diff options
Diffstat (limited to 'arm-linux-gnueabi-toolchain/arm-linux-gnueabi-gcc/gcc-struct-ucontext.patch')
-rw-r--r-- | arm-linux-gnueabi-toolchain/arm-linux-gnueabi-gcc/gcc-struct-ucontext.patch | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/arm-linux-gnueabi-toolchain/arm-linux-gnueabi-gcc/gcc-struct-ucontext.patch b/arm-linux-gnueabi-toolchain/arm-linux-gnueabi-gcc/gcc-struct-ucontext.patch new file mode 100644 index 0000000..2590da3 --- /dev/null +++ b/arm-linux-gnueabi-toolchain/arm-linux-gnueabi-gcc/gcc-struct-ucontext.patch @@ -0,0 +1,205 @@ +From 5266910fed23d6d7f101a878dd8a28d178697ec5 Mon Sep 17 00:00:00 2001 +From: jsm28 <jsm28@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Wed, 28 Jun 2017 09:21:16 +0000 +Subject: [PATCH] Use ucontext_t not struct ucontext in linux-unwind.h files. + +Current glibc no longer gives the ucontext_t type the tag struct +ucontext, to conform with POSIX namespace rules. This requires +various linux-unwind.h files in libgcc, that were previously using +struct ucontext, to be fixed to use ucontext_t instead. This is +similar to the removal of the struct siginfo tag from siginfo_t some +years ago. + +This patch changes those files to use ucontext_t instead. As the +standard name that should be unconditionally safe, so this is not +restricted to architectures supported by glibc, or conditioned on the +glibc version. + +Tested compilation together with current glibc with glibc's +build-many-glibcs.py. + + * config/aarch64/linux-unwind.h (aarch64_fallback_frame_state), + config/alpha/linux-unwind.h (alpha_fallback_frame_state), + config/bfin/linux-unwind.h (bfin_fallback_frame_state), + config/i386/linux-unwind.h (x86_64_fallback_frame_state, + x86_fallback_frame_state), config/m68k/linux-unwind.h (struct + uw_ucontext), config/nios2/linux-unwind.h (struct nios2_ucontext), + config/pa/linux-unwind.h (pa32_fallback_frame_state), + config/riscv/linux-unwind.h (riscv_fallback_frame_state), + config/sh/linux-unwind.h (sh_fallback_frame_state), + config/tilepro/linux-unwind.h (tile_fallback_frame_state), + config/xtensa/linux-unwind.h (xtensa_fallback_frame_state): Use + ucontext_t instead of struct ucontext. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@249731 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + libgcc/ChangeLog | 15 +++++++++++++++ + libgcc/config/aarch64/linux-unwind.h | 2 +- + libgcc/config/alpha/linux-unwind.h | 2 +- + libgcc/config/bfin/linux-unwind.h | 2 +- + libgcc/config/i386/linux-unwind.h | 4 ++-- + libgcc/config/m68k/linux-unwind.h | 2 +- + libgcc/config/nios2/linux-unwind.h | 2 +- + libgcc/config/pa/linux-unwind.h | 2 +- + libgcc/config/riscv/linux-unwind.h | 2 +- + libgcc/config/sh/linux-unwind.h | 2 +- + libgcc/config/tilepro/linux-unwind.h | 2 +- + libgcc/config/xtensa/linux-unwind.h | 2 +- + 12 files changed, 27 insertions(+), 12 deletions(-) + +diff --git a/libgcc/config/aarch64/linux-unwind.h b/libgcc/config/aarch64/linux-unwind.h +index d5d6980..d46d5f5 100644 +--- a/libgcc/config/aarch64/linux-unwind.h ++++ b/libgcc/config/aarch64/linux-unwind.h +@@ -55,7 +55,7 @@ aarch64_fallback_frame_state (struct _Unwind_Context *context, + struct rt_sigframe + { + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + }; + + struct rt_sigframe *rt_; +diff --git a/libgcc/config/alpha/linux-unwind.h b/libgcc/config/alpha/linux-unwind.h +index a91a5f4..7202516 100644 +--- a/libgcc/config/alpha/linux-unwind.h ++++ b/libgcc/config/alpha/linux-unwind.h +@@ -51,7 +51,7 @@ alpha_fallback_frame_state (struct _Unwind_Context *context, + { + struct rt_sigframe { + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_ = context->cfa; + sc = &rt_->uc.uc_mcontext; + } +diff --git a/libgcc/config/bfin/linux-unwind.h b/libgcc/config/bfin/linux-unwind.h +index 9412c76..37e9feb 100644 +--- a/libgcc/config/bfin/linux-unwind.h ++++ b/libgcc/config/bfin/linux-unwind.h +@@ -52,7 +52,7 @@ bfin_fallback_frame_state (struct _Unwind_Context *context, + void *puc; + char retcode[8]; + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_ = context->cfa; + + /* The void * cast is necessary to avoid an aliasing warning. +diff --git a/libgcc/config/i386/linux-unwind.h b/libgcc/config/i386/linux-unwind.h +index b1d5040..2009ad7 100644 +--- a/libgcc/config/i386/linux-unwind.h ++++ b/libgcc/config/i386/linux-unwind.h +@@ -58,7 +58,7 @@ x86_64_fallback_frame_state (struct _Unwind_Context *context, + if (*(unsigned char *)(pc+0) == 0x48 + && *(unsigned long long *)(pc+1) == RT_SIGRETURN_SYSCALL) + { +- struct ucontext *uc_ = context->cfa; ++ ucontext_t *uc_ = context->cfa; + /* The void * cast is necessary to avoid an aliasing warning. + The aliasing warning is correct, but should not be a problem + because it does not alias anything. */ +@@ -138,7 +138,7 @@ x86_fallback_frame_state (struct _Unwind_Context *context, + siginfo_t *pinfo; + void *puc; + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_ = context->cfa; + /* The void * cast is necessary to avoid an aliasing warning. + The aliasing warning is correct, but should not be a problem +diff --git a/libgcc/config/m68k/linux-unwind.h b/libgcc/config/m68k/linux-unwind.h +index 82c7a29..9ea39d4 100644 +--- a/libgcc/config/m68k/linux-unwind.h ++++ b/libgcc/config/m68k/linux-unwind.h +@@ -33,7 +33,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + /* <sys/ucontext.h> is unfortunately broken right now. */ + struct uw_ucontext { + unsigned long uc_flags; +- struct ucontext *uc_link; ++ ucontext_t *uc_link; + stack_t uc_stack; + mcontext_t uc_mcontext; + unsigned long uc_filler[80]; +diff --git a/libgcc/config/nios2/linux-unwind.h b/libgcc/config/nios2/linux-unwind.h +index ae82efd..204359d 100644 +--- a/libgcc/config/nios2/linux-unwind.h ++++ b/libgcc/config/nios2/linux-unwind.h +@@ -38,7 +38,7 @@ struct nios2_mcontext { + + struct nios2_ucontext { + unsigned long uc_flags; +- struct ucontext *uc_link; ++ ucontext_t *uc_link; + stack_t uc_stack; + struct nios2_mcontext uc_mcontext; + sigset_t uc_sigmask; /* mask last for extensibility */ +diff --git a/libgcc/config/pa/linux-unwind.h b/libgcc/config/pa/linux-unwind.h +index 580c18d..c2c3409 100644 +--- a/libgcc/config/pa/linux-unwind.h ++++ b/libgcc/config/pa/linux-unwind.h +@@ -80,7 +80,7 @@ pa32_fallback_frame_state (struct _Unwind_Context *context, + struct sigcontext *sc; + struct rt_sigframe { + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *frame; + + /* rt_sigreturn trampoline: +diff --git a/libgcc/config/riscv/linux-unwind.h b/libgcc/config/riscv/linux-unwind.h +index a051a28..1c8aeff 100644 +--- a/libgcc/config/riscv/linux-unwind.h ++++ b/libgcc/config/riscv/linux-unwind.h +@@ -42,7 +42,7 @@ riscv_fallback_frame_state (struct _Unwind_Context *context, + struct rt_sigframe + { + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + }; + + struct rt_sigframe *rt_; +diff --git a/libgcc/config/sh/linux-unwind.h b/libgcc/config/sh/linux-unwind.h +index 1038cae..a8c9822 100644 +--- a/libgcc/config/sh/linux-unwind.h ++++ b/libgcc/config/sh/linux-unwind.h +@@ -82,7 +82,7 @@ sh_fallback_frame_state (struct _Unwind_Context *context, + { + struct rt_sigframe { + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_ = context->cfa; + /* The void * cast is necessary to avoid an aliasing warning. + The aliasing warning is correct, but should not be a problem +diff --git a/libgcc/config/tilepro/linux-unwind.h b/libgcc/config/tilepro/linux-unwind.h +index a8dc440..dba3b41 100644 +--- a/libgcc/config/tilepro/linux-unwind.h ++++ b/libgcc/config/tilepro/linux-unwind.h +@@ -61,7 +61,7 @@ tile_fallback_frame_state (struct _Unwind_Context *context, + struct rt_sigframe { + unsigned char save_area[C_ABI_SAVE_AREA_SIZE]; + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_; + + /* Return if this is not a signal handler. */ +diff --git a/libgcc/config/xtensa/linux-unwind.h b/libgcc/config/xtensa/linux-unwind.h +index 67c2728..2cb9eb1 100644 +--- a/libgcc/config/xtensa/linux-unwind.h ++++ b/libgcc/config/xtensa/linux-unwind.h +@@ -67,7 +67,7 @@ xtensa_fallback_frame_state (struct _Unwind_Context *context, + + struct rt_sigframe { + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_; + + /* movi a2, __NR_rt_sigreturn; syscall */ +-- +2.9.3 + |