> > > > > > It also works when I build natively using just configure && make. > > > Could be > > something in the configure flags. > > > Looking back at it, if the vanilla compiler doesn't support neon I > > > can see the test failing. But fixing it means Turning on neon and > > > then turning it > > off after the include. Which makes the test do too many things. > > > > What are your configure flags? > > Can you can&paste the command line used to compile the testcase (from > > gcc.log) ? >
Ah, Richard pointed out to me that the difference is in "soft" abi, I was only testing Softfp and hard. I'll write a new testcase that should work for all. Thanks > They are: > > Schedule of variations: > arm-eabi-aem/-marm/-march=armv7-a/-mfpu=vfpv3-d16/-mfloat- > abi=softfp > arm-eabi-aem/-mthumb/-march=armv8-a/-mfpu=crypto-neon-fp-armv8/- > mfloat-abi=hard > > > /build-arm-none-eabi/obj/gcc2/gcc/xgcc -B/build-arm-none- > eabi/obj/gcc2/gcc/ > /src/gcc/gcc/testsuite/gcc.target/arm/pragma_fpu_attribute_2.c -marm - > march=armv7-a -mfpu=vfpv3-d16 -mfloat-abi=softfp -fno-diagnostics-show- > caret -fdiagnostics-color=never -ansi -pedantic-errors -std=gnu99 -ffat-lto- > objects -S -specs=aprofile-validation.specs -Wa,-mno-warn-deprecated -o > pragma_fpu_attribute_2.s > > /build-arm-none-eabi/obj/gcc2/gcc/xgcc -B/build-arm-none- > eabi/obj/gcc2/gcc/ > /src/gcc/gcc/testsuite/gcc.target/arm/pragma_fpu_attribute.c -marm - > march=armv7-a -mfpu=vfpv3-d16 -mfloat-abi=softfp -fno-diagnostics-show- > caret -fdiagnostics-color=never -ansi -pedantic-errors -std=gnu99 -ffat-lto- > objects -S -specs=aprofile-validation.specs -Wa,-mno-warn-deprecated -o > pragma_fpu_attribute.s > > /build-arm-none-eabi/obj/gcc2/gcc/xgcc -B/build-arm-none- > eabi/obj/gcc2/gcc/ > /src/gcc/gcc/testsuite/gcc.target/arm/pragma_fpu_attribute_2.c -mthumb - > march=armv8-a -mfpu=crypto-neon-fp-armv8 -mfloat-abi=hard -fno- > diagnostics-show-caret -fdiagnostics-color=never -ansi -pedantic-errors - > std=gnu99 -ffat-lto-objects -S -specs=aprofile-validation.specs -Wa,-mno- > warn-deprecated -o pragma_fpu_attribute_2.s > > /build-arm-none-eabi/obj/gcc2/gcc/xgcc -B/build-arm-none- > eabi/obj/gcc2/gcc/ > /src/gcc/gcc/testsuite/gcc.target/arm/pragma_fpu_attribute.c -mthumb - > march=armv8-a -mfpu=crypto-neon-fp-armv8 -mfloat-abi=hard -fno- > diagnostics-show-caret -fdiagnostics-color=never -ansi -pedantic-errors - > std=gnu99 -ffat-lto-objects -S -specs=aprofile-validation.specs -Wa,-mno- > warn-deprecated -o pragma_fpu_attribute.s > > It's also weird that you only see one of the testcases failing. > The pragma_fpu_attribute.c and pragma_fpu_attribute_2.c should have the > exact same issues. > > > > > Thanks > > > > > > > > I will try to think of a testcase that doesn't require neon, if I > > > can't I'll just > > remove the tests. > > > They weren't being tested before and if there's no way to reliably > > > test changing fpu options on ARM Then there's no point having them. > > > > > > > Yes, that's becoming way too complex for the purpose :( > > I think I can do one using the fmla instructions. So will try that next. > > > > > > Thanks, > > > Tamar > > > > > >> > > >> Christophe
