From: Thomas Petazzoni Date: Mon, 8 May 2017 19:45:47 +0000 (+0200) Subject: mpir: fix build on ARM with old binutils versions X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4c0fdc6730459a225d5a61e8e699ce9329c99f19;p=buildroot.git mpir: fix build on ARM with old binutils versions Old binutils versions are affected by a bug when the assembly code has whitespace between [ ] signs, causing a build failure of the mpir package with ARM toolchains using such old binutils versions. This commit fixes that by adding a patch that removes those whitespaces. Fixes: - http://autobuild.buildroot.net/results/ec67ffdef74b9a61d0491e71f8cb2f8f0b6daa50/ armv7-ctng-linux-gnueabihf Crosstool-NG toolchain - http://autobuild.buildroot.net/results/2e4a27af60065db51aca9e69701bc191d24b2209/ armv5-ctng-linux-gnueabi Crosstool-NG toolchain Signed-off-by: Thomas Petazzoni Signed-off-by: Peter Korsgaard --- diff --git a/package/mpir/0001-mpn-arm-udiv.asm-workaround-binutils-bug-14887.patch b/package/mpir/0001-mpn-arm-udiv.asm-workaround-binutils-bug-14887.patch new file mode 100644 index 0000000000..6a6f467d7b --- /dev/null +++ b/package/mpir/0001-mpn-arm-udiv.asm-workaround-binutils-bug-14887.patch @@ -0,0 +1,40 @@ +From d858ce52d1971cb4e8500b0ebc0472fdae4686ec Mon Sep 17 00:00:00 2001 +From: Thomas Petazzoni +Date: Sun, 7 May 2017 23:12:04 +0200 +Subject: [PATCH] mpn/arm/udiv.asm: workaround binutils bug #14887 + +Old binutils versions are affected by bug #14887, +https://sourceware.org/bugzilla/show_bug.cgi?id=14887, which causes a +build failure when a register specification is surrounded by +whitespaces. Removing those whitespaces works around the issue. + +Signed-off-by: Thomas Petazzoni +--- + mpn/arm/udiv.asm | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/mpn/arm/udiv.asm b/mpn/arm/udiv.asm +index 25197a6..ed11eb3 100644 +--- a/mpn/arm/udiv.asm ++++ b/mpn/arm/udiv.asm +@@ -50,7 +50,7 @@ L(oop): divstep(n1,n0,d) + teq r12, #0 + bne L(oop) + +- str n1, [ rem_ptr ] C store remainder ++ str n1, [rem_ptr] C store remainder + adc r0, n0, n0 C quotient: add last carry from divstep + mov pc, lr + +@@ -89,7 +89,7 @@ L(oop2): + addcs n0, n0, #1 C adjust quotient + + L(_even_divisor): +- str n1, [ rem_ptr ] C store remainder ++ str n1, [rem_ptr] C store remainder + mov r0, n0 C quotient + ldmfd sp!, { r8, pc } + EPILOGUE(mpn_udiv_qrnnd) +-- +2.7.4 +