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| author | Jim Wilson <wilson@cygnus.com> | 2000-10-20 00:58:35 +0000 |
|---|---|---|
| committer | Jim Wilson <wilson@gcc.gnu.org> | 2000-10-19 17:58:35 -0700 |
| commit | f4fce7eda4a9e54552afc1847716eb583e6bf92f (patch) | |
| tree | 26999095bf77649f560d24d3823ee28f35530487 | |
| parent | ef3751295c3062d9084ab72b681d53a911af2cc2 (diff) | |
| download | gcc-f4fce7eda4a9e54552afc1847716eb583e6bf92f.zip gcc-f4fce7eda4a9e54552afc1847716eb583e6bf92f.tar.gz gcc-f4fce7eda4a9e54552afc1847716eb583e6bf92f.tar.bz2 | |
Fix tree-checking abort on testcase with undefined macro as array size.
* c-decl.c (start_decl): Check for error_mark_node type before using
COMPLETE_TYPE_P.
(finish_decl): Likewise. Don't give an error if decl type is
already error_mark_node.
From-SVN: r36955
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/c-decl.c | 15 |
2 files changed, 17 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5fa663e..51ac067 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2000-10-19 Jim Wilson <wilson@cygnus.com> + * c-decl.c (start_decl): Check for error_mark_node type before using + COMPLETE_TYPE_P. + (finish_decl): Likewise. Don't give an error if decl type is + already error_mark_node. + * haifa-sched.c (compute_trg_info): Add explanatory comments. New local update_blocks. Use update_blocks to remove duplicates when computing update blocks. Check for bblst_table overflow. diff --git a/gcc/c-decl.c b/gcc/c-decl.c index 8621e8a..00e7b91 100644 --- a/gcc/c-decl.c +++ b/gcc/c-decl.c @@ -3506,7 +3506,12 @@ start_decl (declarator, declspecs, initialized, attributes, prefix_attributes) default: /* Don't allow initializations for incomplete types except for arrays which might be completed by the initialization. */ - if (COMPLETE_TYPE_P (TREE_TYPE (decl))) + + /* This can happen if the array size is an undefined macro. We already + gave a warning, so we don't need another one. */ + if (TREE_TYPE (decl) == error_mark_node) + initialized = 0; + else if (COMPLETE_TYPE_P (TREE_TYPE (decl))) { /* A complete type is ok if size is fixed. */ @@ -3584,7 +3589,8 @@ start_decl (declarator, declspecs, initialized, attributes, prefix_attributes) && DECL_RTL (tem) == 0 && !DECL_CONTEXT (tem)) { - if (COMPLETE_TYPE_P (TREE_TYPE (tem))) + if (TREE_TYPE (tem) != error_mark_node + && COMPLETE_TYPE_P (TREE_TYPE (tem))) expand_decl (tem); else if (TREE_CODE (TREE_TYPE (tem)) == ARRAY_TYPE && DECL_INITIAL (tem) != 0) @@ -3679,10 +3685,13 @@ finish_decl (decl, init, asmspec_tree) if (TREE_CODE (decl) == VAR_DECL) { - if (DECL_SIZE (decl) == 0 && COMPLETE_TYPE_P (TREE_TYPE (decl))) + if (DECL_SIZE (decl) == 0 && TREE_TYPE (decl) != error_mark_node + && COMPLETE_TYPE_P (TREE_TYPE (decl))) layout_decl (decl, 0); if (DECL_SIZE (decl) == 0 + /* Don't give an error if we already gave one earlier. */ + && TREE_TYPE (decl) != error_mark_node && (TREE_STATIC (decl) ? /* A static variable with an incomplete type |