https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96911
Bug ID: 96911 Summary: bug with Intrinsic shifta/shiftl/shiftr Product: gcc Version: 10.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee: unassigned at gcc dot gnu.org Reporter: zhen...@compiler-dev.com Target Milestone: --- Dealing with Intrinsic shifta/shiftl/shiftr, gfortran refuses proper numbers in the code below and throws "Error: Integer too big for its kind". The code is checked with ifort. -------code---------- program test print *, shifta(-128_1, 1); print *, shifta(-32768_2, 1); print *, shifta(-2147483648_4, 1); print *, shifta(-9223372036854775808_8, 1); print *, shiftl(-128_1, 1); print *, shiftl(-32768_2, 1); print *, shiftl(-2147483648_4, 1); print *, shiftl(-9223372036854775808_8, 1); print *, shiftr(-128_1, 1); print *, shiftr(-32768_2, 1); print *, shiftr(-2147483648_4, 1); print *, shiftr(-9223372036854775808_8, 1); end ----------------------