https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86103
Bug ID: 86103
Summary: [9.0 Regression] ICE in in get_string_length, at
tree-ssa-strlen.c:653
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: juergen.reuter at desy dot de
Target Milestone: ---
Created attachment 44256
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44256&action=edit
Reproducer for the ICE.
I get an ICE in get_string_length, at tree-sea-strlen.c:653. Possibly a
duplicate of PR86089. The code that triggers the error is attached. r260633
still worked, r261388. The problem appears on Darwin17.6.0, High Sierra 10.13.5
with Xcode 9.4.
The ICE error message is:
$ gcc -DPACKAGE_NAME=\"WHIZARD\" -DPACKAGE_TARNAME=\"whizard\"
-DPACKAGE_VERSION=\"2.6.4\" "-DPACKAGE_STRING=\"WHIZARD 2.6.4\""
-DPACKAGE_BUGREPORT=\"\" -DPACKAGE_URL=\"\" -DPACKAGE=\"whizard\"
-DVERSION=\"2.6.4\" -DSTDC_HEADERS=1 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_STAT_H=1
-DHAVE_STDLIB_H=1 -DHAVE_STRING_H=1 -DHAVE_MEMORY_H=1 -DHAVE_STRINGS_H=1
-DHAVE_INTTYPES_H=1 -DHAVE_STDINT_H=1 -DHAVE_UNISTD_H=1 -DHAVE_DLFCN_H=1
-DLT_OBJDIR=\".libs/\" -DHAVE_QUADMATH_H=1 -DHAVE_DLFCN_H=1 -I. -I../../mcfio
-g -O2 -MT mcf_ntuBldDbinc.lo -MD -MP -MF .deps/mcf_ntuBldDbinc.Tpo -c
mcf_ntuBldDbinc.c -fno-common -DPIC -o .libs/mcf_ntuBldDbinc.o
during GIMPLE pass: strlen
mcf_ntuBldDbinc.c: In function 'mcf_ntubldRead':
mcf_ntuBldDbinc.c:475:6: internal compiler error: in get_string_length, at
tree-ssa-strlen.c:653
void mcf_ntubldRead(char* fname)
^~~~~~~~~~~~~~
libbacktrace could not find executable to open
