[Bug testsuite/88639] FAIL: gfortran.dg/ieee/ieee_10.f90 -O0 (test for excess errors)

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88639

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2018-12-30
     Ever confirmed|0                           |1

--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> ---
[hjl@gnu-cfl-1 gcc]$ make check-fortran RUNTESTFLAGS="ieee.exp=ieee_10.f90"
rm -rf testsuite/gfortran-parallel
make[1]: Entering directory
'/export/build/gnu/tools-build/gcc/build-x86_64-linux/gcc'
(rootme=`${PWDCMD-pwd}`; export rootme; \
srcdir=`cd /export/gnu/import/git/sources/gcc/gcc; ${PWDCMD-pwd}` ; export
srcdir ; \
if [ -n "" ] \
   && [ -n "$GCC_RUNTEST_PARALLELIZE_DIR" ] \
   && [ -f testsuite/gfortran-parallel/finished ]; then \
  rm -rf testsuite/gfortran; \
else \
  cd testsuite/gfortran; \
  rm -f tmp-site.exp; \
  sed '/set tmpdir/ s|testsuite$|testsuite/gfortran|' \
        < ../../site.exp > tmp-site.exp; \
  /bin/sh ${srcdir}/../move-if-change tmp-site.exp site.exp; \
  EXPECT=`if [ -f ${rootme}/../expect/expect ] ; then echo
${rootme}/../expect/expect ; else echo expect ; fi` ; export EXPECT ; \
  if [ -f ${rootme}/../expect/expect ] ; then  \
    TCL_LIBRARY=`cd .. ; cd ${srcdir}/../tcl/library ; ${PWDCMD-pwd}` ; \
    export TCL_LIBRARY ; \
  fi ; \
  `if [ -f ${srcdir}/../dejagnu/runtest ] ; then echo
${srcdir}/../dejagnu/runtest ; else echo runtest; fi` --tool gfortran
ieee.exp=ieee_10.f90; \
  if [ -n "$GCC_RUNTEST_PARALLELIZE_DIR" ] ; then \
    touch ${rootme}/testsuite/gfortran-parallel/finished; \
  fi ; \
fi )
WARNING: Couldn't find the global config file.
Test run by hjl on Sun Dec 30 09:11:46 2018
Native configuration is x86_64-pc-linux-gnu

                === gfortran tests ===

Schedule of variations:
    unix

Running target unix
Using /usr/share/dejagnu/baseboards/unix.exp as board description file for
target.
Using /usr/share/dejagnu/config/unix.exp as generic interface file for target.
Using /export/gnu/import/git/sources/gcc/gcc/testsuite/config/default.exp as
tool-and-target-specific interface file.
Running
/export/gnu/import/git/sources/gcc/gcc/testsuite/gfortran.dg/ieee/ieee.exp ...
FAIL: gfortran.dg/ieee/ieee_10.f90   -O0  (test for excess errors)
FAIL: gfortran.dg/ieee/ieee_10.f90   -O1  (test for excess errors)
FAIL: gfortran.dg/ieee/ieee_10.f90   -O2  (test for excess errors)
FAIL: gfortran.dg/ieee/ieee_10.f90   -O3 -fomit-frame-pointer -funroll-loops
-fpeel-loops -ftracer -finline-functions  (test for excess errors)
FAIL: gfortran.dg/ieee/ieee_10.f90   -O3 -g  (test for excess errors)
FAIL: gfortran.dg/ieee/ieee_10.f90   -Os  (test for excess errors)

                === gfortran Summary ===

# of unexpected failures        6
# of unresolved testcases       6
/export/build/gnu/tools-build/gcc/build-x86_64-linux/gcc/gfortran  version
9.0.0 20181230 (experimental) (GCC) 

make[1]: Leaving directory
'/export/build/gnu/tools-build/gcc/build-x86_64-linux/gcc'
[hjl@gnu-cfl-1 gcc]$
/export/build/gnu/tools-build/gcc/build-x86_64-linux/gcc/testsuite/gfortran/../../gfortran
-B/export/build/gnu/tools-build/gcc/build-x86_64-linux/gcc/testsuite/gfortran/../../
-B/export/build/gnu/tools-build/gcc/build-x86_64-linux/x86_64-pc-linux-gnu/./libgfortran/
/export/gnu/import/git/sources/gcc/gcc/testsuite/gfortran.dg/ieee/ieee_10.f90
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never -Os -ffpe-trap=overflow,invalid
-B/export/build/gnu/tools-build/gcc/build-x86_64-linux/x86_64-pc-linux-gnu/./libgfortran/.libs
-L/export/build/gnu/tools-build/gcc/build-x86_64-linux/x86_64-pc-linux-gnu/./libgfortran/.libs
-L/export/build/gnu/tools-build/gcc/build-x86_64-linux/x86_64-pc-linux-gnu/./libgfortran/.libs
-L/export/build/gnu/tools-build/gcc/build-x86_64-linux/x86_64-pc-linux-gnu/./libatomic/.libs
-B/export/build/gnu/tools-build/gcc/build-x86_64-linux/x86_64-pc-linux-gnu/./libquadmath/.libs
-L/export/build/gnu/tools-build/gcc/build-x86_64-linux/x86_64-pc-linux-gnu/./libquadmath/.libs
-L/export/build/gnu/tools-build/gcc/build-x86_64-linux/x86_64-pc-linux-gnu/./libquadmath/.libs
-lm -o ./ieee_10.exe
/export/gnu/import/git/sources/gcc/gcc/testsuite/gfortran.dg/ieee/ieee_10.f90:5:7:
Fatal Error: Can't open module file \u2018ieee_arithmetic.mod\u2019 for reading
at (1): No such file or directory
compilation terminated.
[hjl@gnu-cfl-1 gcc]$ 

How can gfortran find ieee_arithmetic.mod which is in

/export/build/gnu/tools-build/gcc/build-x86_64-linux/x86_64-pc-linux-gnu/./libgfortran/ieee_arithmetic.mod