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flex: fix build with gcc-15 on host

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* fixes:
  http://errors.yoctoproject.org/Errors/Details/853017/

../../flex-2.6.4/src/../lib/malloc.c:6:12: warning: conflicting types for built-in function ‘malloc’; expected ‘void *(long unsigned int)’ [-Wbuiltin-declaration-mismatch]
    6 |      void *malloc ();
      |            ^~~~~~
../../flex-2.6.4/src/../lib/malloc.c:5:1: note: ‘malloc’ is declared in header ‘<stdlib.h>’
    4 |      #include <sys/types.h>
  +++ |+#include <stdlib.h>
    5 |
../../flex-2.6.4/src/../lib/malloc.c: In function ‘rpl_malloc’:
../../flex-2.6.4/src/../lib/malloc.c:16:15: error: too many arguments to function ‘malloc’; expected 0, have 1
   16 |        return malloc (n);
      |               ^~~~~~  ~
../../flex-2.6.4/src/../lib/malloc.c:6:12: note: declared here
    6 |      void *malloc ();
      |            ^~~~~~
make[2]: *** [Makefile:1431: ../lib/stage1flex-malloc.o] Error 1

(From OE-Core rev: c13635db898146de4935c8c1c5e61cd732fa694e)

Signed-off-by: Martin Jansa <martin.jansa@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
This commit is contained in:
Martin Jansa
2025-10-20 16:37:59 +02:00
committed by Steve Sakoman
parent 4c457412c8
commit 2a7d38f814
2 changed files with 26 additions and 0 deletions
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meta/recipes-devtools/flex/flex_2.6.4.bb
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@@ -19,6 +19,7 @@ SRC_URI = "${GITHUB_BASE_URI}/download/v${PV}/flex-${PV}.tar.gz \
file://0001-build-AC_USE_SYSTEM_EXTENSIONS-in-configure.ac.patch \
file://check-funcs.patch \
file://0001-Emit-no-line-directives-if-gen_line_dirs-is-false.patch \
file://0001-Match-malloc-signature-to-its-use.patch \
"
SRC_URI[md5sum] = "2882e3179748cc9f9c23ec593d6adc8d"