https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63427
Bug ID: 63427
Summary: hwint.h:250:29: runtime error: shift exponent 64 is
too large for 64-bit type 'long int'
Product: gcc
Version: 5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: trippels at gcc dot gnu.org
CC: zadeck at gcc dot gnu.org
Blocks: 63426
gcc build with "-fsanitize=undefined" hits the following issue
when compiling testsuite/gfortran.dg/integer_exponentiation_5.F90:
markus@x4 gfortran %
/var/tmp/gcc_build_dir_/gcc/testsuite/gfortran/../../gfortran
-B/var/tmp/gcc_build_dir_/gcc/testsuite/gfortran/../../
-B/var/tmp/gcc_build_dir_/x86_64-unknown-linux-gnu/./libgfortran/
/var/tmp/gcc/gcc/testsuite/gfortran.dg/integer_exponentiation_5.F90
-fno-diagnostics-show-caret -fdiagnostics-color=never -O0 -fno-range-check
-B/var/tmp/gcc_build_dir_/x86_64-unknown-linux-gnu/./libgfortran/.libs
-L/var/tmp/gcc_build_dir_/x86_64-unknown-linux-gnu/./libgfortran/.libs
-L/var/tmp/gcc_build_dir_/x86_64-unknown-linux-gnu/./libgfortran/.libs
-B/var/tmp/gcc_build_dir_/x86_64-unknown-linux-gnu/./libquadmath/.libs
-L/var/tmp/gcc_build_dir_/x86_64-unknown-linux-gnu/./libquadmath/.libs
-L/var/tmp/gcc_build_dir_/x86_64-unknown-linux-gnu/./libquadmath/.libs -lm
-o ./integer_exponentiation_5.exe
../../gcc/gcc/hwint.h:250:19: runtime error: shift exponent 64 is too large for
64-bit type 'long int'
../../gcc/gcc/hwint.h:250:29: runtime error: shift exponent 64 is too large for
64-bit type 'long int'
