URL:
<https://savannah.gnu.org/bugs/?62122>
Summary: Grub 2.06 mkimage.c fails to build with
gcc12-20220220 and -Werror
Project: GNU GRUB
Submitted by: heitbaum
Submitted on: Sun 27 Feb 2022 12:55:32 PM UTC
Category: Compilation
Severity: Major
Priority: 5 - Normal
Item Group: None
Status: None
Privacy: Public
Assigned to: None
Originator Name: Rudi Heitbaum
Originator Email: r...@heitbaum.com
Open/Closed: Open
Release:
Release: other
Discussion Lock: Any
Reproducibility: Every Time
Planned Release: None
_______________________________________________________
Details:
note: in expansion of macro 'PE_OHDR' errors with: dangling pointer to 'tmp_'
may be used [-Wdangling-pointer=]
mkimage.c:857:28: note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
Compiler is gcc 12-20220220 with -Werror
Successful build can be done using -Wno-error
Successful build was occurring with gcc 11.2.0
==== full log ====
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:
In function 'grub_install_generate_image':
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1386:41:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1386 | PE_OHDR (o32, o64, header_size) = grub_host_to_target32
(header_size);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1386:9:
note: in expansion of macro 'PE_OHDR'
1386 | PE_OHDR (o32, o64, header_size) = grub_host_to_target32
(header_size);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1387:40:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1387 | PE_OHDR (o32, o64, entry_addr) = grub_host_to_target32
(layout.start_address);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1387:9:
note: in expansion of macro 'PE_OHDR'
1387 | PE_OHDR (o32, o64, entry_addr) = grub_host_to_target32
(layout.start_address);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1388:40:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1388 | PE_OHDR (o32, o64, image_base) = 0;
| ^
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1388:9:
note: in expansion of macro 'PE_OHDR'
1388 | PE_OHDR (o32, o64, image_base) = 0;
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1389:40:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1389 | PE_OHDR (o32, o64, image_size) = grub_host_to_target32
(pe_size);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1389:9:
note: in expansion of macro 'PE_OHDR'
1389 | PE_OHDR (o32, o64, image_size) = grub_host_to_target32
(pe_size);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1390:47:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1390 | PE_OHDR (o32, o64, section_alignment) = grub_host_to_target32
(image_target->section_align);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1390:9:
note: in expansion of macro 'PE_OHDR'
1390 | PE_OHDR (o32, o64, section_alignment) = grub_host_to_target32
(image_target->section_align);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1391:44:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1391 | PE_OHDR (o32, o64, file_alignment) = grub_host_to_target32
(GRUB_PE32_FILE_ALIGNMENT);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1391:9:
note: in expansion of macro 'PE_OHDR'
1391 | PE_OHDR (o32, o64, file_alignment) = grub_host_to_target32
(GRUB_PE32_FILE_ALIGNMENT);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1392:39:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1392 | PE_OHDR (o32, o64, subsystem) = grub_host_to_target16
(GRUB_PE32_SUBSYSTEM_EFI_APPLICATION);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1392:9:
note: in expansion of macro 'PE_OHDR'
1392 | PE_OHDR (o32, o64, subsystem) = grub_host_to_target16
(GRUB_PE32_SUBSYSTEM_EFI_APPLICATION);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1395:48:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1395 | PE_OHDR (o32, o64, stack_reserve_size) = grub_host_to_target32
(0x10000);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1395:9:
note: in expansion of macro 'PE_OHDR'
1395 | PE_OHDR (o32, o64, stack_reserve_size) = grub_host_to_target32
(0x10000);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1396:47:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1396 | PE_OHDR (o32, o64, stack_commit_size) = grub_host_to_target32
(0x10000);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1396:9:
note: in expansion of macro 'PE_OHDR'
1396 | PE_OHDR (o32, o64, stack_commit_size) = grub_host_to_target32
(0x10000);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1397:47:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1397 | PE_OHDR (o32, o64, heap_reserve_size) = grub_host_to_target32
(0x10000);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1397:9:
note: in expansion of macro 'PE_OHDR'
1397 | PE_OHDR (o32, o64, heap_reserve_size) = grub_host_to_target32
(0x10000);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1398:46:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1398 | PE_OHDR (o32, o64, heap_commit_size) = grub_host_to_target32
(0x10000);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1398:9:
note: in expansion of macro 'PE_OHDR'
1398 | PE_OHDR (o32, o64, heap_commit_size) = grub_host_to_target32
(0x10000);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1400:50:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1400 | PE_OHDR (o32, o64, num_data_directories) =
grub_host_to_target32 (GRUB_PE32_NUM_DATA_DIRECTORIES);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1400:9:
note: in expansion of macro 'PE_OHDR'
1400 | PE_OHDR (o32, o64, num_data_directories) =
grub_host_to_target32 (GRUB_PE32_NUM_DATA_DIRECTORIES);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1403:39:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1403 | PE_OHDR (o32, o64, code_base) = grub_host_to_target32 (vma);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1403:9:
note: in expansion of macro 'PE_OHDR'
1403 | PE_OHDR (o32, o64, code_base) = grub_host_to_target32 (vma);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1404:39:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1404 | PE_OHDR (o32, o64, code_size) = grub_host_to_target32
(layout.exec_size);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1404:9:
note: in expansion of macro 'PE_OHDR'
1404 | PE_OHDR (o32, o64, code_size) = grub_host_to_target32
(layout.exec_size);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1415:39:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1415 | PE_OHDR (o32, o64, data_size) = grub_host_to_target32
(scn_size + sbat_size +
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1415:9:
note: in expansion of macro 'PE_OHDR'
1415 | PE_OHDR (o32, o64, data_size) = grub_host_to_target32
(scn_size + sbat_size +
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1448:55:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1448 | PE_OHDR (o32, o64, base_relocation_table.rva) =
grub_host_to_target32 (vma);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1448:9:
note: in expansion of macro 'PE_OHDR'
1448 | PE_OHDR (o32, o64, base_relocation_table.rva) =
grub_host_to_target32 (vma);
| ^~~~~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1449:56:
warning: dangling pointer to 'tmp_' may be used [-Wdangling-pointer=]
1449 | PE_OHDR (o32, o64, base_relocation_table.size) =
grub_host_to_target32 (scn_size);
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:857:28:
note: 'tmp_' declared here
857 | __typeof__((o64)->field) tmp_; \
| ^~~~
/var/media/DATA/home-rudi/LibreELEC.tv/build.LibreELEC-Generic.x86_64-11.0-devel/build/grub-2.06/util/mkimage.c:1449:9:
note: in expansion of macro 'PE_OHDR'
1449 | PE_OHDR (o32, o64, base_relocation_table.size) =
grub_host_to_target32 (scn_size);
| ^~~~~~~
_______________________________________________________
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