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-rw-r--r--gcc/c/c-fold.cc3
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/c/c-fold.cc b/gcc/c/c-fold.cc
index deb6896..0c4c590 100644
--- a/gcc/c/c-fold.cc
+++ b/gcc/c/c-fold.cc
@@ -410,7 +410,8 @@ c_fully_fold_internal (tree expr, bool in_init, bool *maybe_const_operands,
|| TREE_CODE (TREE_TYPE (orig_op0)) == FIXED_POINT_TYPE)
&& compare_tree_int (op1,
TYPE_PRECISION (TREE_TYPE (orig_op0)))
- >= 0)
+ >= 0
+ && !warning_suppressed_p (expr, OPT_Wshift_count_overflow))
warning_at (loc, OPT_Wshift_count_overflow,
(code == LSHIFT_EXPR
? G_("left shift count >= width of type")