+#include "subsegs.h"
+#include "dwarf2dbg.h"
+
+#ifdef TARGET_USE_CFIPOP
+
+/* By default, use difference expressions if DIFF_EXPR_OK is defined. */
+#ifndef CFI_DIFF_EXPR_OK
+# ifdef DIFF_EXPR_OK
+# define CFI_DIFF_EXPR_OK 1
+# else
+# define CFI_DIFF_EXPR_OK 0
+# endif
+#endif
+
+#ifndef CFI_DIFF_LSDA_OK
+#define CFI_DIFF_LSDA_OK CFI_DIFF_EXPR_OK
+#endif
+
+#if CFI_DIFF_EXPR_OK == 1 && CFI_DIFF_LSDA_OK == 0
+# error "CFI_DIFF_EXPR_OK should imply CFI_DIFF_LSDA_OK"
+#endif
+
+/* We re-use DWARF2_LINE_MIN_INSN_LENGTH for the code alignment field
+ of the CIE. Default to 1 if not otherwise specified. */
+#ifndef DWARF2_LINE_MIN_INSN_LENGTH
+#define DWARF2_LINE_MIN_INSN_LENGTH 1
+#endif
+
+/* By default, use 32-bit relocations from .eh_frame into .text. */
+#ifndef DWARF2_FDE_RELOC_SIZE
+#define DWARF2_FDE_RELOC_SIZE 4
+#endif
+
+/* By default, use a read-only .eh_frame section. */
+#ifndef DWARF2_EH_FRAME_READ_ONLY
+#define DWARF2_EH_FRAME_READ_ONLY SEC_READONLY
+#endif
+
+#ifndef EH_FRAME_ALIGNMENT
+#define EH_FRAME_ALIGNMENT (bfd_get_arch_size (stdoutput) == 64 ? 3 : 2)
+#endif
+
+#ifndef tc_cfi_frame_initial_instructions
+#define tc_cfi_frame_initial_instructions() ((void)0)
+#endif
+
+#ifndef tc_cfi_startproc
+# define tc_cfi_startproc() ((void)0)
+#endif
+
+#ifndef tc_cfi_endproc
+# define tc_cfi_endproc(fde) ((void) (fde))
+#endif
+
+#define EH_FRAME_LINKONCE (SUPPORT_FRAME_LINKONCE || compact_eh)
+
+#ifndef DWARF2_FORMAT
+#define DWARF2_FORMAT(SEC) dwarf2_format_32bit
+#endif
+
+#ifndef DWARF2_ADDR_SIZE
+#define DWARF2_ADDR_SIZE(bfd) (bfd_arch_bits_per_address (bfd) / 8)
+#endif
+
+#if MULTIPLE_FRAME_SECTIONS
+#define CUR_SEG(structp) structp->cur_seg
+#define SET_CUR_SEG(structp, seg) structp->cur_seg = seg
+#define HANDLED(structp) structp->handled
+#define SET_HANDLED(structp, val) structp->handled = val
+#else
+#define CUR_SEG(structp) NULL
+#define SET_CUR_SEG(structp, seg) (void) (0 && seg)
+#define HANDLED(structp) 0
+#define SET_HANDLED(structp, val) (void) (0 && val)
+#endif
+
+#ifndef tc_cfi_reloc_for_encoding
+#define tc_cfi_reloc_for_encoding(e) BFD_RELOC_NONE
+#endif
+
+/* Private segment collection list. */
+struct dwcfi_seg_list
+{
+ segT seg;
+ int subseg;
+ char * seg_name;
+};
+
+#ifdef SUPPORT_COMPACT_EH
+static bfd_boolean compact_eh;
+#else
+#define compact_eh 0
+#endif
+
+static struct hash_control *dwcfi_hash;
+\f
+/* Emit a single byte into the current segment. */
+
+static inline void
+out_one (int byte)
+{
+ FRAG_APPEND_1_CHAR (byte);
+}
+
+/* Emit a two-byte word into the current segment. */
+
+static inline void
+out_two (int data)
+{
+ md_number_to_chars (frag_more (2), data, 2);
+}
+
+/* Emit a four byte word into the current segment. */
+
+static inline void
+out_four (int data)
+{
+ md_number_to_chars (frag_more (4), data, 4);
+}
+
+/* Emit an unsigned "little-endian base 128" number. */
+
+static void
+out_uleb128 (addressT value)
+{
+ output_leb128 (frag_more (sizeof_leb128 (value, 0)), value, 0);
+}
+
+/* Emit an unsigned "little-endian base 128" number. */
+
+static void
+out_sleb128 (offsetT value)
+{
+ output_leb128 (frag_more (sizeof_leb128 (value, 1)), value, 1);
+}
+
+static offsetT
+encoding_size (unsigned char encoding)
+{
+ if (encoding == DW_EH_PE_omit)
+ return 0;
+ switch (encoding & 0x7)
+ {
+ case 0:
+ return bfd_get_arch_size (stdoutput) == 64 ? 8 : 4;
+ case DW_EH_PE_udata2:
+ return 2;
+ case DW_EH_PE_udata4:
+ return 4;
+ case DW_EH_PE_udata8:
+ return 8;
+ default:
+ abort ();
+ }
+}
+
+/* Emit expression EXP in ENCODING. If EMIT_ENCODING is true, first
+ emit a byte containing ENCODING. */
+
+static void
+emit_expr_encoded (expressionS *exp, int encoding, bfd_boolean emit_encoding)
+{
+ offsetT size = encoding_size (encoding);
+ bfd_reloc_code_real_type code;
+
+ if (encoding == DW_EH_PE_omit)
+ return;
+
+ if (emit_encoding)
+ out_one (encoding);
+
+ code = tc_cfi_reloc_for_encoding (encoding);
+ if (code != BFD_RELOC_NONE)
+ {
+ reloc_howto_type *howto = bfd_reloc_type_lookup (stdoutput, code);
+ char *p = frag_more (size);
+ md_number_to_chars (p, 0, size);
+ fix_new (frag_now, p - frag_now->fr_literal, size, exp->X_add_symbol,
+ exp->X_add_number, howto->pc_relative, code);
+ }
+ else if ((encoding & 0x70) == DW_EH_PE_pcrel)
+ {
+#if CFI_DIFF_EXPR_OK
+ expressionS tmp = *exp;
+ tmp.X_op = O_subtract;
+ tmp.X_op_symbol = symbol_temp_new_now ();
+ emit_expr (&tmp, size);
+#elif defined (tc_cfi_emit_pcrel_expr)
+ tc_cfi_emit_pcrel_expr (exp, size);
+#else
+ abort ();
+#endif
+ }
+ else
+ emit_expr (exp, size);
+}
+\f
+/* Build based on segment the derived .debug_...
+ segment name containing origin segment's postfix name part. */
+
+static char *
+get_debugseg_name (segT seg, const char *base_name)
+{
+ const char *name;
+
+ if (!seg)
+ name = "";
+ else
+ {
+ const char * dollar;
+ const char * dot;
+
+ name = bfd_get_section_name (stdoutput, seg);
+
+ dollar = strchr (name, '$');
+ dot = strchr (name + 1, '.');
+
+ if (!dollar && !dot)
+ {
+ if (!strcmp (base_name, ".eh_frame_entry")
+ && strcmp (name, ".text") != 0)
+ return concat (base_name, ".", name, NULL);
+
+ name = "";
+ }
+ else if (!dollar)
+ name = dot;
+ else if (!dot)
+ name = dollar;
+ else if (dot < dollar)
+ name = dot;
+ else
+ name = dollar;
+ }
+
+ return concat (base_name, name, NULL);
+}
+
+/* Allocate a dwcfi_seg_list structure. */
+
+static struct dwcfi_seg_list *
+alloc_debugseg_item (segT seg, int subseg, char *name)
+{
+ struct dwcfi_seg_list *r;
+
+ r = (struct dwcfi_seg_list *)
+ xmalloc (sizeof (struct dwcfi_seg_list) + strlen (name));
+ r->seg = seg;
+ r->subseg = subseg;
+ r->seg_name = name;
+ return r;
+}
+
+static segT
+is_now_linkonce_segment (void)
+{
+ if (compact_eh)
+ return now_seg;
+
+ if ((bfd_get_section_flags (stdoutput, now_seg)
+ & (SEC_LINK_ONCE | SEC_LINK_DUPLICATES_DISCARD
+ | SEC_LINK_DUPLICATES_ONE_ONLY | SEC_LINK_DUPLICATES_SAME_SIZE
+ | SEC_LINK_DUPLICATES_SAME_CONTENTS)) != 0)
+ return now_seg;
+ return NULL;
+}
+
+/* Generate debug... segment with same linkonce properties
+ of based segment. */
+
+static segT
+make_debug_seg (segT cseg, char *name, int sflags)
+{
+ segT save_seg = now_seg;
+ int save_subseg = now_subseg;
+ segT r;
+ flagword flags;
+
+ r = subseg_new (name, 0);
+
+ /* Check if code segment is marked as linked once. */
+ if (!cseg)
+ flags = 0;
+ else
+ flags = bfd_get_section_flags (stdoutput, cseg)
+ & (SEC_LINK_ONCE | SEC_LINK_DUPLICATES_DISCARD
+ | SEC_LINK_DUPLICATES_ONE_ONLY | SEC_LINK_DUPLICATES_SAME_SIZE
+ | SEC_LINK_DUPLICATES_SAME_CONTENTS);
+
+ /* Add standard section flags. */
+ flags |= sflags;
+
+ /* Apply possibly linked once flags to new generated segment, too. */
+ if (!bfd_set_section_flags (stdoutput, r, flags))
+ as_bad (_("bfd_set_section_flags: %s"),
+ bfd_errmsg (bfd_get_error ()));
+
+ /* Restore to previous segment. */
+ if (save_seg != NULL)
+ subseg_set (save_seg, save_subseg);
+ return r;
+}
+
+static void
+dwcfi_hash_insert (const char *name, struct dwcfi_seg_list *item)
+{
+ const char *error_string;
+
+ if ((error_string = hash_jam (dwcfi_hash, name, (char *) item)))
+ as_fatal (_("Inserting \"%s\" into structure table failed: %s"),
+ name, error_string);
+}
+
+static struct dwcfi_seg_list *
+dwcfi_hash_find (char *name)
+{
+ return (struct dwcfi_seg_list *) hash_find (dwcfi_hash, name);
+}
+
+static struct dwcfi_seg_list *
+dwcfi_hash_find_or_make (segT cseg, const char *base_name, int flags)
+{
+ struct dwcfi_seg_list *item;
+ char *name;
+
+ /* Initialize dwcfi_hash once. */
+ if (!dwcfi_hash)
+ dwcfi_hash = hash_new ();
+
+ name = get_debugseg_name (cseg, base_name);
+
+ item = dwcfi_hash_find (name);
+ if (!item)
+ {
+ item = alloc_debugseg_item (make_debug_seg (cseg, name, flags), 0, name);
+
+ dwcfi_hash_insert (item->seg_name, item);
+ }
+ else
+ free (name);
+
+ return item;
+}
+
+/* ??? Share this with dwarf2cfg.c. */
+#ifndef TC_DWARF2_EMIT_OFFSET
+#define TC_DWARF2_EMIT_OFFSET generic_dwarf2_emit_offset
+
+/* Create an offset to .dwarf2_*. */
+
+static void
+generic_dwarf2_emit_offset (symbolS *symbol, unsigned int size)
+{
+ expressionS exp;
+
+ exp.X_op = O_symbol;
+ exp.X_add_symbol = symbol;
+ exp.X_add_number = 0;
+ emit_expr (&exp, size);
+}
+#endif
+
+struct cfi_escape_data
+{
+ struct cfi_escape_data *next;
+ expressionS exp;
+};
+
+struct cie_entry
+{
+ struct cie_entry *next;
+#if MULTIPLE_FRAME_SECTIONS
+ segT cur_seg;
+#endif
+ symbolS *start_address;
+ unsigned int return_column;
+ unsigned int signal_frame;
+ unsigned char fde_encoding;
+ unsigned char per_encoding;
+ unsigned char lsda_encoding;
+ expressionS personality;
+ struct cfi_insn_data *first, *last;
+};
+
+/* List of FDE entries. */
+
+struct fde_entry *all_fde_data;
+static struct fde_entry **last_fde_data = &all_fde_data;
+
+/* List of CIEs so that they could be reused. */
+static struct cie_entry *cie_root;
+
+/* Stack of old CFI data, for save/restore. */
+struct cfa_save_data
+{
+ struct cfa_save_data *next;
+ offsetT cfa_offset;
+};
+
+/* Current open FDE entry. */
+struct frch_cfi_data
+{
+ struct fde_entry *cur_fde_data;
+ symbolS *last_address;
+ offsetT cur_cfa_offset;
+ struct cfa_save_data *cfa_save_stack;
+};
+\f
+/* Construct a new FDE structure and add it to the end of the fde list. */
+
+static struct fde_entry *
+alloc_fde_entry (void)
+{
+ struct fde_entry *fde = (struct fde_entry *)
+ xcalloc (1, sizeof (struct fde_entry));
+
+ frchain_now->frch_cfi_data = (struct frch_cfi_data *)
+ xcalloc (1, sizeof (struct frch_cfi_data));
+ frchain_now->frch_cfi_data->cur_fde_data = fde;
+ *last_fde_data = fde;
+ last_fde_data = &fde->next;
+ SET_CUR_SEG (fde, is_now_linkonce_segment ());
+ SET_HANDLED (fde, 0);
+ fde->last = &fde->data;
+ fde->return_column = DWARF2_DEFAULT_RETURN_COLUMN;
+ fde->per_encoding = DW_EH_PE_omit;
+ fde->lsda_encoding = DW_EH_PE_omit;
+ fde->eh_header_type = EH_COMPACT_UNKNOWN;
+
+ return fde;
+}
+
+/* The following functions are available for a backend to construct its
+ own unwind information, usually from legacy unwind directives. */
+
+/* Construct a new INSN structure and add it to the end of the insn list
+ for the currently active FDE. */
+
+static bfd_boolean cfi_sections_set = FALSE;
+static int cfi_sections = CFI_EMIT_eh_frame;
+int all_cfi_sections = 0;
+static struct fde_entry *last_fde;
+
+static struct cfi_insn_data *
+alloc_cfi_insn_data (void)
+{
+ struct cfi_insn_data *insn = (struct cfi_insn_data *)
+ xcalloc (1, sizeof (struct cfi_insn_data));
+ struct fde_entry *cur_fde_data = frchain_now->frch_cfi_data->cur_fde_data;
+
+ *cur_fde_data->last = insn;
+ cur_fde_data->last = &insn->next;
+ SET_CUR_SEG (insn, is_now_linkonce_segment ());
+ return insn;
+}
+
+/* Construct a new FDE structure that begins at LABEL. */
+
+void
+cfi_new_fde (symbolS *label)
+{
+ struct fde_entry *fde = alloc_fde_entry ();
+ fde->start_address = label;
+ frchain_now->frch_cfi_data->last_address = label;
+}
+
+/* End the currently open FDE. */
+
+void
+cfi_end_fde (symbolS *label)
+{
+ frchain_now->frch_cfi_data->cur_fde_data->end_address = label;
+ free (frchain_now->frch_cfi_data);
+ frchain_now->frch_cfi_data = NULL;
+}
+
+/* Set the return column for the current FDE. */
+
+void
+cfi_set_return_column (unsigned regno)
+{
+ frchain_now->frch_cfi_data->cur_fde_data->return_column = regno;
+}
+
+void
+cfi_set_sections (void)
+{
+ frchain_now->frch_cfi_data->cur_fde_data->sections = all_cfi_sections;
+ cfi_sections_set = TRUE;
+}
+
+/* Universal functions to store new instructions. */
+
+static void
+cfi_add_CFA_insn (int insn)
+{
+ struct cfi_insn_data *insn_ptr = alloc_cfi_insn_data ();
+
+ insn_ptr->insn = insn;
+}
+
+static void
+cfi_add_CFA_insn_reg (int insn, unsigned regno)
+{
+ struct cfi_insn_data *insn_ptr = alloc_cfi_insn_data ();
+
+ insn_ptr->insn = insn;
+ insn_ptr->u.r = regno;
+}
+
+static void
+cfi_add_CFA_insn_offset (int insn, offsetT offset)
+{
+ struct cfi_insn_data *insn_ptr = alloc_cfi_insn_data ();
+
+ insn_ptr->insn = insn;
+ insn_ptr->u.i = offset;
+}
+
+static void
+cfi_add_CFA_insn_reg_reg (int insn, unsigned reg1, unsigned reg2)
+{
+ struct cfi_insn_data *insn_ptr = alloc_cfi_insn_data ();
+
+ insn_ptr->insn = insn;
+ insn_ptr->u.rr.reg1 = reg1;
+ insn_ptr->u.rr.reg2 = reg2;
+}
+
+static void
+cfi_add_CFA_insn_reg_offset (int insn, unsigned regno, offsetT offset)
+{
+ struct cfi_insn_data *insn_ptr = alloc_cfi_insn_data ();
+
+ insn_ptr->insn = insn;
+ insn_ptr->u.ri.reg = regno;
+ insn_ptr->u.ri.offset = offset;
+}
+
+/* Add a CFI insn to advance the PC from the last address to LABEL. */
+
+void
+cfi_add_advance_loc (symbolS *label)
+{
+ struct cfi_insn_data *insn = alloc_cfi_insn_data ();
+
+ insn->insn = DW_CFA_advance_loc;
+ insn->u.ll.lab1 = frchain_now->frch_cfi_data->last_address;
+ insn->u.ll.lab2 = label;
+
+ frchain_now->frch_cfi_data->last_address = label;
+}
+
+/* Add a CFI insn to label the current position in the CFI segment. */
+
+void
+cfi_add_label (const char *name)
+{
+ unsigned int len = strlen (name) + 1;
+ struct cfi_insn_data *insn = alloc_cfi_insn_data ();
+
+ insn->insn = CFI_label;
+ obstack_grow (¬es, name, len);
+ insn->u.sym_name = (char *) obstack_finish (¬es);
+}
+
+/* Add a DW_CFA_offset record to the CFI data. */
+
+void
+cfi_add_CFA_offset (unsigned regno, offsetT offset)
+{
+ unsigned int abs_data_align;
+
+ gas_assert (DWARF2_CIE_DATA_ALIGNMENT != 0);
+ cfi_add_CFA_insn_reg_offset (DW_CFA_offset, regno, offset);
+
+ abs_data_align = (DWARF2_CIE_DATA_ALIGNMENT < 0
+ ? -DWARF2_CIE_DATA_ALIGNMENT : DWARF2_CIE_DATA_ALIGNMENT);
+ if (offset % abs_data_align)
+ as_bad (_("register save offset not a multiple of %u"), abs_data_align);
+}
+
+/* Add a DW_CFA_def_cfa record to the CFI data. */
+
+void
+cfi_add_CFA_def_cfa (unsigned regno, offsetT offset)
+{
+ cfi_add_CFA_insn_reg_offset (DW_CFA_def_cfa, regno, offset);
+ frchain_now->frch_cfi_data->cur_cfa_offset = offset;
+}
+
+/* Add a DW_CFA_register record to the CFI data. */
+
+void
+cfi_add_CFA_register (unsigned reg1, unsigned reg2)
+{
+ cfi_add_CFA_insn_reg_reg (DW_CFA_register, reg1, reg2);
+}
+
+/* Add a DW_CFA_def_cfa_register record to the CFI data. */
+
+void
+cfi_add_CFA_def_cfa_register (unsigned regno)
+{
+ cfi_add_CFA_insn_reg (DW_CFA_def_cfa_register, regno);
+}
+
+/* Add a DW_CFA_def_cfa_offset record to the CFI data. */
+
+void
+cfi_add_CFA_def_cfa_offset (offsetT offset)
+{
+ cfi_add_CFA_insn_offset (DW_CFA_def_cfa_offset, offset);
+ frchain_now->frch_cfi_data->cur_cfa_offset = offset;
+}
+
+void
+cfi_add_CFA_restore (unsigned regno)
+{
+ cfi_add_CFA_insn_reg (DW_CFA_restore, regno);
+}
+
+void
+cfi_add_CFA_undefined (unsigned regno)
+{
+ cfi_add_CFA_insn_reg (DW_CFA_undefined, regno);
+}
+
+void
+cfi_add_CFA_same_value (unsigned regno)
+{
+ cfi_add_CFA_insn_reg (DW_CFA_same_value, regno);
+}
+
+void
+cfi_add_CFA_remember_state (void)
+{
+ struct cfa_save_data *p;
+
+ cfi_add_CFA_insn (DW_CFA_remember_state);
+
+ p = (struct cfa_save_data *) xmalloc (sizeof (*p));
+ p->cfa_offset = frchain_now->frch_cfi_data->cur_cfa_offset;
+ p->next = frchain_now->frch_cfi_data->cfa_save_stack;
+ frchain_now->frch_cfi_data->cfa_save_stack = p;
+}
+
+void
+cfi_add_CFA_restore_state (void)
+{
+ struct cfa_save_data *p;
+
+ cfi_add_CFA_insn (DW_CFA_restore_state);
+
+ p = frchain_now->frch_cfi_data->cfa_save_stack;
+ if (p)
+ {
+ frchain_now->frch_cfi_data->cur_cfa_offset = p->cfa_offset;
+ frchain_now->frch_cfi_data->cfa_save_stack = p->next;
+ free (p);
+ }
+ else
+ as_bad (_("CFI state restore without previous remember"));
+}
+
+\f
+/* Parse CFI assembler directives. */
+
+static void dot_cfi (int);
+static void dot_cfi_escape (int);
+static void dot_cfi_sections (int);
+static void dot_cfi_startproc (int);
+static void dot_cfi_endproc (int);
+static void dot_cfi_fde_data (int);
+static void dot_cfi_personality (int);
+static void dot_cfi_personality_id (int);
+static void dot_cfi_lsda (int);
+static void dot_cfi_val_encoded_addr (int);
+static void dot_cfi_inline_lsda (int);
+static void dot_cfi_label (int);
+
+const pseudo_typeS cfi_pseudo_table[] =
+ {
+ { "cfi_sections", dot_cfi_sections, 0 },
+ { "cfi_startproc", dot_cfi_startproc, 0 },
+ { "cfi_endproc", dot_cfi_endproc, 0 },
+ { "cfi_fde_data", dot_cfi_fde_data, 0 },
+ { "cfi_def_cfa", dot_cfi, DW_CFA_def_cfa },
+ { "cfi_def_cfa_register", dot_cfi, DW_CFA_def_cfa_register },
+ { "cfi_def_cfa_offset", dot_cfi, DW_CFA_def_cfa_offset },
+ { "cfi_adjust_cfa_offset", dot_cfi, CFI_adjust_cfa_offset },
+ { "cfi_offset", dot_cfi, DW_CFA_offset },
+ { "cfi_rel_offset", dot_cfi, CFI_rel_offset },
+ { "cfi_register", dot_cfi, DW_CFA_register },
+ { "cfi_return_column", dot_cfi, CFI_return_column },
+ { "cfi_restore", dot_cfi, DW_CFA_restore },
+ { "cfi_undefined", dot_cfi, DW_CFA_undefined },
+ { "cfi_same_value", dot_cfi, DW_CFA_same_value },
+ { "cfi_remember_state", dot_cfi, DW_CFA_remember_state },
+ { "cfi_restore_state", dot_cfi, DW_CFA_restore_state },
+ { "cfi_window_save", dot_cfi, DW_CFA_GNU_window_save },
+ { "cfi_escape", dot_cfi_escape, 0 },
+ { "cfi_signal_frame", dot_cfi, CFI_signal_frame },
+ { "cfi_personality", dot_cfi_personality, 0 },
+ { "cfi_personality_id", dot_cfi_personality_id, 0 },
+ { "cfi_lsda", dot_cfi_lsda, 0 },
+ { "cfi_val_encoded_addr", dot_cfi_val_encoded_addr, 0 },
+ { "cfi_inline_lsda", dot_cfi_inline_lsda, 0 },
+ { "cfi_label", dot_cfi_label, 0 },
+ { NULL, NULL, 0 }
+ };
+
+static void
+cfi_parse_separator (void)
+{
+ SKIP_WHITESPACE ();
+ if (*input_line_pointer == ',')
+ input_line_pointer++;
+ else
+ as_bad (_("missing separator"));
+}
+
+#ifndef tc_parse_to_dw2regnum
+static void
+tc_parse_to_dw2regnum (expressionS *exp)
+{
+# ifdef tc_regname_to_dw2regnum
+ SKIP_WHITESPACE ();
+ if (is_name_beginner (*input_line_pointer)
+ || (*input_line_pointer == '%'
+ && is_name_beginner (*++input_line_pointer)))
+ {
+ char *name, c;
+
+ c = get_symbol_name (& name);
+
+ exp->X_op = O_constant;
+ exp->X_add_number = tc_regname_to_dw2regnum (name);
+
+ restore_line_pointer (c);
+ }
+ else
+# endif
+ expression_and_evaluate (exp);
+}
+#endif