>>>>> On Thu, 13 Jun 2024, Michał Górny wrote: > + "$(tc-getCC)" ${CFLAGS} ${CPPFLAGS} -c -x c - -o /dev/null <<-EOF &>/dev/null IIUC, tc-getCC can return values like "x86_64-pc-linux-gnu-gcc -m32 -mfpmath=sse", so probably you want to lose the quotes there. Ulrich