commit 9a9de764158e69caf8a91eadc4ef25bb29f16697
author Chris Bieneman <beanz@apple.com> Tue Sep 29 23:21:09 2015 +0000
committer Chris Bieneman <beanz@apple.com> Tue Sep 29 23:21:09 2015 +0000
tree 6c25dc9a96a0e4ddcbd9e821825dd449349f7b31
parent b71c47332cb99733559247823bfcb60085e7ca30

[CMake] [macho_embedded] We need to set some extra flags when building the macho_embedded builtins.

If we don't specify the arm target the float ABI compiler flags get ignored.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@248853 91177308-0d34-0410-b5e6-96231b3b80d8

cmake/Modules/CompilerRTDarwinUtils.cmake

diff --git a/cmake/Modules/CompilerRTDarwinUtils.cmake b/cmake/Modules/CompilerRTDarwinUtils.cmake
index 474c9fd..12c1747 100644
--- a/cmake/Modules/CompilerRTDarwinUtils.cmake
+++ b/cmake/Modules/CompilerRTDarwinUtils.cmake
@@ -338,6 +338,11 @@
 
   set(DARWIN_macho_embedded_LIBRARY_OUTPUT_DIR
     ${COMPILER_RT_OUTPUT_DIR}/lib/macho_embedded)
+    
+  set(CFLAGS_armv7 "-target thumbv7-apple-darwin-eabi")
+  set(CFLAGS_armv7em "-target thumbv7-apple-darwin-eabi")
+  set(CFLAGS_armv7m "-target thumbv7-apple-darwin-eabi")
+  set(CFLAGS_i386 "-march=pentium")
 
   set(DARWIN_SOFT_FLOAT_ARCHS armv6m armv7m armv7em armv7)
   set(DARWIN_HARD_FLOAT_ARCHS armv7em armv7 i386 x86_64)
@@ -378,7 +383,7 @@
                               OS macho_embedded
                               ARCH ${arch}
                               SOURCES ${${arch}_filtered_sources}
-                              CFLAGS -arch ${arch} ${${type}_FLAG} ${${float_type}_FLOAT_FLAG}
+                              CFLAGS -arch ${arch} ${${type}_FLAG} ${${float_type}_FLOAT_FLAG} ${CFLAGS_${arch}}
                               PARENT_TARGET builtins)
       endforeach()
       foreach(lib ${macho_embedded_${lib_suffix}_libs})