* [PATCH] Dwarf: fix build with old gcc
@ 2021-02-15 11:07 Jan Beulich
2021-02-16 1:18 ` Alan Modra
0 siblings, 1 reply; 2+ messages in thread
From: Jan Beulich @ 2021-02-15 11:07 UTC (permalink / raw)
To: Binutils
4.3-ish warns about a possibly uninitialized variable, which results in
a build failure due to -Werror.
binutils/
2021-02-15 Jan Beulich <jbeulich@suse.com>
* dwarf.c (process_debug_info): Initialize "dwo_id".
--- a/binutils/dwarf.c
+++ b/binutils/dwarf.c
@@ -3693,7 +3693,7 @@ process_debug_info (struct dwarf_section
SAFE_BYTE_GET_AND_INC (compunit.cu_pointer_size, hdrptr, 1, end);
bfd_boolean do_dwo_id = FALSE;
- uint64_t dwo_id;
+ uint64_t dwo_id = 0;
if (compunit.cu_unit_type == DW_UT_split_compile
|| compunit.cu_unit_type == DW_UT_skeleton)
{
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH] Dwarf: fix build with old gcc
2021-02-15 11:07 [PATCH] Dwarf: fix build with old gcc Jan Beulich
@ 2021-02-16 1:18 ` Alan Modra
0 siblings, 0 replies; 2+ messages in thread
From: Alan Modra @ 2021-02-16 1:18 UTC (permalink / raw)
To: Jan Beulich; +Cc: Binutils
On Mon, Feb 15, 2021 at 12:07:20PM +0100, Jan Beulich via Binutils wrote:
> 4.3-ish warns about a possibly uninitialized variable, which results in
> a build failure due to -Werror.
>
> binutils/
> 2021-02-15 Jan Beulich <jbeulich@suse.com>
>
> * dwarf.c (process_debug_info): Initialize "dwo_id".
OK.
>
> --- a/binutils/dwarf.c
> +++ b/binutils/dwarf.c
> @@ -3693,7 +3693,7 @@ process_debug_info (struct dwarf_section
> SAFE_BYTE_GET_AND_INC (compunit.cu_pointer_size, hdrptr, 1, end);
>
> bfd_boolean do_dwo_id = FALSE;
> - uint64_t dwo_id;
> + uint64_t dwo_id = 0;
> if (compunit.cu_unit_type == DW_UT_split_compile
> || compunit.cu_unit_type == DW_UT_skeleton)
> {
--
Alan Modra
Australia Development Lab, IBM
^ permalink raw reply [flat|nested] 2+ messages in thread
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2021-02-15 11:07 [PATCH] Dwarf: fix build with old gcc Jan Beulich
2021-02-16 1:18 ` Alan Modra
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