Commit 97502be8 authored by Yuriy Syrovetskiy's avatar Yuriy Syrovetskiy Committed by Marge Bot
Browse files

Add `-optcxx` option (#16477)

parent 2b3f4718
......@@ -369,4 +369,3 @@ isHaskellSigFilename f = isHaskellSigSuffix (drop 1 $ takeExtension f)
isObjectFilename, isDynLibFilename :: Platform -> FilePath -> Bool
isObjectFilename platform f = isObjectSuffix platform (drop 1 $ takeExtension f)
isDynLibFilename platform f = isDynLibSuffix platform (drop 1 $ takeExtension f)
......@@ -1218,17 +1218,8 @@ runPhase (RealPhase cc_phase) input_fn dflags
ghcVersionH <- liftIO $ getGhcVersionPathName dflags
let gcc_lang_opt | cc_phase `eqPhase` Ccxx = "c++"
| cc_phase `eqPhase` Cobjc = "objective-c"
| cc_phase `eqPhase` Cobjcxx = "objective-c++"
| otherwise = "c"
liftIO $ SysTools.runCc dflags (
-- force the C compiler to interpret this file as C when
-- compiling .hc files, by adding the -x c option.
-- Also useful for plain .c files, just in case GHC saw a
-- -x c option.
[ SysTools.Option "-x", SysTools.Option gcc_lang_opt
, SysTools.FileOption "" input_fn
liftIO $ SysTools.runCc (phaseForeignLanguage cc_phase) dflags (
[ SysTools.FileOption "" input_fn
, SysTools.Option "-o"
, SysTools.FileOption "" output_fn
]
......@@ -1917,7 +1908,7 @@ doCpp dflags raw input_fn output_fn = do
let verbFlags = getVerbFlags dflags
let cpp_prog args | raw = SysTools.runCpp dflags args
| otherwise = SysTools.runCc dflags (SysTools.Option "-E" : args)
| otherwise = SysTools.runCc Nothing dflags (SysTools.Option "-E" : args)
let target_defs =
[ "-D" ++ HOST_OS ++ "_BUILD_OS",
......
......@@ -92,7 +92,8 @@ module DynFlags (
extraGccViaCFlags, systemPackageConfig,
pgm_L, pgm_P, pgm_F, pgm_c, pgm_a, pgm_l, pgm_dll, pgm_T,
pgm_windres, pgm_libtool, pgm_ar, pgm_ranlib, pgm_lo, pgm_lc,
pgm_lcc, pgm_i, opt_L, opt_P, opt_F, opt_c, opt_a, opt_l, opt_i,
pgm_lcc, pgm_i,
opt_L, opt_P, opt_F, opt_c, opt_cxx, opt_a, opt_l, opt_i,
opt_P_signature,
opt_windres, opt_lo, opt_lc, opt_lcc,
......@@ -1340,6 +1341,7 @@ data Settings = Settings {
-- See Note [Repeated -optP hashing]
sOpt_F :: [String],
sOpt_c :: [String],
sOpt_cxx :: [String],
sOpt_a :: [String],
sOpt_l :: [String],
sOpt_windres :: [String],
......@@ -1423,6 +1425,8 @@ opt_F dflags = sOpt_F (settings dflags)
opt_c :: DynFlags -> [String]
opt_c dflags = concatMap (wayOptc (targetPlatform dflags)) (ways dflags)
++ sOpt_c (settings dflags)
opt_cxx :: DynFlags -> [String]
opt_cxx dflags = sOpt_cxx (settings dflags)
opt_a :: DynFlags -> [String]
opt_a dflags = sOpt_a (settings dflags)
opt_l :: DynFlags -> [String]
......@@ -2520,7 +2524,7 @@ setObjectDir, setHiDir, setHieDir, setStubDir, setDumpDir, setOutputDir,
setDynObjectSuf, setDynHiSuf,
setDylibInstallName,
setObjectSuf, setHiSuf, setHieSuf, setHcSuf, parseDynLibLoaderMode,
setPgmP, addOptl, addOptc, addOptP,
setPgmP, addOptl, addOptc, addOptcxx, addOptP,
addCmdlineFramework, addHaddockOpts, addGhciScript,
setInteractivePrint
:: String -> DynFlags -> DynFlags
......@@ -2636,6 +2640,7 @@ setDumpPrefixForce f d = d { dumpPrefixForce = f}
setPgmP f = let (pgm:args) = words f in alterSettings (\s -> s { sPgm_P = (pgm, map Option args)})
addOptl f = alterSettings (\s -> s { sOpt_l = f : sOpt_l s})
addOptc f = alterSettings (\s -> s { sOpt_c = f : sOpt_c s})
addOptcxx f = alterSettings (\s -> s { sOpt_cxx = f : sOpt_cxx s})
addOptP f = alterSettings (\s -> s { sOpt_P = f : sOpt_P s
, sOpt_P_fingerprint = fingerprintStrings (f : sOpt_P s)
})
......@@ -3038,6 +3043,8 @@ dynamic_flags_deps = [
(hasArg (\f -> alterSettings (\s -> s { sOpt_F = f : sOpt_F s})))
, make_ord_flag defFlag "optc"
(hasArg addOptc)
, make_ord_flag defFlag "optcxx"
(hasArg addOptcxx)
, make_ord_flag defFlag "opta"
(hasArg (\f -> alterSettings (\s -> s { sOpt_a = f : sOpt_a s})))
, make_ord_flag defFlag "optl"
......
......@@ -30,6 +30,7 @@ module HscTypes (
ModGuts(..), CgGuts(..), ForeignStubs(..), appendStubC,
ImportedMods, ImportedBy(..), importedByUser, ImportedModsVal(..), SptEntry(..),
ForeignSrcLang(..),
phaseForeignLanguage,
ModSummary(..), ms_imps, ms_installed_mod, ms_mod_name, showModMsg, isBootSummary,
msHsFilePath, msHiFilePath, msObjFilePath,
......@@ -182,6 +183,7 @@ import CmdLineParser
import DynFlags
import DriverPhases ( Phase, HscSource(..), hscSourceString
, isHsBootOrSig, isHsigFile )
import qualified DriverPhases as Phase
import BasicTypes
import IfaceSyn
import Maybes
......@@ -3136,3 +3138,15 @@ Also see Note [Typechecking Complete Matches] in TcBinds for a more detailed
explanation for how GHC ensures that all the conlikes in a COMPLETE set are
consistent.
-}
-- | Foreign language of the phase if the phase deals with a foreign code
phaseForeignLanguage :: Phase -> Maybe ForeignSrcLang
phaseForeignLanguage phase = case phase of
Phase.Cc -> Just LangC
Phase.Ccxx -> Just LangCxx
Phase.Cobjc -> Just LangObjc
Phase.Cobjcxx -> Just LangObjcxx
Phase.HCc -> Just LangC
Phase.As _ -> Just LangAsm
Phase.MergeForeign -> Just RawObject
_ -> Nothing
......@@ -301,6 +301,7 @@ initSysTools top_dir
sOpt_P_fingerprint = fingerprint0,
sOpt_F = [],
sOpt_c = [],
sOpt_cxx = [],
sOpt_a = [],
sOpt_l = [],
sOpt_windres = [],
......
......@@ -40,7 +40,7 @@ mkExtraObj dflags extn xs
oFile <- newTempName dflags TFL_GhcSession "o"
writeFile cFile xs
ccInfo <- liftIO $ getCompilerInfo dflags
runCc dflags
runCc Nothing dflags
([Option "-c",
FileOption "" cFile,
Option "-o",
......
......@@ -10,6 +10,7 @@ module SysTools.Tasks where
import Exception
import ErrUtils
import HscTypes
import DynFlags
import Outputable
import Platform
......@@ -58,11 +59,12 @@ runPp dflags args = do
opts = map Option (getOpts dflags opt_F)
runSomething dflags "Haskell pre-processor" prog (args ++ opts)
runCc :: DynFlags -> [Option] -> IO ()
runCc dflags args = do
-- | Run compiler of C-like languages and raw objects (such as gcc or clang).
runCc :: Maybe ForeignSrcLang -> DynFlags -> [Option] -> IO ()
runCc mLanguage dflags args = do
let (p,args0) = pgm_c dflags
args1 = map Option (getOpts dflags opt_c)
args2 = args0 ++ args ++ args1
args1 = map Option userOpts
args2 = args0 ++ languageOptions ++ args ++ args1
-- We take care to pass -optc flags in args1 last to ensure that the
-- user can override flags passed by GHC. See #14452.
mb_env <- getGccEnv args2
......@@ -118,6 +120,21 @@ runCc dflags args = do
| "warning: call-clobbered register used" `isContainedIn` w = False
| otherwise = True
-- force the C compiler to interpret this file as C when
-- compiling .hc files, by adding the -x c option.
-- Also useful for plain .c files, just in case GHC saw a
-- -x c option.
(languageOptions, userOpts) = case mLanguage of
Nothing -> ([], userOpts_c)
Just language -> ([Option "-x", Option languageName], opts) where
(languageName, opts) = case language of
LangCxx -> ("c++", userOpts_cxx)
LangObjc -> ("objective-c", userOpts_c)
LangObjcxx -> ("objective-c++", userOpts_cxx)
_ -> ("c", userOpts_c)
userOpts_c = getOpts dflags opt_c
userOpts_cxx = getOpts dflags opt_cxx
isContainedIn :: String -> String -> Bool
xs `isContainedIn` ys = any (xs `isPrefixOf`) (tails ys)
......
......@@ -154,6 +154,13 @@ the following flags:
Pass ⟨option⟩ to the C compiler.
.. ghc-flag:: -optcxx ⟨option⟩
:shortdesc: pass ⟨option⟩ to the C++ compiler
:type: dynamic
:category: phase-options
Pass ⟨option⟩ to the C++ compiler.
.. ghc-flag:: -optlo ⟨option⟩
:shortdesc: pass ⟨option⟩ to the LLVM optimiser
:type: dynamic
......
......@@ -32,3 +32,12 @@ test('cc016', normal, compile, [''])
test('T10460', normal, compile, [''])
test('T11983', [omit_ways(['ghci'])], compile, ['T11983.c'])
test('T14125', normal, compile, [''])
test(
'cc017',
normal,
compile,
[
'-optc=-DC -optcxx=-DCXX -optcxx=-std=c++11'
+ (' -optcxx=-stdlib=libc++' if opsys('darwin') else '')
],
)
{-# LANGUAGE TemplateHaskell #-}
import Language.Haskell.TH.Syntax
-- Check -optc and -optcxx options passing.
-- This file must be compiled with -optc=-DC -optcxx=-DCXX
do addForeignSource LangC
"int CXX = 0; // -DCXX must not be passed to C \n\
\_Static_assert(C, \"name C must come from -DC\"); "
addForeignSource LangCxx
"int C = 0; // -DC must not be passed to C++ \n\
\static_assert(CXX, \"name CXX must come from -DCXX\"); "
pure []
main :: IO ()
main = pure ()
......@@ -28,7 +28,7 @@ test('ffi004', skip, compile_and_run, [''])
# On x86, the test suffers from floating-point differences due to the
# use of 80-bit internal precision when using the native code generator.
#
test('ffi005', [ omit_ways(prof_ways),
test('ffi005', [ omit_ways(prof_ways),
when(arch('i386'), skip),
when(platform('i386-apple-darwin'), expect_broken(4105)),
exit_code(3) ],
......
{-# LANGUAGE ForeignFunctionInterface #-}
{-# LANGUAGE TemplateHaskell #-}
{-# OPTIONS_GHC -optc-DA_MACRO=1 #-}
{-# OPTIONS_GHC -optc-DA_MACRO=1 -optcxx-DA_MACRO=1 #-}
import Language.Haskell.TH.Syntax
import System.IO (hFlush, stdout)
......
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