Fixed variants in new format and removed print statements from debugging

lib/spack/env/cc

@@ -105,7 +105,7 @@ case "$command" in
     f90|fc|f95|gfortran|ifort|pgfortran|xlf90|nagfor)
         command="$SPACK_FC"
         language="Fortran 90"
-        lang_flags=FC
+        lang_flags=F
         ;;
     f77|gfortran|ifort|pgfortran|xlf|nagfor)
         command="$SPACK_F77"
@@ -184,13 +184,13 @@ args=("$@")
 
 # Prepend cppflags, cflags, cxxflags, fcflags, fflags, and ldflags
 
-# Add cppflags
+# Add ldflags
 case "$mode" in
-    cppas|cc|ccld)
+    ld|ccld)
-        args=(${SPACK_CPPFLAGS[@]} "${args[@]}") ;;
+        args=(${SPACK_LDFLAGS[@]} "${args[@]}") ;;
 esac
 
-# Add compile flags.
+# Add compiler flags.
 case "$mode" in
     cc|ccld)
     # Add c, cxx, fc, and f flags
@@ -199,20 +199,25 @@ case "$mode" in
                 args=(${SPACK_CFLAGS[@]} "${args[@]}") ;;
             CXX)
                 args=(${SPACK_CXXFLAGS[@]} "${args[@]}") ;;
-            FC)
-                args=(${SPACK_FCFLAGS[@]} "${args[@]}") ;;
-            F)
-                args=(${SPACK_FFLAGS[@]} "${args[@]}") ;;
         esac
         ;;
 esac
 
-# Add ldflags
+# Add cppflags
 case "$mode" in
-    ld|ccld)
+    cpp|as|cc|ccld)
         args=(${SPACK_CPPFLAGS[@]} "${args[@]}") ;;
 esac
 
+case "$mode" in cc|ccld)
+        # Add fortran flags
+        case $lang_flags in
+            F)
+                args=(${SPACK_FFLAGS[@]} "${args[@]}") ;;
+        esac
+        ;;
+esac
+
 # Read spack dependencies from the path environment variable
 IFS=':' read -ra deps <<< "$SPACK_DEPENDENCIES"
 for dep in "${deps[@]}"; do

lib/spack/spack/spec.py

@@ -378,7 +378,7 @@ def __str__(self):
 
 
 _valid_compiler_flags = [
-    'cflags', 'cxxflags', 'fcflags', 'fflags', 'ldflags', 'ldlibs', 'cppflags']
+    'cflags', 'cxxflags', 'fflags', 'ldflags', 'ldlibs', 'cppflags']
 
 class FlagMap(HashableMap):
     def __init__(self, spec):

lib/spack/spack/test/cc.py

@@ -56,11 +56,16 @@ def setUp(self):
         self.cc = Executable(join_path(spack.build_env_path, "cc"))
         self.ld = Executable(join_path(spack.build_env_path, "ld"))
         self.cpp = Executable(join_path(spack.build_env_path, "cpp"))
+        self.cxx = Executable(join_path(spack.build_env_path, "c++"))
+        self.fc = Executable(join_path(spack.build_env_path, "fc"))
 
         self.realcc = "/bin/mycc"
         self.prefix = "/spack-test-prefix"
 
         os.environ['SPACK_CC'] = self.realcc
+        os.environ['SPACK_CXX'] = self.realcc
+        os.environ['SPACK_FC'] = self.realcc
+
         os.environ['SPACK_PREFIX'] = self.prefix
         os.environ['SPACK_ENV_PATH']="test"
         os.environ['SPACK_DEBUG_LOG_DIR'] = "."
@@ -97,6 +102,15 @@ def check_cc(self, command, args, expected):
         self.assertEqual(self.cc(*args, output=str).strip(), expected)
 
 
+    def check_cxx(self, command, args, expected):
+        os.environ['SPACK_TEST_COMMAND'] = command
+        self.assertEqual(self.cxx(*args, output=str).strip(), expected)
+
+    def check_fc(self, command, args, expected):
+        os.environ['SPACK_TEST_COMMAND'] = command
+        self.assertEqual(self.fc(*args, output=str).strip(), expected)
+
+
     def check_ld(self, command, args, expected):
         os.environ['SPACK_TEST_COMMAND'] = command
         self.assertEqual(self.ld(*args, output=str).strip(), expected)
@@ -137,6 +151,64 @@ def test_ld_mode(self):
         self.check_ld('dump-mode', ['foo.o', 'bar.o', 'baz.o', '-o', 'foo', '-Wl,-rpath,foo'], "ld")
 
 
+    def test_flags(self):
+        os.environ['SPACK_LDFLAGS'] = '-L foo'
+        os.environ['SPACK_LDLIBS'] = '-lfoo'
+        os.environ['SPACK_CPPFLAGS'] = '-g -O1'
+        os.environ['SPACK_CFLAGS'] = '-Wall'
+        os.environ['SPACK_CXXFLAGS'] = '-Werror'
+        os.environ['SPACK_FFLAGS'] = '-w'
+
+        # Test ldflags added properly in ld mode
+        self.check_ld('dump-args', test_command,
+                      "ld " +
+                      '-rpath ' + self.prefix + '/lib ' +
+                      '-rpath ' + self.prefix + '/lib64 ' +
+                      '-L foo ' +
+                      ' '.join(test_command) + ' ' +
+                      '-lfoo')
+
+        # Test cppflags added properly in cpp mode
+        self.check_cpp('dump-args', test_command,
+                       "cpp " +
+                      '-g -O1 ' +
+                      ' '.join(test_command))
+
+        # Test ldflags, cppflags, and language specific flags are added in proper order
+        self.check_cc('dump-args', test_command,
+                      self.realcc + ' ' +
+                      '-Wl,-rpath,' + self.prefix + '/lib ' +
+                      '-Wl,-rpath,' + self.prefix + '/lib64 ' +
+                      '-g -O1 ' +
+                      '-Wall ' +
+                      '-L foo ' +
+                      ' '.join(test_command) + ' ' +
+                      '-lfoo')
+
+        self.check_cxx('dump-args', test_command,
+                      self.realcc + ' ' +
+                      '-Wl,-rpath,' + self.prefix + '/lib ' +
+                      '-Wl,-rpath,' + self.prefix + '/lib64 ' +
+                      '-g -O1 ' +
+                      '-Werror ' +
+                      '-L foo ' +
+                      ' '.join(test_command) + ' ' +
+                      '-lfoo')
+
+        self.check_fc('dump-args', test_command,
+                      self.realcc + ' ' +
+                      '-Wl,-rpath,' + self.prefix + '/lib ' +
+                      '-Wl,-rpath,' + self.prefix + '/lib64 ' +
+                      '-w ' +
+                      '-g -O1 ' +
+                      '-L foo ' +
+                      ' '.join(test_command) + ' ' +
+                      '-lfoo')
+
+        os.environ['SPACK_LDFLAGS']=''
+        os.environ['SPACK_LDLIBS']=''
+
+
     def test_dep_rpath(self):
         """Ensure RPATHs for root package are added."""
         self.check_cc('dump-args', test_command,