diff options
Diffstat (limited to 'gcc/gimple-fold.c')
| -rw-r--r-- | gcc/gimple-fold.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/gcc/gimple-fold.c b/gcc/gimple-fold.c index dcc1b56..c3fa4cb 100644 --- a/gcc/gimple-fold.c +++ b/gcc/gimple-fold.c @@ -1875,7 +1875,7 @@ gimple_fold_builtin_strcpy (gimple_stmt_iterator *gsi, { /* Avoid folding calls with unterminated arrays. */ if (!gimple_no_warning_p (stmt)) - warn_string_no_nul (loc, "strcpy", src, nonstr); + warn_string_no_nul (loc, NULL_TREE, "strcpy", src, nonstr); gimple_set_no_warning (stmt, true); return false; } @@ -3074,11 +3074,16 @@ gimple_fold_builtin_stpcpy (gimple_stmt_iterator *gsi) /* Set to non-null if ARG refers to an unterminated array. */ c_strlen_data data = { }; + /* The size of the unterminated array if SRC referes to one. */ + tree size; + /* True if the size is exact/constant, false if it's the lower bound + of a range. */ + bool exact; tree len = c_strlen (src, 1, &data, 1); if (!len || TREE_CODE (len) != INTEGER_CST) { - data.decl = unterminated_array (src); + data.decl = unterminated_array (src, &size, &exact); if (!data.decl) return false; } @@ -3087,7 +3092,8 @@ gimple_fold_builtin_stpcpy (gimple_stmt_iterator *gsi) { /* Avoid folding calls with unterminated arrays. */ if (!gimple_no_warning_p (stmt)) - warn_string_no_nul (loc, "stpcpy", src, data.decl); + warn_string_no_nul (loc, NULL_TREE, "stpcpy", src, data.decl, size, + exact); gimple_set_no_warning (stmt, true); return false; } |