Error Compiling, Impossible Assembly Constraints

[jegentile]

Using pycoral's build.sh

Compile command:
/usr/bin/arm-linux-gnueabihf-gcc -fPIC -U_FORTIFY_SOURCE -fstack-protector -Wall -Wunused-but-set-parameter -Wno-free-nonheap-object -fno-omit-frame-pointer '-march=armv7-a' '-mfpu=neon-vfpv4' -g0 -O3 -DNDEBUG '-D_FORTIFY_SOURCE=2' -ffunction-sections -fdata-sections -funsafe-math-optimizations -ftree-vectorize '-std=c++14' -MD -MF bazel-out/armv7a-opt/bin/external/ruy/ruy/_objs/pack_arm/pack_arm.d '-frandom-seed=bazel-out/armv7a-opt/bin/external/ruy/ruy/_objs/pack_arm/pack_arm.o' -iquote external/ruy -iquote bazel-out/armv7a-opt/bin/external/ruy -iquote external/cpuinfo -iquote bazel-out/armv7a-opt/bin/external/cpuinfo -iquote external/clog -iquote bazel-out/armv7a-opt/bin/external/clog -Ibazel-out/armv7a-opt/bin/external/cpuinfo/_virtual_includes/cpuinfo -Ibazel-out/armv7a-opt/bin/external/clog/_virtual_includes/clog '-DNPY_NO_DEPRECATED_API=NPY_1_7_API_VERSION' '-ffp-contract=off' -Wall -Wextra -Wc++14-compat -Wundef '-mfpu=neon' -O3 -no-canonical-prefixes -fno-canonical-system-headers -Wno-builtin-macro-redefined '-D__DATE__="redacted"' '-D__TIMESTAMP__="redacted"' '-D__TIME__="redacted"' -c external/ruy/ruy/pack_arm.cc -o bazel-out/armv7a-opt/bin/external/ruy/ruy/_objs/pack_arm/pack_arm.o)
Error:
external/ruy/ruy/pack_arm.cc:469:72: error: 'asm' operand has impossible constraints
(line) 469 | "q4", "q5", "q6", "q7", "q8", "q9", "q10", "q11", "q12", "q13");

[selfisekai]

+1 from chromium m124

ninja: job failed: g++ -MD -MF obj/third_party/ruy/ruy_pack_arm/pack_arm.o.d -DUSE_UDEV -DUSE_AURA=1 -DUSE_GLIB=1 -DUSE_OZONE=1 -DOFFICIAL_BUILD -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D_FORTIFY_SOURCE=2 -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -DNO_UNWIND_TABLES -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_NONE -DNDEBUG -DNVALGRIND -DDYNAMIC_ANNOTATIONS_ENABLED=0 -I../.. -Igen -I../../third_party/ruy/src -Wno-psabi -Wno-unused-local-typedefs -Wno-maybe-uninitialized -Wno-deprecated-declarations -Wno-comments -Wno-packed-not-aligned -Wno-missing-field-initializers -Wno-unused-parameter -Wno-psabi -fno-ident -fno-strict-aliasing -fstack-protector -fno-unwind-tables -fno-asynchronous-unwind-tables -fPIC -pipe -pthread -march=armv7-a -mfloat-abi=hard -mfpu=neon -mthumb -O2 -fdata-sections -ffunction-sections -fno-math-errno -fno-omit-frame-pointer -g0 -fvisibility=hidden -Wno-inline-asm -Wno-narrowing -Wno-class-memaccess -std=gnu++2a -fno-exceptions -fno-rtti -fvisibility-inlines-hidden  -D__DATE__=  -D__TIME__=  -D__TIMESTAMP__= -Os  -Wformat -Werror=format-security  -D_LIBCPP_ENABLE_THREAD_SAFETY_ANNOTATIONS=1 -D_LIBCPP_ENABLE_HARDENED_MODE=1  -O2 -Wno-builtin-macro-redefined -Wno-deprecated-declarations -Wno-invalid-constexpr -c ../../third_party/ruy/src/ruy/pack_arm.cc -o obj/third_party/ruy/ruy_pack_arm/pack_arm.o
../../third_party/ruy/src/ruy/pack_arm.cc: In function 'void ruy::Pack8bitColMajorForNeon4Cols(const PackParams8bit&)':
../../third_party/ruy/src/ruy/pack_arm.cc:264:3: error: 'asm' operand has impossible constraints
  264 |   asm volatile(
      |   ^~~
At global scope:
cc1plus: note: unrecognized command-line option '-Wno-inline-asm' may have been intended to silence earlier diagnostics
ninja: subcommand failed

[selfisekai]

oh, this is specific to gcc and to armv7, not happening on aarch64 (did not try armhf), or if using clang