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| author | Joseph Myers <joseph@codesourcery.com> | 2005-03-30 20:35:49 +0100 |
|---|---|---|
| committer | Joseph Myers <jsm28@gcc.gnu.org> | 2005-03-30 20:35:49 +0100 |
| commit | 1e55c0e22a52b386c8d0791db024344b3cb35876 (patch) | |
| tree | 2be5b945b2d43442ad7d484da300b889093ef64a /gcc/c-decl.c | |
| parent | c9d691e97774e863ea1b345b346f5d39ca88b645 (diff) | |
| download | gcc-1e55c0e22a52b386c8d0791db024344b3cb35876.zip gcc-1e55c0e22a52b386c8d0791db024344b3cb35876.tar.gz gcc-1e55c0e22a52b386c8d0791db024344b3cb35876.tar.bz2 | |
re PR c/20368 (internal compiler error: tree check: expected function_type or method_type, have integer_type in start_function, at c-decl.c:5777)
PR c/20368
* c-decl.c (start_function): Check for old_decl being
error_mark_node.
testsuite:
* gcc.dg/pr20368-1.c, gcc.dg/pr20368-2.c, gcc.dg/pr20368-3.c: New
tests.
From-SVN: r97270
Diffstat (limited to 'gcc/c-decl.c')
| -rw-r--r-- | gcc/c-decl.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/gcc/c-decl.c b/gcc/c-decl.c index cc45e26..f333dad 100644 --- a/gcc/c-decl.c +++ b/gcc/c-decl.c @@ -5691,11 +5691,13 @@ start_function (struct c_declspecs *declspecs, struct c_declarator *declarator, /* Optionally warn of old-fashioned def with no previous prototype. */ if (warn_strict_prototypes + && old_decl != error_mark_node && TYPE_ARG_TYPES (TREE_TYPE (decl1)) == 0 && C_DECL_ISNT_PROTOTYPE (old_decl)) warning ("function declaration isn%'t a prototype"); /* Optionally warn of any global def with no previous prototype. */ else if (warn_missing_prototypes + && old_decl != error_mark_node && TREE_PUBLIC (decl1) && !MAIN_NAME_P (DECL_NAME (decl1)) && C_DECL_ISNT_PROTOTYPE (old_decl)) @@ -5703,7 +5705,9 @@ start_function (struct c_declspecs *declspecs, struct c_declarator *declarator, /* Optionally warn of any def with no previous prototype if the function has already been used. */ else if (warn_missing_prototypes - && old_decl != 0 && TREE_USED (old_decl) + && old_decl != 0 + && old_decl != error_mark_node + && TREE_USED (old_decl) && TYPE_ARG_TYPES (TREE_TYPE (old_decl)) == 0) warning ("%J%qD was used with no prototype before its definition", decl1, decl1); @@ -5716,7 +5720,9 @@ start_function (struct c_declspecs *declspecs, struct c_declarator *declarator, /* Optionally warn of any def with no previous declaration if the function has already been used. */ else if (warn_missing_declarations - && old_decl != 0 && TREE_USED (old_decl) + && old_decl != 0 + && old_decl != error_mark_node + && TREE_USED (old_decl) && C_DECL_IMPLICIT (old_decl)) warning ("%J%qD was used with no declaration before its definition", decl1, decl1); |