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[clang][driver][wasm] Fix libstdc++ target-dependent include dir 

The triple goes after the gcc version, not before. Also add the
/backward version.

Differential Revision: https://reviews.llvm.org/D120251
This commit is contained in:
Timm Bäder 2022-02-21 16:01:13 +01:00
parent 57c6012213
commit 2f300d34de
2 changed files with 5 additions and 2 deletions
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4
clang/lib/Driver/ToolChains/WebAssembly.cpp
View File

@ -528,10 +528,12 @@ void WebAssembly::addLibStdCXXIncludePaths(
// First add the per-target include path if the OS is known.
if (IsKnownOs) {
std::string TargetDir = LibPath + "/" + MultiarchTriple + "/c++/" + Version;
std::string TargetDir = LibPath + "/c++/" + Version + "/" + MultiarchTriple;
addSystemInclude(DriverArgs, CC1Args, TargetDir);
}
// Second add the generic one.
addSystemInclude(DriverArgs, CC1Args, LibPath + "/c++/" + Version);
// Third the backward one.
addSystemInclude(DriverArgs, CC1Args, LibPath + "/c++/" + Version + "/backward");
}

3
clang/test/Driver/wasm-toolchain.cpp
View File

@ -80,8 +80,9 @@
// COMPILE_STDCXX: clang{{.*}}" "-cc1"
// COMPILE_STDCXX: "-resource-dir" "[[RESOURCE_DIR:[^"]*]]"
// COMPILE_STDCXX: "-isysroot" "[[SYSROOT:[^"]+]]"
// COMPILE_STDCXX: "-internal-isystem" "[[SYSROOT:[^"]+]]/include/wasm32-wasi/c++/4.8"
// COMPILE_STDCXX: "-internal-isystem" "[[SYSROOT:[^"]+]]/include/c++/4.8/wasm32-wasi"
// COMPILE_STDCXX: "-internal-isystem" "[[SYSROOT:[^"]+]]/include/c++/4.8"
// COMPILE_STDCXX: "-internal-isystem" "[[SYSROOT:[^"]+]]/include/c++/4.8/backward"
// COMPILE_STDCXX: "-internal-isystem" "[[RESOURCE_DIR]]{{(/|\\\\)}}include"
// COMPILE_STDCXX: "-internal-isystem" "[[SYSROOT:[^"]+]]/include/wasm32-wasi"
// COMPILE_STDCXX: "-internal-isystem" "[[SYSROOT:[^"]+]]/include"