From 13ffa6becef1f14ef849255b3ad5fadd2cbbb734 Mon Sep 17 00:00:00 2001 From: Jeff Law Date: Fri, 3 Mar 1995 22:15:23 +0000 Subject: [PATCH] * valops.c (value_struct_elt_for_reference): Work around macro bugs in HP's compilers. * c-exp.y (block): Likewise. --- gdb/ChangeLog | 6 ++++++ gdb/c-exp.y | 3 +-- gdb/valops.c | 29 +++++++++++++++++++++++++---- 3 files changed, 32 insertions(+), 6 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 398a985b7b3..f7ec8a6eabb 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,9 @@ +Fri Mar 3 15:12:12 1995 Jeff Law (law@snake.cs.utah.edu) + + * valops.c (value_struct_elt_for_reference): Work around macro + bugs in HP's compilers. + * c-exp.y (block): Likewise. + Fri Mar 3 12:27:28 1995 Jim Kingdon * rs6000-tdep.c (push_dummy_frame): Fix order of arguments to diff --git a/gdb/c-exp.y b/gdb/c-exp.y index 77816afb81f..f31dc0759c8 100644 --- a/gdb/c-exp.y +++ b/gdb/c-exp.y @@ -548,8 +548,7 @@ block : BLOCKNAME struct symtab *tem = lookup_symtab (copy_name ($1.stoken)); if (tem) - $$ = BLOCKVECTOR_BLOCK - (BLOCKVECTOR (tem), STATIC_BLOCK); + $$ = BLOCKVECTOR_BLOCK (BLOCKVECTOR (tem), STATIC_BLOCK); else error ("No file or function \"%s\".", copy_name ($1.stoken)); diff --git a/gdb/valops.c b/gdb/valops.c index a08dfc58c89..d2702a8ff6c 100644 --- a/gdb/valops.c +++ b/gdb/valops.c @@ -139,7 +139,29 @@ value_cast (type, arg2) if (code1 == TYPE_CODE_BOOL) code1 = TYPE_CODE_INT; if (code2 == TYPE_CODE_BOOL) - code2 = TYPE_CODE_INT; + code2 = TYPE_CODE_INT; + + /* A cast to an undetermined-length array_type, such as (TYPE [])OBJECT, + is treated like a cast to (TYPE [N])OBJECT, + where N is sizeof(OBJECT)/sizeof(TYPE). */ + if (code1 == TYPE_CODE_ARRAY + && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0 + && TYPE_ARRAY_UPPER_BOUND_TYPE (type) == BOUND_CANNOT_BE_DETERMINED) + { + struct type *element_type = TYPE_TARGET_TYPE (type); + struct type *range_type = TYPE_INDEX_TYPE (type); + int low_bound = TYPE_LOW_BOUND (range_type); + int val_length = TYPE_LENGTH (VALUE_TYPE (arg2)); + int new_length = val_length / TYPE_LENGTH (element_type); + if (val_length % TYPE_LENGTH (element_type) != 0) + warning("array element type size does not divide object size in cast"); + range_type = create_range_type ((struct type *) NULL, + TYPE_TARGET_TYPE (range_type), + low_bound, new_length + low_bound - 1); + VALUE_TYPE (arg2) = create_array_type ((struct type *) NULL, + element_type, range_type); + return arg2; + } scalar = (code2 == TYPE_CODE_INT || code2 == TYPE_CODE_FLT || code2 == TYPE_CODE_ENUM || code2 == TYPE_CODE_RANGE); @@ -815,7 +837,7 @@ value_arg_coerce (arg, param_type) switch (TYPE_CODE (type)) { case TYPE_CODE_REF: - if (TYPE_CODE (SYMBOL_TYPE (arg)) != TYPE_CODE_REF) + if (TYPE_CODE (VALUE_TYPE (arg)) != TYPE_CODE_REF) { arg = value_addr (arg); VALUE_TYPE (arg) = param_type; @@ -1911,8 +1933,7 @@ value_struct_elt_for_reference (domain, offset, curtype, name, intype) (lookup_reference_type (lookup_member_type (TYPE_FN_FIELD_TYPE (f, j), domain)), - (LONGEST) METHOD_PTR_FROM_VOFFSET - (TYPE_FN_FIELD_VOFFSET (f, j))); + (LONGEST) METHOD_PTR_FROM_VOFFSET (TYPE_FN_FIELD_VOFFSET (f, j))); } else { -- 2.30.2