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| author | Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net> | 2003-05-05 12:19:12 +0000 |
|---|---|---|
| committer | Kriang Lerdsuwanakij <lerdsuwa@gcc.gnu.org> | 2003-05-05 12:19:12 +0000 |
| commit | 4b41d9ebe1de8df643178c2526e6ebd04ad7280a (patch) | |
| tree | f60d3ff551a0b0872e8682bfb14e152b62836009 /gcc/cp/decl.c | |
| parent | 1e77e67301dfb36ff74a274a100489d6cce714b8 (diff) | |
| download | gcc-4b41d9ebe1de8df643178c2526e6ebd04ad7280a.zip gcc-4b41d9ebe1de8df643178c2526e6ebd04ad7280a.tar.gz gcc-4b41d9ebe1de8df643178c2526e6ebd04ad7280a.tar.bz2 | |
re PR c++/4494 (Possible problem with compiler warnings on main())
PR c++/4494
* decl.c (start_function): Use same_type_p to check return type
of main.
* g++.dg/warn/main.C: New test.
From-SVN: r66476
Diffstat (limited to 'gcc/cp/decl.c')
| -rw-r--r-- | gcc/cp/decl.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c index 6cbcd3f..34f82bd 100644 --- a/gcc/cp/decl.c +++ b/gcc/cp/decl.c @@ -13382,8 +13382,9 @@ start_function (tree declspecs, tree declarator, tree attrs, int flags) ctype = TYPE_METHOD_BASETYPE (fntype); else if (DECL_MAIN_P (decl1)) { - /* If this doesn't return integer_type, complain. */ - if (TREE_TYPE (TREE_TYPE (decl1)) != integer_type_node) + /* If this doesn't return integer_type, or a typedef to + integer_type, complain. */ + if (!same_type_p (TREE_TYPE (TREE_TYPE (decl1)), integer_type_node)) { if (pedantic || warn_return_type) pedwarn ("return type for `main' changed to `int'"); |