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Merge "Remove clang indirection, affects command line ordering"

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This commit is contained in:
Colin Cross
2021-07-19 21:46:52 +00:00
committed by Gerrit Code Review
parent 0b45f0b90f 9cc59c1cbd
commit ae86338676
2 changed files with 53 additions and 60 deletions
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58
cc/config/clang.go
View File

@@ -92,64 +92,6 @@ var ClangTidyDisableChecks = []string{
"readability-function-cognitive-complexity", // http://b/175055536
}
func init() {
exportStringListStaticVariable("ClangExtraCflags", []string{
"-D__compiler_offsetof=__builtin_offsetof",
// Emit address-significance table which allows linker to perform safe ICF. Clang does
// not emit the table by default on Android since NDK still uses GNU binutils.
"-faddrsig",
// Turn on -fcommon explicitly, since Clang now defaults to -fno-common. The cleanup bug
// tracking this is http://b/151457797.
"-fcommon",
// Help catch common 32/64-bit errors.
"-Werror=int-conversion",
// Enable the new pass manager.
"-fexperimental-new-pass-manager",
// Disable overly aggressive warning for macros defined with a leading underscore
// This happens in AndroidConfig.h, which is included nearly everywhere.
// TODO: can we remove this now?
"-Wno-reserved-id-macro",
// Workaround for ccache with clang.
// See http://petereisentraut.blogspot.com/2011/05/ccache-and-clang.html.
"-Wno-unused-command-line-argument",
// Force clang to always output color diagnostics. Ninja will strip the ANSI
// color codes if it is not running in a terminal.
"-fcolor-diagnostics",
// Warnings from clang-7.0
"-Wno-sign-compare",
// Warnings from clang-8.0
"-Wno-defaulted-function-deleted",
// Disable -Winconsistent-missing-override until we can clean up the existing
// codebase for it.
"-Wno-inconsistent-missing-override",
// Warnings from clang-10
// Nested and array designated initialization is nice to have.
"-Wno-c99-designator",
// Warnings from clang-12
"-Wno-gnu-folding-constant",
// Calls to the APIs that are newer than the min sdk version of the caller should be
// guarded with __builtin_available.
"-Wunguarded-availability",
// This macro allows the bionic versioning.h to indirectly determine whether the
// option -Wunguarded-availability is on or not.
"-D__ANDROID_UNAVAILABLE_SYMBOLS_ARE_WEAK__",
})
}
func ClangFilterUnknownCflags(cflags []string) []string {
result, _ := android.FilterList(cflags, ClangUnknownCflags)
return result

55
cc/config/global.go
View File

@@ -55,6 +55,59 @@ var (
"-Werror=pragma-pack-suspicious-include",
"-Werror=string-plus-int",
"-Werror=unreachable-code-loop-increment",
"-D__compiler_offsetof=__builtin_offsetof",
// Emit address-significance table which allows linker to perform safe ICF. Clang does
// not emit the table by default on Android since NDK still uses GNU binutils.
"-faddrsig",
// Turn on -fcommon explicitly, since Clang now defaults to -fno-common. The cleanup bug
// tracking this is http://b/151457797.
"-fcommon",
// Help catch common 32/64-bit errors.
"-Werror=int-conversion",
// Enable the new pass manager.
"-fexperimental-new-pass-manager",
// Disable overly aggressive warning for macros defined with a leading underscore
// This happens in AndroidConfig.h, which is included nearly everywhere.
// TODO: can we remove this now?
"-Wno-reserved-id-macro",
// Workaround for ccache with clang.
// See http://petereisentraut.blogspot.com/2011/05/ccache-and-clang.html.
"-Wno-unused-command-line-argument",
// Force clang to always output color diagnostics. Ninja will strip the ANSI
// color codes if it is not running in a terminal.
"-fcolor-diagnostics",
// Warnings from clang-7.0
"-Wno-sign-compare",
// Warnings from clang-8.0
"-Wno-defaulted-function-deleted",
// Disable -Winconsistent-missing-override until we can clean up the existing
// codebase for it.
"-Wno-inconsistent-missing-override",
// Warnings from clang-10
// Nested and array designated initialization is nice to have.
"-Wno-c99-designator",
// Warnings from clang-12
"-Wno-gnu-folding-constant",
// Calls to the APIs that are newer than the min sdk version of the caller should be
// guarded with __builtin_available.
"-Wunguarded-availability",
// This macro allows the bionic versioning.h to indirectly determine whether the
// option -Wunguarded-availability is on or not.
"-D__ANDROID_UNAVAILABLE_SYMBOLS_ARE_WEAK__",
}
commonGlobalConlyflags = []string{}
@@ -246,7 +299,6 @@ func init() {
bazelCommonGlobalCflags := append(
commonGlobalCflags,
[]string{
"${ClangExtraCflags}",
// Default to zero initialization.
"-ftrivial-auto-var-init=zero",
"-enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang",
@@ -255,7 +307,6 @@ func init() {
pctx.VariableFunc("CommonGlobalCflags", func(ctx android.PackageVarContext) string {
flags := commonGlobalCflags
flags = append(flags, "${ClangExtraCflags}")
// http://b/131390872
// Automatically initialize any uninitialized stack variables.