diff options
Diffstat (limited to 'gcc/tree-ssa-strlen.c')
| -rw-r--r-- | gcc/tree-ssa-strlen.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/tree-ssa-strlen.c b/gcc/tree-ssa-strlen.c index 7bb5f52..b979320 100644 --- a/gcc/tree-ssa-strlen.c +++ b/gcc/tree-ssa-strlen.c @@ -4036,7 +4036,12 @@ handle_store (gimple_stmt_iterator *gsi) if (tree dstsize = compute_objsize (lhs, 1, &decl)) if (compare_tree_int (dstsize, lenrange[2]) < 0) { + /* Fall back on the LHS location if the statement + doesn't have one. */ location_t loc = gimple_nonartificial_location (stmt); + if (loc == UNKNOWN_LOCATION) + loc = tree_nonartificial_location (lhs); + loc = expansion_point_location_if_in_system_header (loc); if (warning_n (loc, OPT_Wstringop_overflow_, lenrange[2], "%Gwriting %u byte into a region of size %E", |