Do not fail with _Alignas(0) and _Alignas(1), used by autotools

Used by configure scripts, generated by newer GNU autotools Autotools now checks for C11 and C99 compatibbility -- bye bye Detlef

Detlef Riekenberg committed 4 years ago

Commit 746560d1 parent bc12ab01 file · +1 −1Browse files

Unified · Split

@@ -4477,7 +4477,7 @@ static int parse_btype(CType type, AttributeDef ad) · 4476 unmodified lines
4477	4477	type_size(&type1, &n);
4478	4478	} else {
4479	4479	n = expr_const();
4480		− if (n <= 0 \|\| (n & (n - 1)) != 0)
	4480	+ if (n < 0 \|\| ((n > 1) & ((n & (n - 1)) != 0)))
4481	4481	tcc_error("alignment must be a positive power of two");
4482	4482	}
4483	4483	skip(')');

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