https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94555
Bug ID: 94555
Summary: [10 regression] ICE compiling gfortran.dg/substr_6.f90
after r10-7665
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: other
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at linux dot vnet.ibm.com
Target Milestone: ---
g:33c45e51b4914008064d9b77f2c1fc0eea1ad060, r10-7665
FAIL: gfortran.dg/substr_6.f90 -O3 -g (internal compiler error)
FAIL: gfortran.dg/substr_6.f90 -O3 -g (test for excess errors)
spawn -ignore SIGHUP
/home/seurer/gcc/git/build/gcc-test2/gcc/testsuite/gfortran/../../gfortran
-B/home/seurer/gcc/git/build/gcc-test2/gcc/testsuite/gfortran/../../
-B/home/seurer/gcc/git/build/gcc-test2/powerpc64-unknown-linux-gnu/./libgfortran/
/home/seurer/gcc/git/gcc-test2/gcc/testsuite/gfortran.dg/substr_6.f90
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never -fdiagnostics-urls=never -O3 -g -std=legacy
-B/home/seurer/gcc/git/build/gcc-test2/powerpc64-unknown-linux-gnu/./libgfortran/.libs
-L/home/seurer/gcc/git/build/gcc-test2/powerpc64-unknown-linux-gnu/./libgfortran/.libs
-L/home/seurer/gcc/git/build/gcc-test2/powerpc64-unknown-linux-gnu/./libgfortran/.libs
-L/home/seurer/gcc/git/build/gcc-test2/powerpc64-unknown-linux-gnu/./libatomic/.libs
-B/home/seurer/gcc/git/build/gcc-test2/powerpc64-unknown-linux-gnu/./libquadmath/.libs
-L/home/seurer/gcc/git/build/gcc-test2/powerpc64-unknown-linux-gnu/./libquadmath/.libs
-L/home/seurer/gcc/git/build/gcc-test2/powerpc64-unknown-linux-gnu/./libquadmath/.libs
-lm -o ./substr_6.exe
during RTL pass: vartrack
/home/seurer/gcc/git/gcc-test2/gcc/testsuite/gfortran.dg/substr_6.f90:23:0:
internal compiler error: in vt_expand_var_loc_chain, at var-tracking.c:8355
0x10ff46cf vt_expand_var_loc_chain
/home/seurer/gcc/git/gcc-test2/gcc/var-tracking.c:8355
0x10ff46cf vt_expand_loc_callback
/home/seurer/gcc/git/gcc-test2/gcc/var-tracking.c:8551
0x10590027 cselib_expand_value_rtx_1
/home/seurer/gcc/git/gcc-test2/gcc/cselib.c:1880
0x105931c7 cselib_expand_value_rtx_cb(rtx_def*, bitmap_head*, int, rtx_def*
(*)(rtx_def*, bitmap_head*, int, void*), void*)
/home/seurer/gcc/git/gcc-test2/gcc/cselib.c:1727
0x10ff3a1f vt_expand_loc_callback
/home/seurer/gcc/git/gcc-test2/gcc/var-tracking.c:8485
0x10590253 cselib_expand_value_rtx_1
/home/seurer/gcc/git/gcc-test2/gcc/cselib.c:1845
0x105931c7 cselib_expand_value_rtx_cb(rtx_def*, bitmap_head*, int, rtx_def*
(*)(rtx_def*, bitmap_head*, int, void*), void*)
/home/seurer/gcc/git/gcc-test2/gcc/cselib.c:1727
0x10ff409b vt_expand_var_loc_chain
/home/seurer/gcc/git/gcc-test2/gcc/var-tracking.c:8388
0x10ff409b vt_expand_loc_callback
/home/seurer/gcc/git/gcc-test2/gcc/var-tracking.c:8551
0x10590027 cselib_expand_value_rtx_1
/home/seurer/gcc/git/gcc-test2/gcc/cselib.c:1880
0x105931c7 cselib_expand_value_rtx_cb(rtx_def*, bitmap_head*, int, rtx_def*
(*)(rtx_def*, bitmap_head*, int, void*), void*)
/home/seurer/gcc/git/gcc-test2/gcc/cselib.c:1727
0x10ff409b vt_expand_var_loc_chain
/home/seurer/gcc/git/gcc-test2/gcc/var-tracking.c:8388
0x10ff409b vt_expand_loc_callback
/home/seurer/gcc/git/gcc-test2/gcc/var-tracking.c:8551
0x10590027 cselib_expand_value_rtx_1
/home/seurer/gcc/git/gcc-test2/gcc/cselib.c:1880
0x1058fe77 cselib_expand_value_rtx_1
/home/seurer/gcc/git/gcc-test2/gcc/cselib.c:1919
0x1058fe77 cselib_expand_value_rtx_1
/home/seurer/gcc/git/gcc-test2/gcc/cselib.c:1919
0x1058fe77 cselib_expand_value_rtx_1
/home/seurer/gcc/git/gcc-test2/gcc/cselib.c:1919
0x105931c7 cselib_expand_value_rtx_cb(rtx_def*, bitmap_head*, int, rtx_def*
(*)(rtx_def*, bitmap_head*, int, void*), void*)
/home/seurer/gcc/git/gcc-test2/gcc/cselib.c:1727
0x10ff409b vt_expand_var_loc_chain
/home/seurer/gcc/git/gcc-test2/gcc/var-tracking.c:8388
0x10ff409b vt_expand_loc_callback
/home/seurer/gcc/git/gcc-test2/gcc/var-tracking.c:8551
