https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101016
Bug ID: 101016 Summary: Arm: vld1q polymorphic variants failing with __ARM_undef undefined reference error during linking. Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: sripar01 at gcc dot gnu.org Target Milestone: --- The following testcase test.c is failing with undefined reference to `__ARM_undef' at linking. $cat test.c #include "arm_mve.h" void fn1() { uint32_t orgOffsetArray[1]; vld1q(orgOffsetArray); } $arm-none-eabi-gcc test.c -mcpu=cortex-m55 -mfloat-abi=hard --specs=rdimon.specs /media/sripar01/2tb_work/CDE/build-arm-none-eabi/install/lib/gcc/arm-none-eabi/12.0.0/../../../../arm-none-eabi/bin/ld: /media/sripar01/2tb_work/CDE/build-arm-none-eabi/install/lib/gcc/arm-none-eabi/12.0.0/../../../../arm-none-eabi/lib/thumb/v8-m.main+dp/hard/rdimon-crt0.o: in function `_mainCRTStartup': /media/sripar01/2tb_work/CDE/src/newlib-cygwin/libgloss/arm/crt0.S:545: undefined reference to `main' /media/sripar01/2tb_work/CDE/build-arm-none-eabi/install/lib/gcc/arm-none-eabi/12.0.0/../../../../arm-none-eabi/bin/ld: /tmp/ccqfgEBM.o: in function `fn1': test.c:(.text+0x1c): undefined reference to `__ARM_undef' collect2: error: ld returned 1 exit status $arm-none-eabi-gcc -v Using built-in specs. COLLECT_GCC=/media/sripar01/2tb_work/CDE/build-arm-none-eabi/install/bin/arm-none-eabi-gcc COLLECT_LTO_WRAPPER=/media/sripar01/2tb_work/CDE/build-arm-none-eabi/install/libexec/gcc/arm-none-eabi/12.0.0/lto-wrapper Target: arm-none-eabi Configured with: /media/sripar01/2tb_work/CDE/src/gcc/configure --target=arm-none-eabi --prefix=/media/sripar01/2tb_work/CDE/build-arm-none-eabi/install// --with-gmp=/media/sripar01/2tb_work/CDE/build-arm-none-eabi/host-tools --with-mpfr=/media/sripar01/2tb_work/CDE/build-arm-none-eabi/host-tools --with-mpc=/media/sripar01/2tb_work/CDE/build-arm-none-eabi/host-tools --with-isl=/media/sripar01/2tb_work/CDE/build-arm-none-eabi/host-tools --disable-shared --disable-nls --disable-threads --disable-tls --enable-checking=yes --enable-languages=c,c++,fortran --with-newlib --with-multilib-list=rmprofile --with-pkgversion=unknown Thread model: single Supported LTO compression algorithms: zlib gcc version 12.0.0 20210608 (experimental) (unknown)