diff options
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 5952936..db83932 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -1904,14 +1904,35 @@ dwarf2out_begin_prologue () char label[MAX_ARTIFICIAL_LABEL_BYTES]; register dw_fde_ref fde; + current_function_func_begin_label = 0; + +#ifdef IA64_UNWIND_INFO + /* ??? current_function_func_begin_label is also used by except.c + for call-site information. We must emit this label if it might + be used. */ + if ((! flag_exceptions || USING_SJLJ_EXCEPTIONS) + && ! dwarf2out_do_frame ()) + return; +#else + if (! dwarf2out_do_frame ()) + return; +#endif + ++current_funcdef_number; function_section (current_function_decl); ASM_GENERATE_INTERNAL_LABEL (label, FUNC_BEGIN_LABEL, current_funcdef_number); - ASM_OUTPUT_LABEL (asm_out_file, label); + ASM_OUTPUT_DEBUG_LABEL (asm_out_file, FUNC_BEGIN_LABEL, + current_funcdef_number); current_function_func_begin_label = get_identifier (label); +#ifdef IA64_UNWIND_INFO + /* We can elide the fde allocation if we're not emitting debug info. */ + if (! dwarf2out_do_frame ()) + return; +#endif + /* Expand the fde table if necessary. */ if (fde_table_in_use == fde_table_allocated) { |