cortex-m0: Add extern "C" to core_cmFunc.h
cortex-m0: Add extern "C" to core_cmFunc.h

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

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