[coreboot-gerrit] Change in coreboot[master]: toolchain.inc: Use -Wstack-usage only on gcc

[build bot (Jenkins) (Code Review)]

build bot (Jenkins) has posted comments on this change. ( https://review.coreboot.org/19657 )

Change subject: toolchain.inc: Use -Wstack-usage only on gcc
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Patch Set 1: Verified+1

Build Successful

https://qa.coreboot.org/job/coreboot-checkpatch/9327/ : SUCCESS

https://qa.coreboot.org/job/coreboot-gerrit/53534/ : SUCCESS