Unverified Commit e58eaa0e authored by Lily Foster's avatar Lily Foster
Browse files

llvmPackages_{15,16}: fix libcxxabi -fno-exceptions build for wasm

parent 536833ef

pkgs/development/compilers/llvm/15/default.nix

+22 −12
Original line number Diff line number Diff line
@@ -266,11 +266,13 @@ in let 
        targetLlvmLibraries.compiler-rt

      ];

      extraBuildCommands = mkExtraBuildCommands cc;

      nixSupport.cc-cflags = [

      nixSupport.cc-cflags =

        [

          "-rtlib=compiler-rt"

          "-B${targetLlvmLibraries.compiler-rt}/lib"

          "-nostdlib++"

      ];

        ]

        ++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions";

    };



    clangNoLibc = wrapCCWith rec {
@@ -281,10 +283,12 @@ in let 
        targetLlvmLibraries.compiler-rt

      ];

      extraBuildCommands = mkExtraBuildCommands cc;

      nixSupport.cc-cflags = [

      nixSupport.cc-cflags =

        [

          "-rtlib=compiler-rt"

          "-B${targetLlvmLibraries.compiler-rt}/lib"

      ];

        ]

        ++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions";

    };



    clangNoCompilerRt = wrapCCWith rec {
@@ -293,16 +297,22 @@ in let 
      bintools = bintoolsNoLibc';

      extraPackages = [ ];

      extraBuildCommands = mkExtraBuildCommands0 cc;

      nixSupport.cc-cflags = [ "-nostartfiles" ];

      nixSupport.cc-cflags =

        [

          "-nostartfiles"

        ]

        ++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions";

    };



    clangNoCompilerRtWithLibc = wrapCCWith rec {

    clangNoCompilerRtWithLibc = wrapCCWith (rec {

      cc = tools.clang-unwrapped;

      libcxx = null;

      bintools = bintools';

      extraPackages = [ ];

      extraBuildCommands = mkExtraBuildCommands0 cc;

    };

    } // lib.optionalAttrs stdenv.targetPlatform.isWasm {

      nixSupport.cc-cflags = [ "-fno-exceptions" ];

    });



  });

pkgs/development/compilers/llvm/16/default.nix

+22 −12
Original line number Diff line number Diff line
@@ -271,11 +271,13 @@ in let 
        targetLlvmLibraries.compiler-rt

      ];

      extraBuildCommands = mkExtraBuildCommands cc;

      nixSupport.cc-cflags = [

      nixSupport.cc-cflags =

        [

          "-rtlib=compiler-rt"

          "-B${targetLlvmLibraries.compiler-rt}/lib"

          "-nostdlib++"

      ];

        ]

        ++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions";

    };



    clangNoLibc = wrapCCWith rec {
@@ -286,10 +288,12 @@ in let 
        targetLlvmLibraries.compiler-rt

      ];

      extraBuildCommands = mkExtraBuildCommands cc;

      nixSupport.cc-cflags = [

      nixSupport.cc-cflags =

        [

          "-rtlib=compiler-rt"

          "-B${targetLlvmLibraries.compiler-rt}/lib"

      ];

        ]

        ++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions";

    };



    clangNoCompilerRt = wrapCCWith rec {
@@ -298,16 +302,22 @@ in let 
      bintools = bintoolsNoLibc';

      extraPackages = [ ];

      extraBuildCommands = mkExtraBuildCommands0 cc;

      nixSupport.cc-cflags = [ "-nostartfiles" ];

      nixSupport.cc-cflags =

        [

          "-nostartfiles"

        ]

        ++ lib.optional stdenv.targetPlatform.isWasm "-fno-exceptions";

    };



    clangNoCompilerRtWithLibc = wrapCCWith rec {

    clangNoCompilerRtWithLibc = wrapCCWith (rec {

      cc = tools.clang-unwrapped;

      libcxx = null;

      bintools = bintools';

      extraPackages = [ ];

      extraBuildCommands = mkExtraBuildCommands0 cc;

    };

    } // lib.optionalAttrs stdenv.targetPlatform.isWasm {

      nixSupport.cc-cflags = [ "-fno-exceptions" ];

    });



    # Has to be in tools despite mostly being a library,

    # because we use a native helper executable from a