Drop 300-mips_Os_cpu_rtx_cost_model.patch for gcc 7.2 This was causing mis-compilation of dropbear with the default '-Os' size optimization as reported in FS#814
Tested on ar71xx, archer C7 v2. For size comparison of my whole build: 12058628 O2-withoutpatch-dropbearworks.bin 12058628 O2-withpatch-dropbearworks.bin 11468804 Os-withoutpatch-dropbearworks.bin 11468804 Os-withpatch-dropbearfails.bin Signed-off-by: Kevin Darbyshire-Bryant <ke...@darbyshire-bryant.me.uk> --- .../7.2.0/300-mips_Os_cpu_rtx_cost_model.patch | 21 --------------------- 1 file changed, 21 deletions(-) delete mode 100644 toolchain/gcc/patches/7.2.0/300-mips_Os_cpu_rtx_cost_model.patch diff --git a/toolchain/gcc/patches/7.2.0/300-mips_Os_cpu_rtx_cost_model.patch b/toolchain/gcc/patches/7.2.0/300-mips_Os_cpu_rtx_cost_model.patch deleted file mode 100644 index 84c0fda..0000000 --- a/toolchain/gcc/patches/7.2.0/300-mips_Os_cpu_rtx_cost_model.patch +++ /dev/null @@ -1,21 +0,0 @@ -commit ecf7671b769fe96f7b5134be442089f8bdba55d2 -Author: Felix Fietkau <n...@nbd.name> -Date: Thu Aug 4 20:29:45 2016 +0200 - -gcc: add a patch to generate better code with Os on mips - -Also happens to reduce compressed code size a bit - -Signed-off-by: Felix Fietkau <n...@nbd.name> - ---- a/gcc/config/mips/mips.c -+++ b/gcc/config/mips/mips.c -@@ -19784,7 +19784,7 @@ mips_option_override (void) - flag_pcc_struct_return = 0; - - /* Decide which rtx_costs structure to use. */ -- if (optimize_size) -+ if (0 && optimize_size) - mips_cost = &mips_rtx_cost_optimize_size; - else - mips_cost = &mips_rtx_cost_data[mips_tune]; -- 2.7.4 _______________________________________________ Lede-dev mailing list Lede-dev@lists.infradead.org http://lists.infradead.org/mailman/listinfo/lede-dev
