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Diffstat (limited to 'gcc/c-common.c')
| -rw-r--r-- | gcc/c-common.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/c-common.c b/gcc/c-common.c index d72c45b..79fef42 100644 --- a/gcc/c-common.c +++ b/gcc/c-common.c @@ -2040,6 +2040,11 @@ check_format_info (status, info, params) status_warning (status, "format not a string literal, argument types not checked"); return; } + if (TYPE_MAIN_VARIANT (TREE_TYPE (TREE_TYPE (format_tree))) != char_type_node) + { + status_warning (status, "format is a wide character string"); + return; + } format_chars = TREE_STRING_POINTER (format_tree); format_length = TREE_STRING_LENGTH (format_tree); if (format_length <= 1) |