diff options
Diffstat (limited to 'network/icecat/changeset280875.patch')
-rw-r--r-- | network/icecat/changeset280875.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/network/icecat/changeset280875.patch b/network/icecat/changeset280875.patch new file mode 100644 index 000000000000..1e7fa1cd1e82 --- /dev/null +++ b/network/icecat/changeset280875.patch @@ -0,0 +1,49 @@ +From 4d0fe8f40364c170226f1ef3bc98975630463e87 Mon Sep 17 00:00:00 2001 +From: Mike Hommey <mh+mozilla@glandium.org> +Date: Tue, 19 Jan 2016 14:31:04 +0900 +Subject: [PATCH] Bug 1233963 - Work around recent GNU gold behavior with + segments starting before the first section they contain + +--- + build/unix/elfhack/elf.cpp | 7 +++++-- + 1 file changed, 5 insertions(+), 2 deletions(-) + +diff --git a/build/unix/elfhack/elf.cpp b/build/unix/elfhack/elf.cpp +index 666b535..743afde 100644 +--- a/build/unix/elfhack/elf.cpp ++++ b/build/unix/elfhack/elf.cpp +@@ -253,26 +253,29 @@ Elf::Elf(std::ifstream &file) + } + if (phdr.p_type == PT_PHDR) + segment->addSection(phdr_section); + for (int j = 1; j < ehdr->e_shnum; j++) + if (phdr.contains(sections[j])) + segment->addSection(sections[j]); + // Make sure that our view of segments corresponds to the original + // ELF file. +- assert(segment->getFileSize() == phdr.p_filesz); ++ // GNU gold likes to start some segments before the first section ++ // they contain. https://sourceware.org/bugzilla/show_bug.cgi?id=19392 ++ unsigned int gold_adjustment = segment->getAddr() - phdr.p_vaddr; ++ assert(segment->getFileSize() == phdr.p_filesz - gold_adjustment); + // gold makes TLS segments end on an aligned virtual address, even + // when the underlying section ends before that, while bfd ld + // doesn't. It's fine if we don't keep that alignment. + unsigned int memsize = segment->getMemSize(); + if (phdr.p_type == PT_TLS && memsize != phdr.p_memsz) { + unsigned int align = segment->getAlign(); + memsize = (memsize + align - 1) & ~(align - 1); + } +- assert(memsize == phdr.p_memsz); ++ assert(memsize == phdr.p_memsz - gold_adjustment); + segments.push_back(segment); + } + + new (&eh_entry) ElfLocation(ehdr->e_entry, this); + } + + Elf::~Elf() + { +-- +2.7.0 + |