186 lines
5.8 KiB
Diff
186 lines
5.8 KiB
Diff
From a1207cc75454e653030716948d27ec27412f6fe8 Mon Sep 17 00:00:00 2001
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From: Mike Gilbert <floppym@gentoo.org>
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Date: Sat, 16 Jun 2019 15:43:27 +0100
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Subject: [PATCH] Disable various compiler configs
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---
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build/config/compiler/BUILD.gn | 64 +++++++++++++---------------------
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1 file changed, 25 insertions(+), 39 deletions(-)
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diff --git a/build/config/compiler/BUILD.gn b/build/config/compiler/BUILD.gn
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index a3f21b7..0a7bec6 100644
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--- a/build/config/compiler/BUILD.gn
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+++ b/build/config/compiler/BUILD.gn
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@@ -230,8 +230,6 @@ config("compiler") {
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configs += [
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# See the definitions below.
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- ":clang_revision",
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- ":compiler_cpu_abi",
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":compiler_codegen",
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":compiler_deterministic",
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]
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@@ -471,20 +469,6 @@ config("compiler") {
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}
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}
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- if (is_clang && !is_nacl && !use_xcode_clang) {
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- cflags += [ "-fcrash-diagnostics-dir=" +
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- rebase_path("//tools/clang/crashreports", root_build_dir) ]
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-
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- cflags += [
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- # TODO(hans): Remove this once Clang generates better optimized debug info
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- # by default. https://crbug.com/765793
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- "-Xclang",
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- "-mllvm",
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- "-Xclang",
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- "-instcombine-lower-dbg-declare=0",
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- ]
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- }
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-
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# C11/C++11 compiler flags setup.
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# ---------------------------
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if (is_linux || is_android || (is_nacl && is_clang) || current_os == "aix") {
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@@ -1431,6 +1415,12 @@ config("default_warnings") {
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"-Wno-narrowing",
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]
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+ # -Wno-class-memaccess warns about hash table and vector in blink.
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+ # But the violation is intentional.
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+ if (!is_nacl) {
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+ cflags_cc += [ "-Wno-class-memaccess" ]
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+ }
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+
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# -Wunused-local-typedefs is broken in gcc,
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# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63872
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cflags += [ "-Wno-unused-local-typedefs" ]
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@@ -1525,7 +1515,7 @@ config("chromium_code") {
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defines = [ "_HAS_NODISCARD" ]
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}
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} else {
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- cflags = [ "-Wall" ]
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+ cflags = []
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if (treat_warnings_as_errors) {
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cflags += [ "-Werror" ]
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@@ -1534,10 +1524,6 @@ config("chromium_code") {
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# well.
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ldflags = [ "-Werror" ]
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}
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- if (is_clang) {
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- # Enable extra warnings for chromium_code when we control the compiler.
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- cflags += [ "-Wextra" ]
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- }
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# In Chromium code, we define __STDC_foo_MACROS in order to get the
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# C99 macros on Mac and Linux.
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@@ -1546,15 +1532,6 @@ config("chromium_code") {
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"__STDC_FORMAT_MACROS",
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]
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- if (!is_debug && !using_sanitizer && current_cpu != "s390x" &&
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- current_cpu != "s390" && current_cpu != "ppc64" &&
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- current_cpu != "mips" && current_cpu != "mips64") {
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- # Non-chromium code is not guaranteed to compile cleanly with
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- # _FORTIFY_SOURCE. Also, fortified build may fail when optimizations are
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- # disabled, so only do that for Release build.
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- defines += [ "_FORTIFY_SOURCE=2" ]
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- }
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-
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if (is_mac) {
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cflags_objc = [ "-Wobjc-missing-property-synthesis" ]
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cflags_objcc = [ "-Wobjc-missing-property-synthesis" ]
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@@ -1943,7 +1920,8 @@ config("default_stack_frames") {
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}
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# Default "optimization on" config.
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-config("optimize") {
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+config("optimize") { }
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+config("xoptimize") {
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if (is_win) {
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# TODO(thakis): Remove is_clang here, https://crbug.com/598772
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if (is_official_build && full_wpo_on_official && !is_clang) {
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@@ -1977,7 +1955,8 @@ config("optimize") {
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}
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# Same config as 'optimize' but without the WPO flag.
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-config("optimize_no_wpo") {
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+config("optimize_no_wpo") { }
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+config("xoptimize_no_wpo") {
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if (is_win) {
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# Favor size over speed, /O1 must be before the common flags. The GYP
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# build also specifies /Os and /GF but these are implied by /O1.
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@@ -2000,7 +1979,8 @@ config("optimize_no_wpo") {
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}
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# Turn off optimizations.
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-config("no_optimize") {
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+config("no_optimize") { }
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+config("xno_optimize") {
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if (is_win) {
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cflags = [
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"/Od", # Disable optimization.
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@@ -2028,7 +2008,8 @@ config("no_optimize") {
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# Turns up the optimization level. On Windows, this implies whole program
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# optimization and link-time code generation which is very expensive and should
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# be used sparingly.
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-config("optimize_max") {
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+config("optimize_max") { }
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+config("xoptimize_max") {
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if (is_nacl && is_nacl_irt) {
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# The NaCl IRT is a special case and always wants its own config.
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# Various components do:
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@@ -2075,7 +2056,8 @@ config("optimize_max") {
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#
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# TODO(crbug.com/621335) - rework how all of these configs are related
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# so that we don't need this disclaimer.
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-config("optimize_speed") {
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+config("optimize_speed") { }
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+config("xoptimize_speed") {
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if (is_nacl && is_nacl_irt) {
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# The NaCl IRT is a special case and always wants its own config.
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# Various components do:
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@@ -2113,7 +2095,8 @@ config("optimize_speed") {
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}
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}
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-config("optimize_fuzzing") {
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+config("optimize_fuzzing") { }
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+config("xoptimize_fuzzing") {
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cflags = [ "-O1" ] + common_optimize_on_cflags
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ldflags = common_optimize_on_ldflags
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visibility = [ ":default_optimization" ]
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@@ -2215,7 +2198,8 @@ config("win_pdbaltpath") {
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}
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# Full symbols.
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-config("symbols") {
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+config("symbols") { }
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+config("xsymbols") {
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if (is_win) {
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if (use_goma || is_clang) {
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# Note that with VC++ this requires is_win_fastlink, enforced elsewhere.
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@@ -2325,7 +2309,8 @@ config("symbols") {
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# Minimal symbols.
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# This config guarantees to hold symbol for stack trace which are shown to user
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# when crash happens in unittests running on buildbot.
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-config("minimal_symbols") {
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+config("minimal_symbols") { }
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+config("xminimal_symbols") {
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if (is_win) {
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# Linker symbols for backtraces only.
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cflags = []
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@@ -2382,7 +2367,8 @@ config("minimal_symbols") {
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}
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# No symbols.
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-config("no_symbols") {
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+config("no_symbols") { }
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+config("xno_symbols") {
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if (!is_win) {
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cflags = [ "-g0" ]
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asmflags = cflags
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--
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2.21.0
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