafba7d7e169754cb863.tar.bz2 | |
re PR c/28287 (ICE with misplaced attribute weak)
gcc
PR c/28287
* c-common.c (handle_weak_attribute): Ignore and warn if
not a FUNCTION_ or VAR_DECL
testsuite
* gcc.dg/attr-invalid.c: Add tests for invalid weak attribute.
From-SVN: r116170
Diffstat (limited to 'gcc/c-common.c')
| -rw-r--r-- | gcc/c-common.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/gcc/c-common.c b/gcc/c-common.c index 58c48d8..167d04b 100644 --- a/gcc/c-common.c +++ b/gcc/c-common.c @@ -4737,12 +4737,17 @@ handle_aligned_attribute (tree *node, tree ARG_UNUSED (name), tree args, struct attribute_spec.handler. */ static tree -handle_weak_attribute (tree *node, tree ARG_UNUSED (name), +handle_weak_attribute (tree *node, tree name, tree ARG_UNUSED (args), int ARG_UNUSED (flags), bool * ARG_UNUSED (no_add_attrs)) { - declare_weak (*node); + if (TREE_CODE (*node) == FUNCTION_DECL + || TREE_CODE (*node) == VAR_DECL) + declare_weak (*node); + else + warning (OPT_Wattributes, "%qE attribute ignored", name); + return NULL_TREE; } |