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| author | Richard Henderson <rth@redhat.com> | 2000-11-19 17:25:59 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2000-11-19 17:25:59 -0800 |
| commit | 3df188844eefbdf39417e026cd3b763282801878 (patch) | |
| tree | c7f9433913abe0a942f2afbaf5b53ef772aabcd1 /gcc | |
| parent | cfd1c7ea39cd437ce827b193b4d920638111b2f7 (diff) | |
| download | gcc-3df188844eefbdf39417e026cd3b763282801878.zip gcc-3df188844eefbdf39417e026cd3b763282801878.tar.gz gcc-3df188844eefbdf39417e026cd3b763282801878.tar.bz2 | |
dwarf2out.c (simple_type_size_in_bits): Handle a type with no computed size as size zero.
* dwarf2out.c (simple_type_size_in_bits): Handle a type with
no computed size as size zero.
(field_byte_offset): Likewise.
From-SVN: r37578
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/dwarf2out.c | 28 |
2 files changed, 18 insertions, 16 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9f291c2..13a4ba8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2000-11-19 Richard Henderson <rth@redhat.com> + + * dwarf2out.c (simple_type_size_in_bits): Handle a type with + no computed size as size zero. + (field_byte_offset): Likewise. + 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk> * config.gcc: Fix another typo. diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 6ddd982..3ec00b9 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -7790,17 +7790,17 @@ static inline unsigned HOST_WIDE_INT simple_type_size_in_bits (type) register tree type; { + tree type_size_tree; + if (TREE_CODE (type) == ERROR_MARK) return BITS_PER_WORD; - else - { - register tree type_size_tree = TYPE_SIZE (type); + type_size_tree = TYPE_SIZE (type); - if (! host_integerp (type_size_tree, 1)) - return TYPE_ALIGN (type); - - return tree_low_cst (type_size_tree, 1); - } + if (type_size_tree == NULL_TREE) + return 0; + if (! host_integerp (type_size_tree, 1)) + return TYPE_ALIGN (type); + return tree_low_cst (type_size_tree, 1); } /* Given a pointer to what is assumed to be a FIELD_DECL node, compute and @@ -7835,14 +7835,10 @@ field_byte_offset (decl) type = field_type (decl); field_size_tree = DECL_SIZE (decl); - /* If there was an error, the size could be zero. */ + /* The size could be unspecified if there was an error, or for + a flexible array member. */ if (! field_size_tree) - { - if (errorcount) - return 0; - - abort (); - } + field_size_tree = bitsize_zero_node; /* We cannot yet cope with fields whose positions are variable, so for now, when we see such things, we simply return 0. Someday, we may @@ -7852,7 +7848,7 @@ field_byte_offset (decl) bitpos_int = int_bit_position (decl); - /* If we don't know the size of the field, pretend it's a full word. */ + /* If we don't know the size of the field, pretend it's a full word. */ if (host_integerp (field_size_tree, 1)) field_size_in_bits = tree_low_cst (field_size_tree, 1); else |