[LU-17657] gcc 13 stricter enum checking

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.16.0
• Severity: 3
• Assignee: Shaun Tancheff
• Reporter: Shaun Tancheff

Description

gcc 13 does stricter enum enforcement

lustre_msg_check_version:

/home/shaun/lustre-release/lustre/ptlrpc/pack_generic.c:81:5: error: conflicting types for ‘lustre_msg_check_version’ due to enum/integer mismatch; have ‘int(struct lustre_msg_v2 *, enum lustre_msg_version)’ [-Werror=enum-int-mismatch]
   81 | int lustre_msg_check_version(struct lustre_msg *msg,
      |     ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from /home/shaun/lustre-release/lustre/ptlrpc/pack_generic.c:48:
/home/shaun/lustre-release/lustre/include/lustre_net.h:2293:5: note: previous declaration of ‘lustre_msg_check_version’ with type ‘int(struct lustre_msg_v2 *, __u32)’ {aka ‘int(struct lustre_msg_v2 *, unsigned int)’}
 2293 | int lustre_msg_check_version(struct lustre_msg *msg, __u32 version);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~
/home/shaun/lustre-release/lustre/ptlrpc/pack_generic.c:858:20: error: conflicting types for ‘lustre_msghdr_get_flags’ due to enum/integer mismatch; have ‘enum lustre_msghdr(struct lustre_msg_v2 *)’ [-Werror=enum-int-mismatch]
  858 | enum lustre_msghdr lustre_msghdr_get_flags(struct lustre_msg *msg)
      |                    ^~~~~~~~~~~~~~~~~~~~~~~
/home/shaun/lustre-release/lustre/include/lustre_net.h:2321:7: note: previous declaration of ‘lustre_msghdr_get_flags’ with type ‘__u32(struct lustre_msg_v2 *)’ {aka ‘unsigned int(struct lustre_msg_v2 *)’}
 2321 | __u32 lustre_msghdr_get_flags(struct lustre_msg *msg);
      |       ^~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[6]: *** [scripts/Makefile.build:299: /home/shaun/lustre-release/lustre/ptlrpc/pack_generic.o] Error 1

llapi_layout_comp_use

liblustreapi_layout.c:2141:5: error: conflicting types for ‘llapi_layout_comp_use’ due to enum/integer mismatch; have ‘int(struct llapi_layout *, enum llapi_layout_comp_use)’ [-Werror=enum-int-mismatch]
 2141 | int llapi_layout_comp_use(struct llapi_layout *layout,
      |     ^~~~~~~~~~~~~~~~~~~~~
In file included from liblustreapi_layout.c:44:
/home/shaun/lustre-release/lustre/include/lustre/lustreapi.h:1249:5: note: previous declaration of ‘llapi_layout_comp_use’ with type ‘int(struct llapi_layout *, uint32_t)’ {aka ‘int(struct llapi_layout *, unsigned int)’}
 1249 | int llapi_layout_comp_use(struct llapi_layout *layout, uint32_t pos);
      |     ^~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors

Issue Links

• is related to: LU-17504 build errors with gcc-13