Merge pull request #1041 from zao/fix-1040-regex

Remove redundant costly Kleene stars from regex searches
STEllAR-GROUP · Jan 6, 2014 · 74eea6a · 74eea6a
2 parents e6d9f91 + 610dfc4
commit 74eea6a
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/cmake/HPX_Compile.cmake b/cmake/HPX_Compile.cmake
@@ -83,12 +83,12 @@ if(NOT CMAKE_CROSSCOMPILING)
         )
         if(${name}_STDERR)
           if("${CMAKE_${${name}_LANGUAGE}_COMPILER_ID}" STREQUAL "Intel")
-            string(REGEX MATCH ".*command line warning #.*" ${name}_HAS_COMMAND_LINE_WARNING ${${name}_STDERR})
+            string(REGEX MATCH "command line warning #" ${name}_HAS_COMMAND_LINE_WARNING ${${name}_STDERR})
             if(${name}_HAS_COMMAND_LINE_WARNING)
               set(${name}_RESULT "1")
             endif()
           elseif("${CMAKE_${${name}_LANGUAGE}_COMPILER_ID}" STREQUAL "Clang")
-            string(REGEX MATCH ".*(argument unused during compilation|unknown warning option).*" ${name}_HAS_UNUSED_ARGUMENT_WARNING ${${name}_STDERR})
+            string(REGEX MATCH "(argument unused during compilation|unknown warning option)" ${name}_HAS_UNUSED_ARGUMENT_WARNING ${${name}_STDERR})
           endif()
         endif()
         file(WRITE ${CMAKE_BINARY_DIR}/${CMAKE_FILES_DIRECTORY}/${name}.${${name}_LANGUAGE}.log ${${name}_STDERR} ${${name}_STDOUT} "\n")
@@ -120,12 +120,12 @@ else()
     if(${name}_RESULT)
       set(${name}_RESULT "0")
       if("${CMAKE_${${name}_LANGUAGE}_COMPILER_ID}" STREQUAL "Intel")
-        string(REGEX MATCH ".*command line warning #.*" ${name}_HAS_COMMAND_LINE_WARNING ${${name}_OUT})
+        string(REGEX MATCH "command line warning #" ${name}_HAS_COMMAND_LINE_WARNING ${${name}_OUT})
         if(${name}_HAS_COMMAND_LINE_WARNING)
           set(${name}_RESULT "1")
         endif()
       elseif("${CMAKE_${${name}_LANGUAGE}_COMPILER_ID}" STREQUAL "Clang")
-        string(REGEX MATCH ".*(argument unused during compilation|unknown warning option).*" ${name}_HAS_UNUSED_ARGUMENT_WARNING ${${name}_OUT})
+        string(REGEX MATCH "(argument unused during compilation|unknown warning option)" ${name}_HAS_UNUSED_ARGUMENT_WARNING ${${name}_OUT})
       endif()
     else()
       set(${name}_RESULT "1")