llvmPackages_{14, git}.clang: add nostdlibinc flag

Fix header search paths as NixOS#153963
crabtw · Sep 30, 2022 · 44165d3 · 44165d3
1 parent 1d5f427
commit 44165d3
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Showing 4 changed files with 38 additions and 8 deletions.
diff --git a/pkgs/development/compilers/llvm/14/clang/add-nostdlibinc-flag.patch b/pkgs/development/compilers/llvm/14/clang/add-nostdlibinc-flag.patch
@@ -0,0 +1,18 @@
+diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
+index 3bfddeefc7b2..05b11d9e562d 100644
+--- a/lib/Driver/Driver.cpp
++++ b/lib/Driver/Driver.cpp
+@@ -482,6 +482,13 @@ DerivedArgList *Driver::TranslateInputArgs(const InputArgList &Args) const {
+   }
+ #endif
+
++  {
++    Arg *A = DAL->MakeFlagArg(/*BaseArg=*/nullptr,
++                              Opts.getOption(options::OPT_nostdlibinc));
++    A->claim();
++    DAL->append(A);
++  }
++
+   return DAL;
+ }
+
diff --git a/pkgs/development/compilers/llvm/14/clang/default.nix b/pkgs/development/compilers/llvm/14/clang/default.nix
@@ -45,6 +45,7 @@ let
       ./purity.patch
       # https://reviews.llvm.org/D51899
       ./gnu-install-dirs.patch
+      ./add-nostdlibinc-flag.patch
       (substituteAll {
         src = ../../clang-11-12-LLVMgold-path.patch;
         libllvmLibdir = "${libllvm.lib}/lib";
@@ -54,10 +55,6 @@ let
     postPatch = ''
       (cd tools && ln -s ../../clang-tools-extra extra)
 
-      sed -i -e 's/DriverArgs.hasArg(options::OPT_nostdlibinc)/true/' \
-             -e 's/Args.hasArg(options::OPT_nostdlibinc)/true/' \
-             lib/Driver/ToolChains/*.cpp
-
       # Patch for standalone doc building
       sed -i '1s,^,find_package(Sphinx REQUIRED)\n,' docs/CMakeLists.txt
     '' + lib.optionalString stdenv.hostPlatform.isMusl ''

diff --git a/pkgs/development/compilers/llvm/git/clang/add-nostdlibinc-flag.patch b/pkgs/development/compilers/llvm/git/clang/add-nostdlibinc-flag.patch
@@ -0,0 +1,18 @@
+diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
+index 3f29afd35971..223d2769cdfc 100644
+--- a/lib/Driver/Driver.cpp
++++ b/lib/Driver/Driver.cpp
+@@ -491,6 +491,13 @@ DerivedArgList *Driver::TranslateInputArgs(const InputArgList &Args) const {
+   }
+ #endif
+
++  {
++    Arg *A = DAL->MakeFlagArg(/*BaseArg=*/nullptr,
++                              Opts.getOption(options::OPT_nostdlibinc));
++    A->claim();
++    DAL->append(A);
++  }
++
+   return DAL;
+ }
+
diff --git a/pkgs/development/compilers/llvm/git/clang/default.nix b/pkgs/development/compilers/llvm/git/clang/default.nix
@@ -46,6 +46,7 @@ let
       ./purity.patch
       # https://reviews.llvm.org/D51899
       ./gnu-install-dirs.patch
+      ./add-nostdlibinc-flag.patch
       (substituteAll {
         src = ../../clang-11-12-LLVMgold-path.patch;
         libllvmLibdir = "${libllvm.lib}/lib";
@@ -55,10 +56,6 @@ let
     postPatch = ''
       (cd tools && ln -s ../../clang-tools-extra extra)
 
-      sed -i -e 's/DriverArgs.hasArg(options::OPT_nostdlibinc)/true/' \
-             -e 's/Args.hasArg(options::OPT_nostdlibinc)/true/' \
-             lib/Driver/ToolChains/*.cpp
-
       # Patch for standalone doc building
       sed -i '1s,^,find_package(Sphinx REQUIRED)\n,' docs/CMakeLists.txt
     '' + lib.optionalString stdenv.hostPlatform.isMusl ''