#as: #objdump: -dw #name: i386 CLWB insns #source: clwb.s .*: +file format .* Disassembly of section \.text: 00000000 <_start>: [ ]*[a-f0-9]+:[ ]*66 0f ae 31[ ]*clwb \(%ecx\) [ ]*[a-f0-9]+:[ ]*66 0f ae b4 f4 c0 1d fe ff[ ]*clwb -0x1e240\(%esp,%esi,8\) [ ]*[a-f0-9]+:[ ]*66 0f ae 31[ ]*clwb \(%ecx\) [ ]*[a-f0-9]+:[ ]*66 0f ae b4 f4 c0 1d fe ff[ ]*clwb -0x1e240\(%esp,%esi,8\) #pass