tests/heapalloc_str: Test no-replacement case for str.replace().
tests/heapalloc_str: Test no-replacement case for str.replace().

MrSurly/micropython-esp32,henriknelson/micropython,kerneltask/micropython,MrSurly/micropython,deshipu/micropython,infinnovation/micropython,selste/micropython,pozetroninc/micropython,chrisdearman/micropython,adafruit/circuitpython,tobbad/micropython,hiway/micropython,HenrikSolver/micropython,MrSurly/micropython,HenrikSolver/micropython,AriZuu/micropython,swegener/micropython,chrisdearman/micropython,tobbad/micropython,AriZuu/micropython,hiway/micropython,hiway/micropython,TDAbboud/micropython,blazewicz/micropython,puuu/micropython,oopy/micropython,micropython/micropython-esp32,SHA2017-badge/micropython-esp32,cwyark/micropython,kerneltask/micropython,torwag/micropython,lowRISC/micropython,bvernoux/micropython,puuu/micropython,lowRISC/micropython,adafruit/micropython,HenrikSolver/micropython,pramasoul/micropython,tobbad/micropython,dmazzella/micropython,oopy/micropython,tobbad/micropython,HenrikSolver/micropython,pfalcon/micropython,swegener/micropython,dmazzella/micropython,torwag/micropython,lowRISC/micropython,hiway/micropython,micropython/micropython-esp32,lowRISC/micropython,swegener/micropython,pozetroninc/micropython,alex-robbins/micropython,adafruit/micropython,TDAbboud/micropython,pfalcon/micropython,deshipu/micropython,henriknelson/micropython,MrSurly/micropython,ryannathans/micropython,SHA2017-badge/micropython-esp32,henriknelson/micropython,infinnovation/micropython,pozetroninc/micropython,swegener/micropython,MrSurly/micropython-esp32,trezor/micropython,Peetz0r/micropython-esp32,infinnovation/micropython,AriZuu/micropython,tralamazza/micropython,dmazzella/micropython,alex-robbins/micropython,deshipu/micropython,lowRISC/micropython,torwag/micropython,Peetz0r/micropython-esp32,cwyark/micropython,oopy/micropython,tralamazza/micropython,tralamazza/micropython,hiway/micropython,adafruit/micropython,ryannathans/micropython,selste/micropython,puuu/micropython,toolmacher/micropython,ryannathans/micropython,pozetroninc/micropython,MrSurly/micropython-esp32,AriZuu/micropython,puuu/micropython,cwyark/micropython,blazewicz/micropython,Peetz0r/micropython-esp32,toolmacher/micropython,blazewicz/micropython,selste/micropython,MrSurly/micropython,alex-robbins/micropython,pfalcon/micropython,adafruit/circuitpython,kerneltask/micropython,deshipu/micropython,cwyark/micropython,cwyark/micropython,adafruit/circuitpython,adafruit/circuitpython,adafruit/circuitpython,SHA2017-badge/micropython-esp32,toolmacher/micropython,blazewicz/micropython,tobbad/micropython,Peetz0r/micropython-esp32,PappaPeppar/micropython,adafruit/micropython,alex-robbins/micropython,bvernoux/micropython,blazewicz/micropython,infinnovation/micropython,ryannathans/micropython,bvernoux/micropython,swegener/micropython,Timmenem/micropython,TDAbboud/micropython,dmazzella/micropython,deshipu/micropython,pramasoul/micropython,alex-robbins/micropython,PappaPeppar/micropython,TDAbboud/micropython,MrSurly/micropython-esp32,torwag/micropython,kerneltask/micropython,trezor/micropython,selste/micropython,HenrikSolver/micropython,Timmenem/micropython,oopy/micropython,toolmacher/micropython,MrSurly/micropython-esp32,trezor/micropython,tralamazza/micropython,micropython/micropython-esp32,chrisdearman/micropython,pfalcon/micropython,ryannathans/micropython,oopy/micropython,pfalcon/micropython,trezor/micropython,Timmenem/micropython,chrisdearman/micropython,bvernoux/micropython,adafruit/micropython,puuu/micropython,Timmenem/micropython,micropython/micropython-esp32,selste/micropython,AriZuu/micropython,SHA2017-badge/micropython-esp32,TDAbboud/micropython,MrSurly/micropython,kerneltask/micropython,pramasoul/micropython,pramasoul/micropython,bvernoux/micropython,pramasoul/micropython,trezor/micropython,henriknelson/micropython,pozetroninc/micropython,micropython/micropython-esp32,PappaPeppar/micropython,henriknelson/micropython,toolmacher/micropython,Peetz0r/micropython-esp32,chrisdearman/micropython,PappaPeppar/micropython,infinnovation/micropython,SHA2017-badge/micropython-esp32,Timmenem/micropython,torwag/micropython,PappaPeppar/micropython,adafruit/circuitpython