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package/m4: bump to 1.4.20

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The new version bundles an updated gnulib that includes support for
-std=c23 which is the default for gcc 15.

Signed-off-by: Vincent Fazio <vfazio@gmail.com>
Signed-off-by: Arnout Vandecappelle <arnout@rnout.be>
This commit is contained in:
Vincent Fazio
2025-05-16 21:40:45 -05:00
committed by Arnout Vandecappelle
parent cc93da91ac
commit d9aabc1af3
2 changed files with 2 additions and 12 deletions
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2
package/m4/m4.hash
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@@ -1,4 +1,4 @@
# Locally calculated after checking pgp signature
sha256 63aede5c6d33b6d9b13511cd0be2cac046f2e70fd0a07aa9573a04a82783af96 m4-1.4.19.tar.xz
sha256 e236ea3a1ccf5f6c270b1c4bb60726f371fa49459a8eaaebc90b216b328daf2b m4-1.4.20.tar.xz
# License files, locally calculated
sha256 3972dc9744f6499f0f9b2dbf76696f2ae7ad8af9b23dde66d6af86c9dfb36986 COPYING

12
package/m4/m4.mk
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@@ -4,20 +4,10 @@
#
################################################################################
M4_VERSION = 1.4.19
M4_VERSION = 1.4.20
M4_SOURCE = m4-$(M4_VERSION).tar.xz
M4_SITE = $(BR2_GNU_MIRROR)/m4
M4_LICENSE = GPL-3.0+
M4_LICENSE_FILES = COPYING
# gcc-15 defaults to -std=gnu23 which is incorrectly detected and
# generates build failures in the gnulib copy included in
# m4-1.4.19. We workaround this by forcing the previous gcc default
# standard, which is -std=gnu17 only when host gcc is >= 15. This
# workaround can be removed when m4 will be updated to a version
# including a fix for gcc-15.
ifeq ($(BR2_HOST_GCC_AT_LEAST_15),y)
HOST_M4_CONF_ENV = CFLAGS="$(HOST_CFLAGS) -std=gnu17"
endif
$(eval $(host-autotools-package))