https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101971
Bug ID: 101971
Summary: M68k: ICE: Tried to convert PC relative branch to
absolute jump
Product: gcc
Version: 9.3.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: giulio.benetti at benettiengineering dot com
Target Milestone: ---
When building package bullet on buildroot we get this error:
'''
libtool: compile:
/home/giuliobenetti/br_reproduce/b92980a563fe7ee331e70f288ce041be0bf29d40/output/host/bin/m68k-linux-g++
-DHAVE_CONFIG_H -I. -std=c++11 -I.. -g -I../others -fPIC -O3 -I../headers
-DCURL_STATICLIB
-I/home/giuliobenetti/br_reproduce/b92980a563fe7ee331e70f288ce041be0bf29d40/output/host/m68k-buildroot-uclinux-uclibc/sysroot/usr/bin/../../usr/include
-DWITH_CURL_SSLVERSION_TLSv1_2 -DWITH_CURL
-I/home/giuliobenetti/br_reproduce/b92980a563fe7ee331e70f288ce041be0bf29d40/output/host/m68k-buildroot-uclinux-uclibc/sysroot/usr/bin/../../usr/include
-DPCRE_STATIC
-I/home/giuliobenetti/br_reproduce/b92980a563fe7ee331e70f288ce041be0bf29d40/output/host/m68k-buildroot-uclinux-uclibc/sysroot/usr/bin/../../usr/include/libxml2
-DWITH_LIBXML2 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -g0
-fno-dwarf2-cfi-asm -Wl,-elf2flt -fno-dwarf2-cfi-asm -Wl,-elf2flt -c
variables/xml.cc -o variables/libmodsecurity_la-xml.o
/tmp/ccU6wDwq.s: Assembler messages:
/tmp/ccU6wDwq.s: Fatal error: Tried to convert PC relative branch to absolute
jump
make[5]: *** [Makefile:1886: parser/libmodsecurity_la-seclang-scanner.lo] Error
1
make[5]: *** Waiting for unfinished jobs....
/tmp/cckb1Yg3.s: Assembler messages:
/tmp/cckb1Yg3.s: Fatal error: Tried to convert PC relative branch to absolute
jump
make[5]: *** [Makefile:1879: parser/libmodsecurity_la-seclang-parser.lo] Error
1
make[4]: *** [Makefile:3282: all-recursive] Error 1
make[3]: *** [Makefile:1033: all] Error 2
make[2]: *** [Makefile:1032: all-recursive] Error 1
make[1]: *** [package/pkg-generic.mk:270:
/home/giuliobenetti/br_reproduce/b92980a563fe7ee331e70f288ce041be0bf29d40/output/build/libmodsecurity-3.0.5/.stamp_built]
Error 2
make: *** [Makefile:23: _all] Error 2
'''
To reproduce it:
'''
# git clone git://git.busybox.net/buildroot
# wget https://git.busybox.net/buildroot-test/tree/utils/br-reproduce-build
- modify BASE_GIT=... with your buildroot path in br-reproduce-build then:
# chmod a+x br-reproduce-build
# ./br-reproduce-build b92980a563fe7ee331e70f288ce041be0bf29d40
'''
