Try to fix target if condition. Update cache file.

Author: Prabhuk

.github/workflows/libc-fullbuild-tests.yml

@@ -114,14 +114,14 @@ jobs:
             -DCOMPILER_RT_SCUDO_STANDALONE_BUILD_SHARED=OFF"
         fi
 
-        if [[ ${{ contains(matrix.target, '-none-') }} ]]; then
-          cmake -B ${{ steps.strings.outputs.build-output-dir }} \
+        if [[ ${{ endsWith(matrix.target, '-none-eabi') }} ]]; then
+          cmake -B ${{ steps.strings.outputs.build-baremetal-output-dir }} \
           -DCMAKE_CXX_COMPILER=${{ matrix.cpp_compiler }} \
           -DCMAKE_C_COMPILER=${{ matrix.c_compiler }} \
           -DCMAKE_BUILD_TYPE=${{ matrix.build_type }} \
           -DCMAKE_C_COMPILER_LAUNCHER=sccache \
           -DCMAKE_CXX_COMPILER_LAUNCHER=sccache \
-          -DCMAKE_INSTALL_PREFIX=${{ steps.strings.outputs.build-install-dir }} \
+          -DCMAKE_INSTALL_PREFIX=${{ steps.strings.outputs.build-baremetal-install-dir }} \
           -DLLVM_RUNTIME_TARGETS=${{ matrix.target }} \
           -DCMAKE_C_COMPILER_TARGET=${{ matrix.target }} \
           -DCMAKE_CXX_COMPILER_TARGET=${{ matrix.target }} \
@@ -154,7 +154,7 @@ jobs:
 
     - name: Test
       # Skip UEFI tests until we have testing set up.
-      if: ${{ ! endsWith(matrix.target, '-uefi-llvm') }} && ${{ ! contains(matrix.target, '-none-') }}
+      if: ${{ ! endsWith(matrix.target, '-uefi-llvm') }} && ${{ ! endsWith(matrix.target, '-none-eabi') }}
       run: >
         cmake 
         --build ${{ steps.strings.outputs.build-output-dir }} 

clang/cmake/caches/Standalone_libc_baremetal.cache

@@ -1,11 +1,17 @@
+set(CMAKE_SYSTEM_NAME Generic CACHE STRING "")
+set(CMAKE_SYSTEM_PROCESSOR arm CACHE STRING "")
+set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY CACHE STRING "")
 set(LLVM_ENABLE_RUNTIMES "libc" CACHE STRING "")
+set(LLVM_ENABLE_ASSERTIONS OFF CACHE BOOL "")
+set(LLVM_INCLUDE_TESTS OFF CACHE BOOL "")
 set(LLVM_LIBC_FULL_BUILD "ON" CACHE BOOL "")
+set(LIBC_ENABLE_USE_BY_CLANG ON CACHE BOOL "")
 set(CMAKE_C_COMPILER_WORKS ON CACHE BOOL "")
 set(CMAKE_CXX_COMPILER_WORKS ON CACHE BOOL "")
-set(CMAKE_C_FLAGS "-mfloat-abi=soft -mthumb" CACHE STRING "")
-set(CMAKE_CXX_FLAGS "-mfloat-abi=soft -mthumb" CACHE STRING "")
 set(CMAKE_SYSROOT "" CACHE STRING "")
-set(CMAKE_SYSTEM_NAME Generic CACHE STRING "")
-set(CMAKE_SYSTEM_PROCESSOR arm CACHE STRING "")
 
-set(LLVM_INCLUDE_TESTS OFF CACHE BOOL "")
+set(LLVM_LIBC_INCLUDE_SCUDO OFF CACHE BOOL "")
+
+foreach(lang C;CXX;ASM)
+  set(CMAKE_${lang}_FLAGS "-march=armv6m -mcpu=cortex-m0plus -mfloat-abi=soft -Wno-atomic-alignment \"-Dvfprintf(stream, format, vlist)=vprintf(format, vlist)\" \"-Dfprintf(stream, format, ...)=printf(format)\" \"-Dfputs(string, stream)=puts(string)\" -D_LIBCPP_PRINT=1" CACHE STRING "")
+endforeach()