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-rw-r--r--gcc/c-family/c-lex.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/c-family/c-lex.c b/gcc/c-family/c-lex.c
index baee8eb..7b220ab 100644
--- a/gcc/c-family/c-lex.c
+++ b/gcc/c-family/c-lex.c
@@ -344,6 +344,8 @@ c_lex_with_flags (tree *value, location_t *loc, unsigned char *cpp_flags,
{
tree suffix_id = get_identifier (suffix);
int len = tok->val.str.len - strlen (suffix);
+ /* If this is going to be used as a C string to pass to a
+ raw literal operator, we need to add a trailing NUL. */
tree num_string = build_string (len + 1,
(const char *) tok->val.str.text);
TREE_TYPE (num_string) = char_array_type_node;