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re PR debug/88878 (.debug_pubnames/types empty with -flto)

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2019-02-27  Richard Biener  <rguenther@suse.de>

	PR debug/88878
	* dwarf2out.c (use_debug_types): Disable when in_lto_p.

From-SVN: r269253
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Richard Biener 2019-02-27 14:04:18 +00:00 • committed by Richard Biener
parent 04c311d3bd
commit a8a8944415
2 changed files with 11 additions and 2 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2019-02-27 Richard Biener <rguenther@suse.de>
PR debug/88878
* dwarf2out.c (use_debug_types): Disable when in_lto_p.
2019-02-27 Richard Biener <rguenther@suse.de>
* passes.c (should_skip_pass_p): Do not skip cgraph-edge

8
gcc/dwarf2out.c
View file

@ -2914,9 +2914,13 @@ const struct gcc_debug_hooks dwarf2_lineno_debug_hooks =
separate comdat sections since the linker will then be able to
remove duplicates. But not all tools support .debug_types sections
yet. For Dwarf V5 or higher .debug_types doesn't exist any more,
it is DW_UT_type unit type in .debug_info section. */
it is DW_UT_type unit type in .debug_info section. For late LTO
debug there should be almost no types emitted so avoid enabling
-fdebug-types-section there. */
#define use_debug_types (dwarf_version >= 4 && flag_debug_types_section)
#define use_debug_types (dwarf_version >= 4 \
&& flag_debug_types_section \
&& !in_lto_p)
/* Various DIE's use offsets relative to the beginning of the
.debug_info section to refer to each other. */