diff options
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 95dd005918c..c8a6c74431b 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -1,7 +1,7 @@ /* Output Dwarf2 format symbol table information from the GNU C compiler. Copyright (C) 1992, 1993, 1995, 1996, 1997 Free Software Foundation, Inc. - Contributed by Gary Funck (gary@intrepid.com). Derived from the - DWARF 1 implementation written by Ron Guilmette (rfg@monkeys.com). + Contributed by Gary Funck (gary@intrepid.com). + Derived from DWARF 1 implementation of Ron Guilmette (rfg@monkeys.com). Extensively modified by Jason Merrill (jason@cygnus.com). This file is part of GNU CC. @@ -743,6 +743,8 @@ lookup_cfa_1 (cfi, regp, offsetp) *regp = cfi->dw_cfi_oprnd1.dw_cfi_reg_num; *offsetp = cfi->dw_cfi_oprnd2.dw_cfi_offset; break; + default: + break; } } @@ -1170,7 +1172,6 @@ dwarf2out_frame_debug (insn) assert (XEXP (src, 1) == stack_pointer_rtx); assert (GET_CODE (XEXP (src, 0)) == REG && REGNO (XEXP (src, 0)) == cfa_temp_reg); - assert (cfa_store_reg == STACK_POINTER_REGNUM); cfa_store_reg = REGNO (dest); cfa_store_offset -= cfa_temp_value; } @@ -1489,13 +1490,6 @@ output_call_frame_info (for_eh) /* Do we want to include a pointer to the exception table? */ int eh_ptr = for_eh && exception_table_p (); - /* Only output the info if it will be interesting. */ - for (i = 0; i < fde_table_in_use; ++i) - if (fde_table[i].dw_fde_cfi != NULL) - break; - if (i == fde_table_in_use) - return; - fputc ('\n', asm_out_file); /* We're going to be generating comments, so turn on app. */ @@ -4094,6 +4088,8 @@ print_die (die, outfile) else fprintf (outfile, "<null>"); break; + default: + break; } fprintf (outfile, "\n"); @@ -6880,6 +6876,11 @@ add_location_or_const_value_attribute (die, decl) switch (GET_CODE (rtl)) { + case ADDRESSOF: + /* The address of a variable that was optimized away; don't emit + anything. */ + break; + case CONST_INT: case CONST_DOUBLE: case CONST_STRING: @@ -7667,7 +7668,7 @@ gen_enumeration_type_die (type, context_die) TREE_ASM_WRITTEN (type) = 1; add_byte_size_attribute (type_die, type); - if (type_tag (type)) + if (TYPE_STUB_DECL (type) != NULL_TREE) add_src_coords_attributes (type_die, TYPE_STUB_DECL (type)); /* If the first reference to this type was as the return type of an @@ -8542,7 +8543,7 @@ gen_struct_or_union_type_die (type, context_die) this type is expressed in terms of this type itself. */ TREE_ASM_WRITTEN (type) = 1; add_byte_size_attribute (type_die, type); - if (type_tag (type)) + if (TYPE_STUB_DECL (type) != NULL_TREE) add_src_coords_attributes (type_die, TYPE_STUB_DECL (type)); /* If the first reference to this type was as the return type of an |