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Merge "Remove CFI-related WARs that seem no longer necessary" am: 9c7dcfd72c

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am: dae7f2b07b

Change-Id: I5c42064638ddbe712da76d3ff9b0116faebe68c4
This commit is contained in:
Pirama Arumuga Nainar 2017-11-06 20:37:09 +00:00 committed by android-build-merger
commit 46695ac392
1 changed files with 1 additions and 5 deletions
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6
cc/sanitize.go
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@ -34,9 +34,8 @@ var (
cfiCflags = []string{"-flto", "-fsanitize-cfi-cross-dso",
"-fsanitize-blacklist=external/compiler-rt/lib/cfi/cfi_blacklist.txt"}
// FIXME: revert the __cfi_check flag when clang is updated to r280031.
cfiLdflags = []string{"-flto", "-fsanitize-cfi-cross-dso", "-fsanitize=cfi",
"-Wl,-plugin-opt,O1 -Wl,-export-dynamic-symbol=__cfi_check"}
"-Wl,-plugin-opt,O1"}
cfiArflags = []string{"--plugin ${config.ClangBin}/../lib64/LLVMgold.so"}
cfiExportsMapPath = "build/soong/cc/config/cfi_exports.map"
cfiExportsMap android.Path
@ -364,9 +363,6 @@ func (sanitize *sanitize) flags(ctx ModuleContext, flags Flags) Flags {
// __cfi_check needs to be built as Thumb (see the code in linker_cfi.cpp). LLVM is not set up
// to do this on a function basis, so force Thumb on the entire module.
flags.RequiredInstructionSet = "thumb"
// Workaround for b/33678192. CFI jumptables need Thumb2 codegen. Revert when
// Clang is updated past r290384.
flags.LdFlags = append(flags.LdFlags, "-march=armv7-a")
}
sanitizers = append(sanitizers, "cfi")