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openSUSE:Leap:15.3:Update
xen
gcc11-fixes.patch
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File gcc11-fixes.patch of Package xen
References: bsc#1181921 For linux.c and private.h linux.c:165:50: error: argument 7 of type 'const xen_pfn_t[]' {aka 'const long unsigned int[]'} declared as an ordinary array [-Werror=vla-parameter] 165 | const xen_pfn_t arr[/*num*/], int err[/*num*/]) | ~~~~~~~~~~~~~~~~^~~~~~~~~~~~ In file included from linux.c:29: private.h:35:50: note: previously declared as a variable length array 'const xen_pfn_t[num]' {aka 'const long unsigned int[num]'} 35 | const xen_pfn_t arr[num], int err[num]); | ~~~~~~~~~~~~~~~~^~~~~~~~ linux.c:165:68: error: argument 8 of type 'int[]' declared as an ordinary array [-Werror=vla-parameter] 165 | const xen_pfn_t arr[/*num*/], int err[/*num*/]) | ~~~~^~~~~~~~~~~~ In file included from linux.c:29: private.h:35:64: note: previously declared as a variable length array 'int[num]' 35 | const xen_pfn_t arr[num], int err[num]); | ~~~~^~~~~~~~ cc1: all warnings being treated as errors For mpparse.c /home/abuild/rpmbuild/BUILD/xen-4.14.1-testing/xen/include/xen/string.h:101:27: error: '__builtin_memcmp' specified bound 4 exceeds source size 0 [-Werror=stringop-overread] 101 | #define memcmp(s1, s2, n) __builtin_memcmp(s1, s2, n) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ mpparse.c:722:13: note: in expansion of macro 'memcmp' 722 | if (memcmp(mpf->mpf_signature, "_MP_", 4) == 0 && | ^~~~~~ For tboot.c In file included from tboot.c:16: tboot.c: In function 'tboot_gen_frametable_integrity': /home/abuild/rpmbuild/BUILD/xen-4.14.1-testing/xen/include/crypto/vmac.h:143:21: error: 'vhash_update' accessing 1 byte in a region of size 0 [-Werror=stringop-overflow=] 143 | #define vmac_update vhash_update tboot.c:324:9: note: in expansion of macro 'vmac_update' 324 | vmac_update((uint8_t *)pdx_to_page(sidx * PDX_GROUP_COUNT), | ^~~~~~~~~~~ /home/abuild/rpmbuild/BUILD/xen-4.14.1-testing/xen/include/crypto/vmac.h:143:21: note: referencing argument 1 of type 'unsigned char *' 143 | #define vmac_update vhash_update tboot.c:324:9: note: in expansion of macro 'vmac_update' 324 | vmac_update((uint8_t *)pdx_to_page(sidx * PDX_GROUP_COUNT), | ^~~~~~~~~~~ /home/abuild/rpmbuild/BUILD/xen-4.14.1-testing/xen/include/crypto/vmac.h:145:6: note: in a call to function 'vhash_update' 145 | void vhash_update(unsigned char m[], | ^~~~~~~~~~~~ /home/abuild/rpmbuild/BUILD/xen-4.14.1-testing/xen/include/crypto/vmac.h:143:21: error: 'vhash_update' accessing 1 byte in a region of size 0 [-Werror=stringop-overflow=] 143 | #define vmac_update vhash_update tboot.c:328:5: note: in expansion of macro 'vmac_update' 328 | vmac_update((uint8_t *)pdx_to_page(sidx * PDX_GROUP_COUNT), | ^~~~~~~~~~~ /home/abuild/rpmbuild/BUILD/xen-4.14.1-testing/xen/include/crypto/vmac.h:143:21: note: referencing argument 1 of type 'unsigned char *' 143 | #define vmac_update vhash_update tboot.c:328:5: note: in expansion of macro 'vmac_update' 328 | vmac_update((uint8_t *)pdx_to_page(sidx * PDX_GROUP_COUNT), | ^~~~~~~~~~~ /home/abuild/rpmbuild/BUILD/xen-4.14.1-testing/xen/include/crypto/vmac.h:145:6: note: in a call to function 'vhash_update' 145 | void vhash_update(unsigned char m[], | ^~~~~~~~~~~~ INIT_O bzimage.init.o In file included from /home/abuild/rpmbuild/BUILD/xen-4.14.1-testing/xen/include/xen/lib.h:22, from tboot.c:3: tboot.c: In function 'tboot_probe': /home/abuild/rpmbuild/BUILD/xen-4.14.1-testing/xen/include/xen/string.h:101:27: error: '__builtin_memcmp' specified bound 16 exceeds source size 0 [-Werror=stringop-overread] 101 | #define memcmp(s1, s2, n) __builtin_memcmp(s1, s2, n) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ tboot.c:105:10: note: in expansion of macro 'memcmp' 105 | if ( memcmp(&tboot_shared_uuid, (uuid_t *)tboot_shared, sizeof(uuid_t)) ) | ^~~~~~ For x86_emulate/x86_emulate.c x86_emulate/x86_emulate.c:728:26: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=] 728 | (ptr)[0 - PFX_BYTES] = ext < ext_8f08 ? 0xc4 : 0x8f; \ | ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ x86_emulate/x86_emulate.c:736:9: note: in expansion of macro 'copy_VEX' 736 | copy_VEX(ptr, vex); \ | ^~~~~~~~ --- trunk.orig/tools/libs/foreignmemory/private.h 2021-03-05 12:35:57.802022411 +0100 +++ trunk/tools/libs/foreignmemory/private.h 2021-03-05 12:39:34.022154265 +0100 @@ -29,6 +29,9 @@ struct xenforeignmemory_handle { int osdep_xenforeignmemory_open(xenforeignmemory_handle *fmem); int osdep_xenforeignmemory_close(xenforeignmemory_handle *fmem); +#if __GNUC__ >= 11 +#pragma GCC diagnostic ignored "-Wvla-parameter" +#endif void *osdep_xenforeignmemory_map(xenforeignmemory_handle *fmem, uint32_t dom, void *addr, int prot, int flags, size_t num, --- trunk.orig/xen/arch/x86/mpparse.c 2021-03-05 12:35:57.802022411 +0100 +++ trunk/xen/arch/x86/mpparse.c 2021-03-05 12:39:34.022154265 +0100 @@ -709,6 +709,9 @@ static int __init smp_scan_config (unsig return 0; } +#if __GNUC__ >= 11 +#pragma GCC diagnostic ignored "-Wstringop-overread" +#endif static void __init efi_check_config(void) { struct intel_mp_floating *mpf; --- trunk.orig/xen/arch/x86/tboot.c 2021-03-05 12:35:57.802022411 +0100 +++ trunk/xen/arch/x86/tboot.c 2021-03-05 12:39:34.022154265 +0100 @@ -89,6 +89,9 @@ static void __init tboot_copy_memory(uns } } +#if __GNUC__ >= 11 +#pragma GCC diagnostic ignored "-Wstringop-overread" +#endif void __init tboot_probe(void) { tboot_shared_t *tboot_shared; @@ -306,6 +309,9 @@ static void tboot_gen_xenheap_integrity( memset(&ctx, 0, sizeof(ctx)); } +#if __GNUC__ >= 11 +#pragma GCC diagnostic ignored "-Wstringop-overflow=" +#endif static void tboot_gen_frametable_integrity(const uint8_t key[TB_KEY_SIZE], vmac_t *mac) { --- trunk.orig/xen/arch/x86/x86_emulate/x86_emulate.c 2021-03-05 12:35:57.802022411 +0100 +++ trunk/xen/arch/x86/x86_emulate/x86_emulate.c 2021-03-05 12:39:34.022154265 +0100 @@ -722,6 +722,9 @@ union vex { buf_ + 3; \ }) +#if __GNUC__ >= 11 +#pragma GCC diagnostic ignored "-Wstringop-overflow=" +#endif #define copy_VEX(ptr, vex) ({ \ if ( !mode_64bit() ) \ (vex).reg |= 8; \
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