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m4: Stick to C17 standard

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GCC15 imposes C23 by default and 1.4.19 release has gnulib version which
can not be compiled without errors, while new release of m4 is in progress
we might use C17 until then and use GCC15 to compile it

For scarthgap also add it in BUILD_CFLAGS.

(From OE-Core rev: 94ec72b332dce71a2756560ddf738f864e3c853d)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
This commit is contained in:
Khem Raj 2025-08-22 00:42:56 +02:00 committed by Steve Sakoman
parent b63fff4544
commit 9bea9b7394
1 changed files with 3 additions and 0 deletions
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meta/recipes-devtools/m4/m4-1.4.19.inc
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@ -30,6 +30,9 @@ EXTRA_OECONF += "--without-libsigsegv-prefix"
EXTRA_OEMAKE += "'infodir=${infodir}'"
CFLAGS += "-std=gnu17"
BUILD_CFLAGS += "-std=gnu17"
do_compile_ptest() {
cd ${B}/tests
sed -i '/^buildtest-TESTS: /c buildtest-TESTS: $(TESTS) $(check_LIBRARIES) $(check_PROGRAMS)' Makefile