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m68k: lib: Include <linux/libgcc.h> for __muldi3()

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When building with W=1:

    arch/m68k/lib/muldi3.c:82:1: warning: no previous prototype for ‘__muldi3’ [-Wmissing-prototypes]
       82 | __muldi3 (DItype u, DItype v)
	  | ^~~~~~~~

Fix this by including <linux/libgcc.h>.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Link: https://lore.kernel.org/r/160c1fd14b4798f576d9649334b1d2c77db5cb07.1697008341.git.geert@linux-m68k.org
This commit is contained in:
Geert Uytterhoeven 2023-10-11 09:16:33 +02:00
parent 9faf1f1a55
commit 03191fb3db
1 changed files with 1 additions and 0 deletions
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arch/m68k/lib/muldi3.c
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@ -16,6 +16,7 @@ GNU General Public License for more details. */
#include <linux/compiler.h>
#include <linux/export.h>
#include <linux/libgcc.h>
#ifdef CONFIG_CPU_HAS_NO_MULDIV64