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-rw-r--r--gcc/ipa-prop.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/ipa-prop.c b/gcc/ipa-prop.c
index 20a0bdd..5020f4a 100644
--- a/gcc/ipa-prop.c
+++ b/gcc/ipa-prop.c
@@ -5117,6 +5117,7 @@ ipa_vr::nonzero_p (tree expr_type) const
unsigned prec = TYPE_PRECISION (expr_type);
return (type == VR_RANGE
+ && TYPE_UNSIGNED (expr_type)
&& wi::eq_p (min, wi::one (prec))
&& wi::eq_p (max, wi::max_value (prec, TYPE_SIGN (expr_type))));
}