CMake: Use -fPIC instead of -fpic

This resolves a build failure on architectures that differentiate between
-fpic and -fPIC.

Special thanks to Matthias Klose and Graham Inggs.

diff --git a/cmake/setup_compiler_flags_gnu.cmake b/cmake/setup_compiler_flags_gnu.cmake
index 4cccd5356122ea8c85c7fcde3da6387719393712..cc752416507c7e33a5708846f4de40a89d0fc0d9 100644 (file)
--- a/cmake/setup_compiler_flags_gnu.cmake
+++ b/cmake/setup_compiler_flags_gnu.cmake
@@ -46,7 +46,7 @@ ENDIF()
 #
 # Set the pic flag.
 #
-ENABLE_IF_SUPPORTED(DEAL_II_CXX_FLAGS "-fpic")
+ENABLE_IF_SUPPORTED(DEAL_II_CXX_FLAGS "-fPIC")
 
 #
 # Check whether the -as-needed flag is available. If so set it to link