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| author | Jason Merrill <jason@redhat.com> | 2013-07-13 19:10:17 -0400 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2013-07-13 19:10:17 -0400 |
| commit | 26d40c3d4bd444bcd3dc2d44d1a405dfb8db07ec (patch) | |
| tree | 88c4036b688de6468ab9634a8b01f802b6d40a1c /gcc/c | |
| parent | 53db1bc08e4450cb53975377c209ff9cc9bfca9b (diff) | |
| download | gcc-26d40c3d4bd444bcd3dc2d44d1a405dfb8db07ec.zip gcc-26d40c3d4bd444bcd3dc2d44d1a405dfb8db07ec.tar.gz gcc-26d40c3d4bd444bcd3dc2d44d1a405dfb8db07ec.tar.bz2 | |
re PR c++/57793 (ICE with bitfields in get_bit_range)
PR c++/57793
c/
* c-decl.c (finish_struct): Check for too-large class.
cp/
* class.c (layout_class_type): Check for too-large class.
From-SVN: r200938
Diffstat (limited to 'gcc/c')
| -rw-r--r-- | gcc/c/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/c/c-decl.c | 6 |
2 files changed, 11 insertions, 0 deletions
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index 43cc839..15bc1aa 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,3 +1,8 @@ +2013-07-13 Jason Merrill <jason@redhat.com> + + PR c++/57793 + * c-decl.c (finish_struct): Check for too-large class. + 2013-07-04 Joern Rennecke <joern.rennecke@embecosm.com> PR c/57821 diff --git a/gcc/c/c-decl.c b/gcc/c/c-decl.c index 8170a80..f7ae648 100644 --- a/gcc/c/c-decl.c +++ b/gcc/c/c-decl.c @@ -7210,6 +7210,12 @@ finish_struct (location_t loc, tree t, tree fieldlist, tree attributes, layout_type (t); + if (TYPE_SIZE_UNIT (t) + && TREE_CODE (TYPE_SIZE_UNIT (t)) == INTEGER_CST + && !TREE_OVERFLOW (TYPE_SIZE_UNIT (t)) + && !valid_constant_size_p (TYPE_SIZE_UNIT (t))) + error ("type %qT is too large", t); + /* Give bit-fields their proper types. */ { tree *fieldlistp = &fieldlist; |