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gnu: gcc-boot0, cross-base: Enable 128-bit long double for POWER9.

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* gnu/packages/cross-base.scm (cross-gcc-arguments): Add
"--with-long-double-128" when TARGET is "powerpc64le-linux-gnu".
* gnu/packages/commencement.scm (gcc-boot0): Likewise for (boot-triplet).

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
This commit is contained in:
dftxbs3e 2019-12-07 20:26:51 +01:00 committed by Ludovic Courtès
parent 2a1eda5a9b
commit 4a914de930
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2 changed files with 12 additions and 0 deletions
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6
gnu/packages/commencement.scm
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@ -2818,6 +2818,12 @@ (define gcc-boot0
"--disable-shared"
"--enable-languages=c,c++"
,@(if (equal? "powerpc64le-linux-gnu" (boot-triplet))
;; On POWER9 (little endian) glibc needs the
;; 128-bit long double type.
'("--with-long-double-128")
'())
;; libstdc++ cannot be built at this stage
;; ("Link tests are not allowed after
;; GCC_NO_EXECUTABLES.").

6
gnu/packages/cross-base.scm
View file

@ -153,6 +153,12 @@ (define (cross-gcc-arguments target xgcc libc)
"--disable-decimal-float" ;would need libc
"--disable-libcilkrts"
,@(if (equal? "powerpc64le-linux-gnu" target)
;; On POWER9 (little endian) glibc needs
;; the 128-bit long double type.
'("--with-long-double-128")
'())
;; When target is any OS other than 'none' these
;; libraries will fail if there is no libc
;; present. See