[...]
FAILED: host/obj/third_party/nasm/nasm/directbl.o 
/usr/local/libexec/ccache/cc -MMD -MF host/obj/third_party/nasm/nasm/directbl.o.d -DUSE_AURA=1 -DUSE_NSS_CERTS=1 -DUSE_OZONE=1 -DOFFICIAL_BUILD -DTOOLKIT_QT -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -DNO_UNWIND_TABLES -D_GNU_SOURCE -DNDEBUG -DNVALGRIND -DDYNAMIC_ANNOTATIONS_ENABLED=0 -DHAVE_CONFIG_H -Ihost/gen -I../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium -I../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium/third_party/nasm -I../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium/third_party/nasm/asm -I../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium/third_party/nasm/disasm -I../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium/third_party/nasm/include -I../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium/third_party/nasm/output -I../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium/third_party/nasm/x86 -fno-delete-null-pointer-checks -fno-strict-aliasing --param=ssp-buffer-size=4 -fstack-protector -Wno-unknown-argument -Wno-unknown-attributes -Wno-unknown-warning-option -Wno-unknown-pragmas -fno-unwind-tables -fno-asynchronous-unwind-tables -fPIC -pthread -fcolor-diagnostics -fmerge-all-constants -m64 -no-canonical-prefixes -O2 -fno-ident -fdata-sections -ffunction-sections -fno-omit-frame-pointer -g0 -fvisibility=hidden -Wheader-hygiene -Wstring-conversion -Wtautological-overlap-compare -Wall -Wno-unused-variable -Wno-missing-field-initializers -Wno-unused-parameter -Wno-c++11-narrowing -Wno-unneeded-internal-declaration -Wno-undefined-var-template -Wno-ignored-pragma-optimize -Wno-implicit-int-float-conversion -Wno-final-dtor-non-final-class -Wno-builtin-assume-aligned-alignment -Wno-deprecated-copy -Wno-thread-safety-analysis -Wno-thread-safety-attributes -Wno-unused-function -Wno-string-conversion -Wno-macro-redefined -Wno-sign-compare -Wno-nonnull -Wno-uninitialized -std=c11 -c ../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium/third_party/nasm/asm/directbl.c -o host/obj/third_party/nasm/nasm/directbl.o
In file included from ../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium/third_party/nasm/asm/directbl.c:6:
In file included from ../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium/third_party/nasm/asm/directiv.h:9:
In file included from ../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium/third_party/nasm/include/perfhash.h:37:
../../../../../qtwebengine-everywhere-src-6.2.2/src/3rdparty/chromium/third_party/nasm/include/compiler.h:249:21: error: static declaration of 'mempcpy' follows non-static declaration
static inline void *mempcpy(void *dst, const void *src, size_t n)
                    ^
/usr/include/string.h:70:7: note: previous declaration is here
void    *mempcpy(void * __restrict, const void * __restrict, size_t);
         ^
1 error generated.
[...]