Using -Oline -j 72 W=1 redirect to /tmp/tmp.dWuKOuDbb3 and /tmp/tmp.JRAPXFGNN6 LLVM=1 cc=clang clang version 20.1.8 (Fedora 20.1.8-3.fc42) Tree base: ec79003c5f9d ("atm: atmtcp: Prevent arbitrary write in atmtcp_recv_control().") Baseline building the tree make[1]: Entering directory '/home/nipa/net/wt-0/build_clang' GEN Makefile # # configuration written to .config # make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang' SYNC include/config/auto.conf GEN Makefile GEN Makefile DESCEND objtool CALL ../scripts/checksyscalls.sh INSTALL libsubcmd_headers CC [M] drivers/net/ethernet/dlink/dl2k.o CC [M] drivers/net/dsa/b53/b53_common.o MODPOST Module.symvers Kernel: arch/x86/boot/bzImage is ready (#1280) CC [M] drivers/net/dsa/b53/b53_common.mod.o CC [M] drivers/net/ethernet/dlink/dl2k.mod.o LD [M] drivers/net/dsa/b53/b53_common.ko LD [M] drivers/net/ethernet/dlink/dl2k.ko Building the tree before the patch make[1]: Entering directory '/home/nipa/net/wt-0/build_clang' GEN Makefile # # configuration written to .config # make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang' SYNC include/config/auto.conf GEN Makefile GEN Makefile DESCEND objtool CALL ../scripts/checksyscalls.sh INSTALL libsubcmd_headers CC [M] drivers/net/ethernet/dlink/dl2k.o MODPOST Module.symvers Kernel: arch/x86/boot/bzImage is ready (#1280) CC [M] drivers/net/ethernet/dlink/dl2k.mod.o LD [M] drivers/net/ethernet/dlink/dl2k.ko Building the tree with the patch make[1]: Entering directory '/home/nipa/net/wt-0/build_clang' GEN Makefile # # configuration written to .config # make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang' SYNC include/config/auto.conf GEN Makefile GEN Makefile DESCEND objtool CALL ../scripts/checksyscalls.sh INSTALL libsubcmd_headers CC [M] drivers/net/ethernet/dlink/dl2k.o MODPOST Module.symvers Kernel: arch/x86/boot/bzImage is ready (#1280) CC [M] drivers/net/ethernet/dlink/dl2k.mod.o LD [M] drivers/net/ethernet/dlink/dl2k.ko