When apf27_defconfig is built with LTO, linking complains about undefined reference to `nand_boot`. This is because it is referenced from inline assembly. Make it visible.
Signed-off-by: Marek Behún <marek.be...@nic.cz> --- drivers/mtd/nand/raw/mxc_nand_spl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mtd/nand/raw/mxc_nand_spl.c b/drivers/mtd/nand/raw/mxc_nand_spl.c index e1e542519d..2f054b60ed 100644 --- a/drivers/mtd/nand/raw/mxc_nand_spl.c +++ b/drivers/mtd/nand/raw/mxc_nand_spl.c @@ -326,7 +326,7 @@ int nand_spl_load_image(uint32_t from, unsigned int size, void *buf) * configured and available since this code loads the main U-Boot image * from NAND into SDRAM and starts it from there. */ -void nand_boot(void) +__used void nand_boot(void) { __attribute__((noreturn)) void (*uboot)(void); -- 2.26.2