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| author | Ian Lance Taylor <ian@gcc.gnu.org> | 2011-06-08 18:56:00 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <ian@gcc.gnu.org> | 2011-06-08 18:56:00 +0000 |
| commit | 2427150138deb7c8efff398b3d9b1915021efd44 (patch) | |
| tree | d7352ce0a1b992be92518ed5bc68412237a36e6d /gcc/go | |
| parent | f419ed5805108254a0fe8176efa7ee55d706fa49 (diff) | |
| download | gcc-2427150138deb7c8efff398b3d9b1915021efd44.zip gcc-2427150138deb7c8efff398b3d9b1915021efd44.tar.gz gcc-2427150138deb7c8efff398b3d9b1915021efd44.tar.bz2 | |
Correct type size comparison.
From-SVN: r174814
Diffstat (limited to 'gcc/go')
| -rw-r--r-- | gcc/go/gofrontend/expressions.cc | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/gcc/go/gofrontend/expressions.cc b/gcc/go/gofrontend/expressions.cc index 1061875..5dda791 100644 --- a/gcc/go/gofrontend/expressions.cc +++ b/gcc/go/gofrontend/expressions.cc @@ -754,8 +754,13 @@ Expression::check_bounds(tree val, tree bound_type, tree sofar, ret = NULL_TREE; } - if ((TYPE_UNSIGNED(val_type) && !TYPE_UNSIGNED(bound_type)) - || TYPE_SIZE(val_type) > TYPE_SIZE(bound_type)) + HOST_WIDE_INT val_type_size = int_size_in_bytes(val_type); + HOST_WIDE_INT bound_type_size = int_size_in_bytes(bound_type); + go_assert(val_type_size != -1 && bound_type_size != -1); + if (val_type_size > bound_type_size + || (val_type_size == bound_type_size + && TYPE_UNSIGNED(val_type) + && !TYPE_UNSIGNED(bound_type))) { tree max = TYPE_MAX_VALUE(bound_type); tree big = fold_build2_loc(loc, GT_EXPR, boolean_type_node, val, |