Some functionality is available on RHEL-5.4+ only with gfortran44 as the
default gfortran binary is from gcc-4.1.

--- ./gdb/testsuite/gdb.fortran/common-block.exp	2009-12-15 05:13:56.000000000 +0100
+++ ./gdb/testsuite/gdb.fortran/common-block.exp	2009-12-15 05:21:00.000000000 +0100
@@ -20,7 +20,25 @@ set testfile "common-block"
 set srcfile ${testfile}.f90
 set binfile ${objdir}/${subdir}/${testfile}
 
-if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug f77 quiet}] != "" } {
+# Temporarily provide f77compiler=gfortran44 saving the original value around.
+
+set board [target_info name]
+if [board_info $board exists f77compiler] {
+    set old_f77compiler [board_info $board f77compiler]
+    unset_board_info f77compiler
+} elseif [info exists old_f77compiler] {
+    unset old_f77compiler
+}
+set_board_info f77compiler gfortran44
+
+set err [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug f77 quiet}]
+
+unset_board_info f77compiler
+if [info exists old_f77compiler] {
+    set_board_info f77compiler $old_f77compiler
+}
+
+if  { $err != "" } {
     untested "Couldn't compile ${srcfile}"
     return -1
 }
--- ./gdb/testsuite/gdb.fortran/dwarf-stride.exp	2009-12-15 05:13:56.000000000 +0100
+++ ./gdb/testsuite/gdb.fortran/dwarf-stride.exp	2009-12-15 05:20:07.000000000 +0100
@@ -27,7 +27,25 @@
 set testfile dwarf-stride
 set srcfile ${testfile}.f90
 
-if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} {debug f77}] } {
+# Temporarily provide f77compiler=gfortran44 saving the original value around.
+
+set board [target_info name]
+if [board_info $board exists f77compiler] {
+    set old_f77compiler [board_info $board f77compiler]
+    unset_board_info f77compiler 
+} elseif [info exists old_f77compiler] {
+    unset old_f77compiler
+} 
+set_board_info f77compiler gfortran44
+
+set err [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} {debug f77}]
+
+unset_board_info f77compiler
+if [info exists old_f77compiler] {
+    set_board_info f77compiler $old_f77compiler
+}
+
+if $err {
     return -1
 }
 
--- ./gdb/testsuite/gdb.fortran/dynamic.exp	2009-12-15 05:13:56.000000000 +0100
+++ ./gdb/testsuite/gdb.fortran/dynamic.exp	2009-12-15 05:17:21.000000000 +0100
@@ -25,7 +25,25 @@ set testfile "dynamic"
 set srcfile ${testfile}.f90
 set binfile ${objdir}/${subdir}/${testfile}
 
-if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug f77 quiet}] != "" } {
+# Temporarily provide f77compiler=gfortran44 saving the original value around.
+
+set board [target_info name]
+if [board_info $board exists f77compiler] {
+    set old_f77compiler [board_info $board f77compiler]
+    unset_board_info f77compiler
+} elseif [info exists old_f77compiler] {
+    unset old_f77compiler
+}
+set_board_info f77compiler gfortran44
+
+set err [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug f77 quiet}]
+
+unset_board_info f77compiler
+if [info exists old_f77compiler] {
+    set_board_info f77compiler $old_f77compiler
+}
+
+if  { $err != "" } {
     untested "Couldn't compile ${srcfile}"
     return -1
 }
--- ./gdb/testsuite/gdb.fortran/library-module.exp	2009-12-15 05:13:56.000000000 +0100
+++ ./gdb/testsuite/gdb.fortran/library-module.exp	2009-12-15 05:22:37.000000000 +0100
@@ -25,16 +25,34 @@ if [get_compiler_info not-used] {
    return -1
 }
 
-if  { [gdb_compile_shlib "${srcdir}/${subdir}/${srclibfile}" $objdir/$subdir/$libfile {debug f77}] != "" } {
-    untested "Couldn't compile ${srclibfile}"
-    return -1
+# Temporarily provide f77compiler=gfortran44 saving the original value around.
+
+set board [target_info name]
+if [board_info $board exists f77compiler] {
+    set old_f77compiler [board_info $board f77compiler]
+    unset_board_info f77compiler
+} elseif [info exists old_f77compiler] {
+    unset old_f77compiler
 }
+set_board_info f77compiler gfortran44
 
 # prepare_for_testing cannot be used as linking with $libfile cannot be passed
 # just for the linking phase (and not the source compilation phase).  And any
 # warnings on ignored $libfile abort the process.
 
-if  { [gdb_compile [list $srcdir/$subdir/$srcfile $objdir/$subdir/$libfile] $objdir/$subdir/$binfile executable {debug f77}] != "" } {
+set err1 [gdb_compile_shlib "${srcdir}/${subdir}/${srclibfile}" $objdir/$subdir/$libfile {debug f77}]
+set err2 [gdb_compile [list $srcdir/$subdir/$srcfile $objdir/$subdir/$libfile] $objdir/$subdir/$binfile executable {debug f77}]
+
+unset_board_info f77compiler
+if [info exists old_f77compiler] {
+    set_board_info f77compiler $old_f77compiler
+}
+
+if  { $err1 != "" } {
+    untested "Couldn't compile ${srclibfile}"
+    return -1
+}
+if  { $err2 != "" } {
     untested "Couldn't compile ${srcfile}"
     return -1
 }
--- ./gdb/testsuite/gdb.fortran/module.exp	2009-12-15 05:13:56.000000000 +0100
+++ ./gdb/testsuite/gdb.fortran/module.exp	2009-12-15 05:28:49.000000000 +0100
@@ -16,7 +16,25 @@
 set testfile "module"
 set srcfile ${testfile}.f90
 
-if { [prepare_for_testing $testfile.exp $testfile $srcfile {debug f77}] } {
+# Temporarily provide f77compiler=gfortran44 saving the original value around.
+
+set board [target_info name]
+if [board_info $board exists f77compiler] {
+    set old_f77compiler [board_info $board f77compiler]
+    unset_board_info f77compiler
+} elseif [info exists old_f77compiler] {
+    unset old_f77compiler
+}
+set_board_info f77compiler gfortran44
+
+set err [prepare_for_testing $testfile.exp $testfile $srcfile {debug f77}]
+
+unset_board_info f77compiler
+if [info exists old_f77compiler] {
+    set_board_info f77compiler $old_f77compiler
+}
+
+if $err {
     return -1
 }
 
--- ./gdb/testsuite/gdb.fortran/string.exp	2009-12-15 05:13:56.000000000 +0100
+++ ./gdb/testsuite/gdb.fortran/string.exp	2009-12-15 05:18:13.000000000 +0100
@@ -23,7 +23,25 @@ set testfile "string"
 set srcfile ${testfile}.f90
 set binfile ${objdir}/${subdir}/${testfile}
 
-if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug f77 quiet}] != "" } {
+# Temporarily provide f77compiler=gfortran44 saving the original value around.
+
+set board [target_info name]
+if [board_info $board exists f77compiler] {
+    set old_f77compiler [board_info $board f77compiler]
+    unset_board_info f77compiler
+} elseif [info exists old_f77compiler] {
+    unset old_f77compiler
+}
+set_board_info f77compiler gfortran44
+
+set err [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug f77 quiet}]
+
+unset_board_info f77compiler
+if [info exists old_f77compiler] {
+    set_board_info f77compiler $old_f77compiler
+}
+
+if { $err != "" } {
     untested "Couldn't compile ${srcfile}"
     return -1
 }