cc2538dk: Add -mno-thumb-interwork.
cc2538dk: Add -mno-thumb-interwork.

Cortex-M processors only support Thumb instructions (no ARM mode code).

Signed-off-by: Joakim Gebart <d097f2c6c8fee73e3ea75e1d62412e3886346faa@eistec.se>

roberthartung/RIOT,gbarnett/RIOT,RBartz/RIOT,yogo1212/RIOT,d00616/RIOT,kaspar030/RIOT,FrancescoErmini/RIOT,herrfz/RIOT-old,LudwigKnuepfer/RIOT,jfischer-phytec-iot/RIOT,robixnai/RIOT,rakendrathapa/RIOT,LudwigOrtmann/RIOT,chris-wood/RIOT,rfswarm/RIOT,roberthartung/RIOT,biboc/RIOT,l3nko/RIOT,EmuxEvans/RIOT,LudwigOrtmann/RIOT,roberthartung/RIOT,Ell-i/RIOT,asanka-code/RIOT,biboc/RIOT,tfar/RIOT,kbumsik/RIOT,thomaseichinger/RIOT,jfischer-phytec-iot/RIOT,d00616/RIOT,rfuentess/RIOT,malosek/RIOT,jremmert-phytec-iot/RIOT,jferreir/RIOT,aeneby/RIOT,changbiao/RIOT,chris-wood/RIOT,malosek/RIOT,rousselk/RIOT,ThanhVic/RIOT,sumanpanchal/RIOT,adjih/RIOT,miri64/RIOT,EmuxEvans/RIOT,d00616/RIOT,RIOT-OS/RIOT,RBartz/RIOT,avmelnikoff/RIOT,khhhh/RIOT,Darredevil/RIOT,RubikonAlpha/RIOT,PSHIVANI/Riot-Code,MonsterCode8000/RIOT,rakendrathapa/RIOT,alex1818/RIOT,sumanpanchal/RIOT,khhhh/RIOT,Hyungsin/RIOT-OS,benoit-canet/RIOT,phiros/RIOT,Yonezawa-T2/RIOT,tdautc19841202/RIOT,neiljay/RIOT,binarylemon/RIOT,basilfx/RIOT,gbarnett/RIOT,tfar/RIOT,ant9000/RIOT,kushalsingh007/RIOT,FrancescoErmini/RIOT,BytesGalore/RIOT,daniel-k/RIOT,OTAkeys/RIOT,ntrtrung/RIOT,khhhh/RIOT,JensErdmann/RIOT,authmillenon/RIOT,ant9000/RIOT,RBartz/RIOT,MohmadAyman/RIOT,dhruvvyas90/RIOT,shady33/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,avmelnikoff/RIOT,avmelnikoff/RIOT,ThanhVic/RIOT,thiagohd/RIOT,josephnoir/RIOT,OlegHahm/RIOT,Lexandro92/RIOT-CoAP,kaleb-himes/RIOT,MonsterCode8000/RIOT,patkan/RIOT,x3ro/RIOT,fnack/RIOT,immesys/RiSyn,dhruvvyas90/RIOT,zhuoshuguo/RIOT,benoit-canet/RIOT,dkm/RIOT,MonsterCode8000/RIOT,MohmadAyman/RIOT,RubikonAlpha/RIOT,d00616/RIOT,Osblouf/RIOT,patkan/RIOT,shady33/RIOT,abp719/RIOT,neumodisch/RIOT,kYc0o/RIOT,thomaseichinger/RIOT,mfrey/RIOT,latsku/RIOT,watr-li/RIOT,rajma996/RIOT,DipSwitch/RIOT,kaleb-himes/RIOT,arvindpdmn/RIOT,abkam07/RIOT,ThanhVic/RIOT,daniel-k/RIOT,herrfz/RIOT,ThanhVic/RIOT,robixnai/RIOT,brettswann/RIOT,adjih/RIOT,katezilla/RIOT,kerneltask/RIOT,sgso/RIOT,gautric/RIOT,rfswarm/RIOT,phiros/RIOT,msolters/RIOT,centurysys/RIOT,msolters/RIOT,syin2/RIOT,bartfaizoltan/RIOT,adrianghc/RIOT,kb2ma/RIOT,RIOT-OS/RIOT,jferreir/RIOT,attdona/RIOT,biboc/RIOT,aeneby/RIOT,Josar/RIOT,x3ro/RIOT,lebrush/RIOT,herrfz/RIOT-old,DipSwitch/RIOT,rakendrathapa/RIOT,watr-li/RIOT,alex1818/RIOT,marcosalm/RIOT,malosek/RIOT,msolters/RIOT,beurdouche/RIOT,RBartz/RIOT,openkosmosorg/RIOT,PSHIVANI/Riot-Code,rfuentess/RIOT,RubikonAlpha/RIOT,gebart/RIOT,MarkXYang/RIOT,lazytech-org/RIOT,patkan/RIOT,mfrey/RIOT,lazytech-org/RIOT,kerneltask/RIOT,lebrush/RIOT,watr-li/RIOT,backenklee/RIOT,A-Paul/RIOT,binarylemon/RIOT,latsku/RIOT,automote/RIOT,avmelnikoff/RIOT,OTAkeys/RIOT,binarylemon/RIOT,stevenj/RIOT,attdona/RIOT,basilfx/RIOT,alex1818/RIOT,kerneltask/RIOT,DipSwitch/RIOT,josephnoir/RIOT,luciotorre/RIOT,jbeyerstedt/RIOT-OTA-update,automote/RIOT,tdautc19841202/RIOT,EmuxEvans/RIOT,rfswarm2/RIOT,rfuentess/RIOT,openkosmosorg/RIOT,rousselk/RIOT,ant9000/RIOT,tdautc19841202/RIOT,basilfx/RIOT,l3nko/RIOT,rfswarm/RIOT,smlng/RIOT,brettswann/RIOT,LudwigKnuepfer/RIOT,herrfz/RIOT-old,ximus/RIOT,tdautc19841202/RIOT,binarylemon/RIOT,BytesGalore/RIOT,EmuxEvans/RIOT,yogo1212/RIOT,TobiasFredersdorf/RIOT,asanka-code/RIOT,RBartz/RIOT,kaspar030/RIOT,mtausig/RIOT,haoyangyu/RIOT,centurysys/RIOT,RubikonAlpha/RIOT,backenklee/RIOT,rfuentess/RIOT,dailab/RIOT,Yonezawa-T2/RIOT,thiagohd/RIOT,altairpearl/RIOT,openkosmosorg/RIOT,koenning/RIOT,alignan/RIOT,changbiao/RIOT,TobiasFredersdorf/RIOT,thiagohd/RIOT,abkam07/RIOT,automote/RIOT,mziegert/RIOT,luciotorre/RIOT,ks156/RIOT,jferreir/RIOT,rfswarm2/RIOT,alignan/RIOT,Darredevil/RIOT,Osblouf/RIOT,josephnoir/RIOT,Hyungsin/RIOT-OS,kbumsik/RIOT,kaspar030/RIOT,khhhh/RIOT,jhollister/RIOT,herrfz/RIOT-old,gautric/RIOT,shady33/RIOT,jbeyerstedt/RIOT-OTA-update,koenning/RIOT,authmillenon/RIOT,smlng/RIOT,cladmi/RIOT,kbumsik/RIOT,rajma996/RIOT,cladmi/RIOT,jasonatran/RIOT,kb2ma/RIOT,rajma996/RIOT,stevenj/RIOT,automote/RIOT,jferreir/RIOT,plushvoxel/RIOT,ks156/RIOT,MohmadAyman/RIOT,dhruvvyas90/RIOT,shady33/RIOT,fnack/RIOT,sumanpanchal/RIOT,rakendrathapa/RIOT,Lexandro92/RIOT-CoAP,watr-li/RIOT,roberthartung/RIOT,abp719/RIOT,malosek/RIOT,authmillenon/RIOT,A-Paul/RIOT,katezilla/RIOT,gautric/RIOT,neumodisch/RIOT,dailab/RIOT,LudwigKnuepfer/RIOT,FrancescoErmini/RIOT,BytesGalore/RIOT,yogo1212/RIOT,rousselk/RIOT,asanka-code/RIOT,beurdouche/RIOT,lebrush/RIOT,brettswann/RIOT,rajma996/RIOT,jbeyerstedt/RIOT-OTA-update,toonst/RIOT,jasonatran/RIOT,marcosalm/RIOT,cladmi/RIOT,FrancescoErmini/RIOT,syin2/RIOT,automote/RIOT,Darredevil/RIOT,rfuentess/RIOT,lazytech-org/RIOT,asanka-code/RIOT,MarkXYang/RIOT,Hyungsin/RIOT-OS,syin2/RIOT,kerneltask/RIOT,kYc0o/RIOT,alignan/RIOT,backenklee/RIOT,msolters/RIOT,attdona/RIOT,bartfaizoltan/RIOT,binarylemon/RIOT,RIOT-OS/RIOT,alignan/RIOT,hamilton-mote/RIOT-OS,RIOT-OS/RIOT,jhollister/RIOT,backenklee/RIOT,zhuoshuguo/RIOT,haoyangyu/RIOT,benoit-canet/RIOT,OTAkeys/RIOT,chris-wood/RIOT,ntrtrung/RIOT,Osblouf/RIOT,kushalsingh007/RIOT,abp719/RIOT,kYc0o/RIOT,miri64/RIOT,altairpearl/RIOT,jremmert-phytec-iot/RIOT,tfar/RIOT,LudwigOrtmann/RIOT,sumanpanchal/RIOT,rakendrathapa/RIOT,thomaseichinger/RIOT,ks156/RIOT,centurysys/RIOT,thiagohd/RIOT,sgso/RIOT,jfischer-phytec-iot/RIOT,TobiasFredersdorf/RIOT,jasonatran/RIOT,thomaseichinger/RIOT,jhollister/RIOT,immesys/RiSyn,gebart/RIOT,bartfaizoltan/RIOT,gautric/RIOT,marcosalm/RIOT,luciotorre/RIOT,rakendrathapa/RIOT,abp719/RIOT,sumanpanchal/RIOT,jhollister/RIOT,Hyungsin/RIOT-OS,authmillenon/RIOT,bartfaizoltan/RIOT,latsku/RIOT,changbiao/RIOT,ant9000/RIOT,immesys/RiSyn,watr-li/RIOT,abkam07/RIOT,OlegHahm/RIOT,mtausig/RIOT,gbarnett/RIOT,plushvoxel/RIOT,toonst/RIOT,aeneby/RIOT,Yonezawa-T2/RIOT,immesys/RiSyn,Josar/RIOT,openkosmosorg/RIOT,robixnai/RIOT,Osblouf/RIOT,plushvoxel/RIOT,koenning/RIOT,jremmert-phytec-iot/RIOT,roberthartung/RIOT,khhhh/RIOT,rfswarm/RIOT,aeneby/RIOT,neumodisch/RIOT,dkm/RIOT,herrfz/RIOT,phiros/RIOT,abkam07/RIOT,herrfz/RIOT,ximus/RIOT,gbarnett/RIOT,asanka-code/RIOT,robixnai/RIOT,jhollister/RIOT,lazytech-org/RIOT,JensErdmann/RIOT,gautric/RIOT,kaspar030/RIOT,ximus/RIOT,wentaoshang/RIOT,shady33/RIOT,benoit-canet/RIOT,alex1818/RIOT,beurdouche/RIOT,benoit-canet/RIOT,ntrtrung/RIOT,altairpearl/RIOT,MohmadAyman/RIOT,sgso/RIOT,kb2ma/RIOT,JensErdmann/RIOT,Osblouf/RIOT,altairpearl/RIOT,smlng/RIOT,jferreir/RIOT,dkm/RIOT,shady33/RIOT,rousselk/RIOT,ThanhVic/RIOT,wentaoshang/RIOT,sgso/RIOT,smlng/RIOT,mfrey/RIOT,marcosalm/RIOT,rajma996/RIOT,jferreir/RIOT,kushalsingh007/RIOT,fnack/RIOT,MarkXYang/RIOT,l3nko/RIOT,adrianghc/RIOT,miri64/RIOT,tfar/RIOT,MohmadAyman/RIOT,Josar/RIOT,gebart/RIOT,latsku/RIOT,kb2ma/RIOT,ThanhVic/RIOT,herrfz/RIOT,openkosmosorg/RIOT,JensErdmann/RIOT,neiljay/RIOT,kbumsik/RIOT,patkan/RIOT,rfswarm/RIOT,kYc0o/RIOT,tdautc19841202/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,hamilton-mote/RIOT-OS,sgso/RIOT,Josar/RIOT,MohmadAyman/RIOT,gbarnett/RIOT,patkan/RIOT,backenklee/RIOT,haoyangyu/RIOT,OlegHahm/RIOT,Lexandro92/RIOT-CoAP,Hyungsin/RIOT-OS,basilfx/RIOT,arvindpdmn/RIOT,rousselk/RIOT,katezilla/RIOT,mtausig/RIOT,yogo1212/RIOT,Osblouf/RIOT,DipSwitch/RIOT,sumanpanchal/RIOT,tfar/RIOT,fnack/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,openkosmosorg/RIOT,authmillenon/RIOT,JensErdmann/RIOT,patkan/RIOT,zhuoshuguo/RIOT,MonsterCode8000/RIOT,jasonatran/RIOT,l3nko/RIOT,abp719/RIOT,FrancescoErmini/RIOT,mfrey/RIOT,chris-wood/RIOT,authmillenon/RIOT,EmuxEvans/RIOT,bartfaizoltan/RIOT,lebrush/RIOT,dhruvvyas90/RIOT,rfswarm2/RIOT,dkm/RIOT,changbiao/RIOT,PSHIVANI/Riot-Code,latsku/RIOT,jremmert-phytec-iot/RIOT,yogo1212/RIOT,alex1818/RIOT,abkam07/RIOT,lazytech-org/RIOT,msolters/RIOT,kushalsingh007/RIOT,malosek/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,Yonezawa-T2/RIOT,A-Paul/RIOT,mfrey/RIOT,adrianghc/RIOT,kaspar030/RIOT,adjih/RIOT,altairpearl/RIOT,thomaseichinger/RIOT,sgso/RIOT,zhuoshuguo/RIOT,haoyangyu/RIOT,LudwigOrtmann/RIOT,jasonatran/RIOT,rfswarm2/RIOT,l3nko/RIOT,MonsterCode8000/RIOT,wentaoshang/RIOT,thiagohd/RIOT,fnack/RIOT,phiros/RIOT,robixnai/RIOT,msolters/RIOT,neiljay/RIOT,changbiao/RIOT,kbumsik/RIOT,miri64/RIOT,wentaoshang/RIOT,yogo1212/RIOT,arvindpdmn/RIOT,l3nko/RIOT,neumodisch/RIOT,koenning/RIOT,toonst/RIOT,basilfx/RIOT,herrfz/RIOT,brettswann/RIOT,MarkXYang/RIOT,aeneby/RIOT,wentaoshang/RIOT,tdautc19841202/RIOT,syin2/RIOT,daniel-k/RIOT,daniel-k/RIOT,A-Paul/RIOT,centurysys/RIOT,koenning/RIOT,d00616/RIOT,daniel-k/RIOT,mziegert/RIOT,cladmi/RIOT,mziegert/RIOT,MarkXYang/RIOT,LudwigKnuepfer/RIOT,Ell-i/RIOT,jbeyerstedt/RIOT-OTA-update,daniel-k/RIOT,beurdouche/RIOT,changbiao/RIOT,watr-li/RIOT,RBartz/RIOT,LudwigKnuepfer/RIOT,Ell-i/RIOT,stevenj/RIOT,ks156/RIOT,EmuxEvans/RIOT,toonst/RIOT,PSHIVANI/Riot-Code,x3ro/RIOT,neiljay/RIOT,stevenj/RIOT,immesys/RiSyn,Ell-i/RIOT,d00616/RIOT,OTAkeys/RIOT,phiros/RIOT,binarylemon/RIOT,Lexandro92/RIOT-CoAP,x3ro/RIOT,phiros/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,automote/RIOT,RubikonAlpha/RIOT,FrancescoErmini/RIOT,MonsterCode8000/RIOT,adjih/RIOT,RubikonAlpha/RIOT,stevenj/RIOT,altairpearl/RIOT,chris-wood/RIOT,thiagohd/RIOT,JensErdmann/RIOT,rfswarm2/RIOT,mtausig/RIOT,kaleb-himes/RIOT,dailab/RIOT,adrianghc/RIOT,plushvoxel/RIOT,kYc0o/RIOT,neumodisch/RIOT,adjih/RIOT,DipSwitch/RIOT,RIOT-OS/RIOT,katezilla/RIOT,kaleb-himes/RIOT,bartfaizoltan/RIOT,ks156/RIOT,miri64/RIOT,MarkXYang/RIOT,mziegert/RIOT,attdona/RIOT,haoyangyu/RIOT,khhhh/RIOT,luciotorre/RIOT,TobiasFredersdorf/RIOT,arvindpdmn/RIOT,dkm/RIOT,mtausig/RIOT,Lexandro92/RIOT-CoAP,asanka-code/RIOT,marcosalm/RIOT,x3ro/RIOT,ximus/RIOT,haoyangyu/RIOT,toonst/RIOT,abp719/RIOT,Yonezawa-T2/RIOT,centurysys/RIOT,zhuoshuguo/RIOT,malosek/RIOT,neumodisch/RIOT,herrfz/RIOT-old,attdona/RIOT,cladmi/RIOT,arvindpdmn/RIOT,hamilton-mote/RIOT-OS,OlegHahm/RIOT,kb2ma/RIOT,luciotorre/RIOT,gebart/RIOT,TobiasFredersdorf/RIOT,lebrush/RIOT,koenning/RIOT,beurdouche/RIOT,biboc/RIOT,wentaoshang/RIOT,centurysys/RIOT,syin2/RIOT,ntrtrung/RIOT,gebart/RIOT,kerneltask/RIOT,jremmert-phytec-iot/RIOT,rousselk/RIOT,LudwigOrtmann/RIOT,josephnoir/RIOT,benoit-canet/RIOT,OlegHahm/RIOT,ntrtrung/RIOT,fnack/RIOT,Darredevil/RIOT,kushalsingh007/RIOT,katezilla/RIOT,avmelnikoff/RIOT,Ell-i/RIOT,neiljay/RIOT,LudwigOrtmann/RIOT,mziegert/RIOT,chris-wood/RIOT,rfswarm2/RIOT,luciotorre/RIOT,arvindpdmn/RIOT,brettswann/RIOT,BytesGalore/RIOT,ntrtrung/RIOT,adrianghc/RIOT,stevenj/RIOT,attdona/RIOT,hamilton-mote/RIOT-OS,alignan/RIOT,dailab/RIOT,jfischer-phytec-iot/RIOT,OTAkeys/RIOT,gbarnett/RIOT,PSHIVANI/Riot-Code,abkam07/RIOT,Darredevil/RIOT,kaleb-himes/RIOT,BytesGalore/RIOT,zhuoshuguo/RIOT,DipSwitch/RIOT,jremmert-phytec-iot/RIOT,rajma996/RIOT,marcosalm/RIOT,ximus/RIOT,jbeyerstedt/RIOT-OTA-update,dhruvvyas90/RIOT,alex1818/RIOT,herrfz/RIOT,jhollister/RIOT,kushalsingh007/RIOT,smlng/RIOT,rfswarm/RIOT,dailab/RIOT,lebrush/RIOT,josephnoir/RIOT,immesys/RiSyn,plushvoxel/RIOT,dhruvvyas90/RIOT,hamilton-mote/RIOT-OS,Josar/RIOT,biboc/RIOT,A-Paul/RIOT,Yonezawa-T2/RIOT,ant9000/RIOT,robixnai/RIOT,jfischer-phytec-iot/RIOT,mziegert/RIOT,PSHIVANI/Riot-Code,Lexandro92/RIOT-CoAP,latsku/RIOT,ximus/RIOT,Darredevil/RIOT,brettswann/RIOT