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package/gcc: fix fortran support

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Fortran depends on libquadmath when available, make the buildroot
toolchain option depends on this new hidden symbol,

[Vincent: only do "HOST_GCC_FINAL_USR_LIBS += libquadmath" for i386 and
x86_64, otherwise it will fail saying "libquadmath.a: file not found"]

Signed-off-by: Samuel Martin <s.martin49@gmail.com>
Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Samuel Martin 2016-07-03 15:47:39 +02:00 committed by Thomas Petazzoni
parent 7de668a1de
commit 5077bdd939
2 changed files with 11 additions and 0 deletions
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7
package/gcc/Config.in.host
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@ -118,8 +118,15 @@ config BR2_TOOLCHAIN_BUILDROOT_CXX
C++ language and you want C++ libraries to be installed on
your target system.
comment "Fortran support needs a toolchain w/ wchar"
depends on BR2_TOOLCHAIN_HAS_LIBQUADMATH
depends on !BR2_USE_WCHAR # libquadmath
config BR2_TOOLCHAIN_BUILDROOT_FORTRAN
bool "Enable Fortran support"
# on architecture building libquadmath, wchar is required
depends on !BR2_TOOLCHAIN_HAS_LIBQUADMATH || \
(BR2_TOOLCHAIN_HAS_LIBQUADMATH && BR2_USE_WCHAR)
help
Enable this option if you want your toolchain to support the
Fortran language and you want Fortran libraries to be

4
package/gcc/gcc-final/gcc-final.mk
View File

@ -163,6 +163,10 @@ endif
ifeq ($(BR2_TOOLCHAIN_BUILDROOT_FORTRAN),y)
HOST_GCC_FINAL_USR_LIBS += libgfortran
# fortran needs quadmath on x86 and x86_64
ifeq ($(BR2_TOOLCHAIN_HAS_LIBQUADMATH),y)
HOST_GCC_FINAL_USR_LIBS += libquadmath
endif
endif
ifeq ($(BR2_GCC_ENABLE_OPENMP),y)