From b606b65c4498e78791f0d4eb2d09847b43a7fd55 Mon Sep 17 00:00:00 2001 From: Olivier Hainque Date: Thu, 15 Dec 2005 13:09:41 +0000 Subject: [PATCH] stor-layout.c (layout_type): Don't complain about a too small an array element type size compared to its... * stor-layout.c (layout_type): Don't complain about a too small an array element type size compared to its alignment when the size overflows. From-SVN: r108575 --- gcc/ChangeLog | 6 ++++++ gcc/stor-layout.c | 5 +++++ 2 files changed, 11 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 288eafef534..46d848d11a5 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2005-12-15 Olivier Hainque + + * stor-layout.c (layout_type): Don't complain about a too small + an array element type size compared to its alignment when the + size overflows. + 2005-12-15 Jan Hubicka PR target/24969 diff --git a/gcc/stor-layout.c b/gcc/stor-layout.c index 54ab5ac14a5..b4e9ad1072f 100644 --- a/gcc/stor-layout.c +++ b/gcc/stor-layout.c @@ -1816,8 +1816,13 @@ layout_type (tree type) TYPE_MODE (type) = BLKmode; } } + /* When the element size is constant, check that it is at least as + large as the element alignment. */ if (TYPE_SIZE_UNIT (element) && TREE_CODE (TYPE_SIZE_UNIT (element)) == INTEGER_CST + /* If TYPE_SIZE_UNIT overflowed, then it is certainly larger than + TYPE_ALIGN_UNIT. */ + && !TREE_CONSTANT_OVERFLOW (TYPE_SIZE_UNIT (element)) && !integer_zerop (TYPE_SIZE_UNIT (element)) && compare_tree_int (TYPE_SIZE_UNIT (element), TYPE_ALIGN_UNIT (element)) < 0) -- 2.30.2