From 13c9c48599ebc8ad2f3a1fb9f672740219cd3841 Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Wed, 11 Dec 2019 13:32:25 +1030 Subject: bfd signed overflow fixes Aimed at quietening ubsan. include/ * opcode/mmix.h (PUSHGO_INSN_BYTE): Make unsigned. (GO_INSN_BYTE, SETL_INSN_BYTE, INCML_INSN_BYTE, INCMH_INSN_BYTE), (INCH_INSN_BYTE, SWYM_INSN_BYTE, JMP_INSN_BYTE): Likewise. bfd/ * elf32-rx.c (elf32_rx_relax_section): Avoid signed overflow. * libaout.h (N_SET_INFO, N_SET_FLAGS): Likewise. * netbsd.h (write_object_contents): Likewise. * elf32-arm.c (bfd_elf32_arm_vfp11_erratum_scan): Likewise. * libhppa.h (HPPA_R_CONSTANT): Don't signed extend with shifts. (stm32l4xx_create_replacing_stub_vldm): Don't truncate high bits with shifts. * elf32-nds32.h (R_NDS32_RELAX_ENTRY_DISABLE_RELAX_FLAG): Define using 1u shifted left. Ditto for other macros. * mmo.c (LOP): Make unsigned. --- bfd/mmo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'bfd/mmo.c') diff --git a/bfd/mmo.c b/bfd/mmo.c index 736ee4b..d175bef 100644 --- a/bfd/mmo.c +++ b/bfd/mmo.c @@ -207,7 +207,7 @@ EXAMPLE #include "elf/mmix.h" #include "opcode/mmix.h" -#define LOP 0x98 +#define LOP 0x98u #define LOP_QUOTE 0 #define LOP_LOC 1 #define LOP_SKIP 2 -- cgit v1.1